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CISCO Coursera Quiz

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CISCO Coursera Quiz

Choose a study flow.

Sequential mode

In order

No repeats

Mastery mode

Until correct

Repeat wrong
205questions
0review
0no answer
32attempts

Discussion

Comments, notes and shared explanations will appear here.

Teacher noteAttach hints to confusing questions.
Learner threadAsk why an answer is correct.
#1

Why is the CCNA considered valuable in the job market according to the narrative?

  1. It is the most recommended certification by IT professionals
  2. It guarantees a job in any IT field
  3. It currently has the highest number of job vacancies compared to other IT certifications
  4. It is a trending social media topic
#2

What is the main reason helpdesk staff aim to join the networking team as described?

  1. Networking is an easier job
  2. Helpdesk roles have more paperwork
  3. Networking involves less customer interaction
  4. Networking roles offer better pay and career progression
#3

How should you handle unforeseen events that disrupt your study schedule according to the plan?

  1. Fill in the entire schedule at once and stick to it no matter what
  2. Adapt the schedule week by week, allowing for changes as needed
  3. Ignore the schedule and start over
  4. Cancel all personal events to stick to the schedule
#4

According to the content, which role has a greater immediate job demand than many other comparable IT roles?

  1. JavaScript developers
  2. Cisco CCNA certified roles
  3. Software Engineers
  4. Linux Administrator roles
#5

Besides the CCNA, what advice was given for someone wanting to move into a networking role?

  1. Work overtime hours consistently
  2. Apply to any job you find without preparation
  3. Watch more TV shows to relax
  4. Follow a structured study plan to get the CCNA
#6

How do you configure a router in Packet Tracer?

  1. Click on the router
  2. Select the Connections icon
  3. Double-click on the switch
  4. Open the topology settings
#7

What information is required to set up a new Skills for All account using Email?

  1. Username, Password, Gender
  2. Country, Year of Birth, Month of Birth
  3. Name, Address, Phone Number
  4. Email Verification, Security Questions
#8

Why is it important to use the correct Packet Tracer version for the course?

  1. Newer versions have bugs
  2. Just a preference of the instructor
  3. Older versions have more features
  4. Version compatibility with course exercises
#9

What should you click on to add switches to your topology in Packet Tracer?

  1. Routers
  2. Connections
  3. Firewalls
  4. Switches
#10

After logging into the Cisco Skills for All, what is the next step to download Packet Tracer?

  1. Use the Browse catalog option and search
  2. Navigate to the Packet Tracer download link from a specific URL
  3. Visit the Downloads page in the Skills for All portal
  4. Check emails for a download link
#11

Which OSI layer assigns a logical address such as an IP address for devices on a network?

  1. Network Layer
  2. Transport Layer
  3. Data Link Layer
  4. Physical Layer
#12

What type of device operates at the OSI Network Layer, responsible for forwarding data based on IP addresses?

  1. Router
  2. Switch
  3. Hub
  4. Bridge
#13

Which network connection type spans large geographic areas, connecting multiple local networks?

  1. Wide Area Network (WAN)
  2. Local Area Network (LAN)
  3. Campus Area Network (CAN)
  4. Metropolitan Area Network (MAN)
#14

Which network device is primarily used to connect multiple networks and provide routing between them?

  1. Router
  2. Hub
  3. Switch
  4. Firewall
#15

Which layer in the OSI model is responsible for data framing, error detection, and logical link control?

  1. Data Link Layer
  2. Transport Layer
  3. Physical Layer
  4. Network Layer
#16

What is the command used to erase the startup configuration on older Cisco routers?

  1. write erase
  2. clear startup
  3. copy erase
  4. overwrite config
#17

Which process restores a configuration backup on a Cisco router?

  1. Enabling recovery mode on boot.
  2. By rebooting the router twice.
  3. Copying the backup file to startup-config and rebooting.
  4. Deleting the current running-config.
#18

What is the key difference between 'show' and 'debug' commands in Cisco IOS?

  1. 'show' commands are temporary, while 'debug' commands are permanent changes.
  2. 'debug' commands can only be used in User EXEC mode.
  3. 'show' commands use more battery life.
  4. 'show' commands provide static information; 'debug' provides real-time data.
#19

What is the purpose of using command history in Cisco IOS?

  1. To organize commands by priority.
  2. To quickly reuse and modify previous inputs without retyping them.
  3. To permanently delete commands.
  4. To create shortcuts for future commands.
#20

Why should configurations not be backed up on the same device they are pulled from?

  1. It's cheaper to save to the device locally.
  2. It takes less time to back up locally.
  3. Local storage maximizes storage usage.
  4. Remote backups ensure data is safe in case of device failure.
#21

How does TCP implement flow control?

  1. By prioritizing packets based on size.
  2. By sending traffic at a constant rate.
  3. Via the sliding window protocol.
  4. By using SYN and ACK packets only.
#22

Which field is not present in a UDP header but is present in a TCP header?

  1. Checksum
  2. Destination Port
  3. Sequence Number
  4. Source Port
#23

Why are port numbers essential in network communication?

  1. They specify the IP address of the host.
  2. They determine encryption status of the connection.
  3. They route data to specific applications on a host.
  4. They control the speed of data transmission.
#24

Which of the following is a characteristic of the Transport Layer in the OSI model?

  1. Error recovery and flow control between host devices.
  2. Switching and routing of packets.
  3. Encoding of data into signals.
  4. Physical transmission of raw bits over a medium.
#25

What makes TCP a connection-oriented protocol?

  1. It sends data in large blocks all at once.
  2. It communicates in a request-response style.
  3. It assigns a unique identifier for each session.
  4. It performs a three-way handshake to establish a connection.
#26

In a given subnet, how can you identify network and broadcast addresses?

  1. By checking for 0 in the host part
  2. By routing table inspection
  3. Through ARP table analysis
  4. By searching for DHCP configuration
#27

Why was the Internet Assigned Numbers Authority (IANA) formed?

  1. Ensure unique IP allocations globally
  2. Manage private address distributions
  3. Monitor internet speeds worldwide
  4. Facilitate network hardware communications
#28

Identify the valid range for Class B IP addresses.

  1. 128.0.0.0 to 191.255.0.0
  2. 192.0.0.0 to 223.255.255.0
  3. 1.0.0.0 to 126.0.0.0
  4. 224.0.0.0 to 239.255.255.255
#29

What unique feature distinguishes Class D IP addresses from other classes?

  1. Exclusive multicast usage
  2. Employed as loopback
  3. Used for unicast traffic
  4. Reserved for future use
#30

What is the primary purpose of subnetting?

  1. Divides a network into smaller, more manageable sections
  2. Creates multiple points of network access
  3. Encourages faster IP packet transfers to internet nodes
  4. Assigns reserved addresses to each host
#31

What is the purpose of writing both an IP address and its subnet mask in binary?

  1. Differentiate between network and host portions
  2. Determine data transmission rate
  3. Identify the default gateway
  4. Set administrative privileges
#32

What is the range of values for each octet within an IPv4 address?

  1. 0-255
  2. 0-512
  3. 0-1024
  4. 0-128
#33

What type of traffic is sent to all hosts on a network subnet?

  1. Broadcast
  2. Unicast
  3. Anycast
  4. Multicast
#34

What information does the protocol field in an IP header provide?

  1. Layer 4 protocol
  2. Source IP address
  3. Checksum information
  4. Destination IP address
#35

If you have 44 and are converting to binary, which value fits entirely into the remainder after placing a 32?

  1. 16
  2. 2
  3. 8
  4. 4
#36

What is the primary purpose of subnetting a network?

  1. To divide a network into smaller networks
  2. To simplify IP addressing
  3. To increase the size of a network
  4. To enhance encryption
#37

Which method can be used to convert subnet masks from slash notation?

  1. Convert each bit to decimal equivalent
  2. Add 10 to the slash value
  3. Multiply the value by 4
  4. Reverse the binary value
#38

Given the following network range, 192.168.1.0/24, what is the broadcast address?

  1. 192.168.1.255
  2. 192.168.1.1
  3. 192.168.1.0
  4. 192.168.1.254
#39

In subnetting, what is the 'Magic Number' used for?

  1. To calculate subnet size
  2. To increase DNS efficiency
  3. To enhance network security
  4. To determine IP class
#40

What is the advantage of using Variable Length Subnet Mask (VLSM)?

  1. More efficient IP address usage
  2. Simplified network design
  3. Faster network speed
  4. Enhanced security
#41

What is a key tip for adjusting your study timetable week by week?

  1. Ensure it is identical every week, regardless of circumstances
  2. Make it challenging yet doable
  3. Leave the entire week blank and improvise daily
  4. Make it extremely easy to achieve
#42

What should be avoided when creating a study timetable using the sample template?

  1. Pre-populating the entire schedule at once
  2. Planning studies during weekends
  3. Seeking help when falling behind
  4. Starting with a blank timetable each week
#43

How can you ensure that your Progress in a Packet Tracer lab doesn't get lost?

  1. Export configuration as an XML
  2. Save your work frequently
  3. Create a manual network backup
  4. Close the application after each session
#44

What are the different options available for creating a new account on Skills for All?

  1. Only Email-based signup
  2. Existing Cisco account or Google account
  3. Email, existing Cisco account, or Google account
  4. Just Google account
#45

Which Transport Layer protocol is best suited for live video streaming, where speed is preferred over reliability?

  1. SMTP
  2. UDP
  3. TCP
  4. FTP
#46

Which protocol, part of the Transport Layer, is chosen when data transmission reliability is crucial?

  1. FTP
  2. TCP
  3. UDP
  4. HTTP
#47

What layer of the OSI Model is responsible for encrypting data to further protect sensitive information?

  1. Data Link Layer
  2. Transport Layer
  3. Presentation Layer
  4. Network Layer
#48

What is required to configure an interface with an IP address on a Cisco router?

  1. You need to be in Interface Configuration mode.
  2. Global Configuration mode suffices.
  3. No specific mode needed, use direct commands.
  4. User EXEC mode is sufficient.
#49

What is the purpose of Global Configuration mode?

  1. To configure settings that affect the entire device.
  2. To manage power settings and battery life.
  3. To configure individual user settings.
  4. To reset the device to factory settings.
#50

Which service can utilize both TCP and UDP?

  1. TFTP
  2. HTTP
  3. DNS
  4. FTP
#51

What is session multiplexing in networking?

  1. Interleaving data packets from different sources.
  2. Managing multiple communication sessions on a single link.
  3. Isolating each protocol session to prevent overlap.
  4. Combining multiple signals into one.
#52

Which port does HTTP traffic use?

  1. 443
  2. 80
  3. 22
  4. 21
#53

In binary subtraction for 51, which value does not fully fit into the remaining number after attempting to fit a 64?

  1. 32
  2. 64
  3. 8
  4. 16
#54

Which IP header field is responsible for ensuring that a packet has not been corrupted in transit?

  1. Time to Live
  2. Checksum
  3. Fragment Offset
  4. Protocol
#55

Which class of IP addresses is primarily used for multicast traffic?

  1. Class D
  2. Class A
  3. Class B
  4. Class C
#56

How does multicast traffic improve network efficiency?

  1. Releases bandwidth quickly
  2. Transfers data using unicast routes
  3. Ensures backup systems react faster
  4. Sends a single data stream to multiple destinations
#57

Why are Class C IP addresses typically used in smaller networks?

  1. They can quickly expand to larger canopies
  2. They have less overhead
  3. They support up to 254 hosts per network
  4. They are easier to remember
#58

Which subnet mask would you use to support exactly 2 hosts?

  1. /31
  2. /29
  3. /28
  4. /30
#59

How many host addresses are available in a /24 network?

  1. 252 usable addresses
  2. 254 usable addresses
  3. 128 usable addresses
  4. 256 usable addresses
#60

What is a key consideration when designing subnets for a growing network?

  1. Use as few subnet bits as possible
  2. Minimize unused IP addresses at all times
  3. Network should support future growth without reconfiguration
  4. Subnets should be as large as possible
#61

What is the primary purpose of the preamble in an Ethernet frame?

  1. To specify the type of data encapsulated
  2. To synchronize the sender and receiver
  3. To indicate the start of a frame
  4. To provide error correction information
#62

Which Ethernet layer function provides error checking?

  1. MAC Addressing
  2. Preemption
  3. Encapsulation
  4. FCS
#63

What role does the MAC address play in Ethernet communications?

  1. To detect errors in frame transmissions
  2. To route packets across networks
  3. To uniquely identify network interfaces
  4. To assign IP addresses to devices
#64

What is the key difference between MAC addresses and IP addresses?

  1. MAC addresses are logical; IP addresses are physical
  2. MAC addresses change dynamically; IP addresses are static
  3. Both are used to route traffic between networks
  4. MAC addresses are physical; IP addresses are logical
#65

Why don't MAC address conflicts typically occur on a network?

  1. They are dynamically assigned like IPs, preventing conflicts
  2. Each MAC address is globally unique due to its structured specification
  3. Network administrators manually configure each MAC address
  4. Because MAC addresses are rarely used on modern networks
#66

What is the maximum length of a UTP cable segment in a standard Ethernet network?

  1. 200 meters
  2. 500 meters
  3. 50 meters
  4. 100 meters
#67

In which situation is PoE most beneficial?

  1. Powering servers in a data center
  2. Connecting PCs to office networks
  3. Replacing older cabling with fiber
  4. Supplying power to IP phones and wireless access points
#68

What is a key advantage of using PoE in a network?

  1. Extends network range
  2. Enables remote configuration of devices
  3. Eliminates the need for separate power cables
  4. Increases data transmission speed
#69

What is the typical maximum length for 10 Gigabit Ethernet over Multi Mode Fiber?

  1. 400 meters
  2. 1000 meters
  3. 100 meters
  4. 200 meters
#70

What is the role of a transceiver in a fiber optic network component?

  1. Modulates the data signal
  2. Splits the fiber connection into multiple paths
  3. Converts signals for fiber communication
  4. Amplifies the data signal
#71

What operational similarity exists between Cisco IOS and NX-OS?

  1. Similar command syntax
  2. Redundant configurations
  3. Unique syntax for NX-OS
  4. Different access protocols
#72

When two switches are connected, what piece of information helps them direct traffic efficiently?

  1. MAC Address Table
  2. IP Address
  3. Default Gateway
  4. Port Bandwidth
#73

What is the primary characteristic of a hub in a network?

  1. Layer 3 operations
  2. Collision prevention
  3. Full duplex operation
  4. Half duplex operation
#74

If a network host needs to communicate with another host in a different IP subnet, what is required?

  1. Switch
  2. Hub
  3. Router
  4. Repeater
#75

Why would an organization choose a Wireless LAN Controller over standalone access points?

  1. Improved audio quality
  2. Reduce collision domains
  3. Centralized management for scalability
  4. Cheaper overall cost
#76

Which layer 4 protocol is most commonly used for web traffic?

  1. ICMP
  2. TCP
  3. UDP
  4. SMTP
#77

When a host on a network needs to find another host's MAC address, what does it send?

  1. ARP Request
  2. Ping
  3. DNS Query
  4. DHCP Discovery
#78

What entry does a switch create when it receives a packet with a source MAC address?

  1. It changes the source MAC address.
  2. It maps the MAC address to the port number.
  3. It encrypts the data frame.
  4. It assigns a new IP address to the device.
#79

Why do MAC addresses change but IP addresses remain constant as packets traverse through networks?

  1. IP addresses change for each hop; MAC remains constant
  2. Both change at every hop
  3. Neither change at any point
  4. MAC addresses change at each hop; IP remains constant for end-to-end delivery
#80

What is the primary difference between static and dynamic routing?

  1. Static routing is less secure than dynamic routing.
  2. Static routing uses OSPF; dynamic routing uses BGP.
  3. Static routing only supports local networks.
  4. Static routing is manual; dynamic routing is automatic.
#81

Describe one scenario where a hop-by-hop connectivity test would be crucial using traceroute.

  1. To analyze network throughput
  2. To pinpoint the failing hop in a network route
  3. To replace faulty hardware
  4. To configure routing protocols
#82

Which command is used to verify the router's understanding of network paths?

  1. show run
  2. show ip route
  3. show int
  4. ipconfig /all
#83

Why might it sometimes be acceptable to skip to 'Propose Hypothesis' in the Cisco troubleshooting methodology?

  1. Data gathering is complex
  2. Technology constraints
  3. You are confident the problem resembles a previously solved issue
  4. Job pressure
#84

Why is documenting troubleshooting solutions important in Cisco networks?

  1. It helps resolve similar issues faster in the future.
  2. To impress management.
  3. It guarantees no issues reoccur.
  4. It fulfills company policies.
#85

What is a crucial first step when a connectivity issue is reported by a user?

  1. Verify the issue by checking it yourself
  2. Contact the user for more details
  3. Log the issue in the tracking system
  4. Restart the network device
#86

Why is it recommended to disable unused interfaces on switches?

  1. To reduce electrical consumption significantly
  2. To save device memory
  3. To avoid interface exhaustion
  4. To prevent unauthorized access
#87

What is required to remotely manage a Cisco device using telnet?

  1. SSH version 2
  2. An IP address configured on the device
  3. A direct console connection
  4. A configured username and password
#88

What type of issues should be suspected if a duplex mismatch error is detected?

  1. Layer 2 performance issues
  2. Application layer processing issues
  3. Layer 1 physical connectivity issues
  4. Layer 3 routing issues
#89

What distinguishes LLDP from CDP?

  1. LLDP cannot discover Linux servers
  2. LLDP is an open standard protocol
  3. LLDP can only be used on Cisco devices
  4. LLDP operates at Layer 3
#90

Why might it be beneficial to use the Configuration Dialog Setup on a Cisco device?

  1. For initial setup of basic configurations
  2. To load alternative firmware
  3. To perform advanced network tuning
  4. To automate security policies
#91

What command is used to erase the startup-config on a Cisco device, resetting it to factory defaults?

  1. erase flash
  2. delete nvram
  3. write erase
  4. clear config
#92

During the password recovery process on a Cisco router, what sequence is used to interrupt the boot process?

  1. Ctrl + Break
  2. Ctrl + Alt + Delete
  3. Shift + Esc
  4. Ctrl + R
#93

What command is used to specify a new IOS system image to boot from on a Cisco device?

  1. set ios-image
  2. load ios-file
  3. config ios-path
  4. boot system
#94

Which command copies the running configuration to a TFTP server for backup purposes?

  1. copy config-server
  2. backup config tftp
  3. copy running-config tftp
  4. copy running-config flash
#95

Which command allows you to save the current IOS system image to a TFTP server?

  1. send image tftp
  2. transfer flash tftp
  3. copy flash tftp
  4. backup tftp image
#96

For what purpose is the traceroute command used in network troubleshooting?

  1. To identify the path packets take through the network
  2. To create new routes
  3. To encrypt data traffic
  4. To increase internet speed
#97

What does a local route in a routing table typically indicate?

  1. A static route configured by an administrator
  2. A dynamically learned route from other routers
  3. An IP address configured on a local interface
  4. A default route for external networks
#98

What is the purpose of a default route in a router's configuration?

  1. To act as a catch-all route for unmatched packets
  2. To specify alternate gateway in case of failure
  3. To improve data encryption and security
  4. To provide a backup route for lost packets
#99

When does a router perform load balancing?

  1. When bandwidth is below 10% usage
  2. When the router's CPU usage is high
  3. When all routes to destination are down
  4. When multiple routes share the same metric value
#100

What determines which route a packet takes when multiple routes match a destination in the routing table?

  1. The longest prefix match
  2. The lowest cost route
  3. The route with the highest bandwidth
  4. The shortest path route
#101

What happens when a link comes up in networks using OSPF?

  1. OSPF recalculates the routing table for optimal paths.
  2. Traffic continues to use the old routes until manually changed.
  3. The new link is only used for static routes.
  4. The network must be manually reconfigured.
#102

What is the primary purpose of network statements in routing protocol configuration?

  1. They adjust administrative distances for protocols.
  2. They define access control lists for security.
  3. They create static routes for remote networks.
  4. They specify interfaces to include in routing protocol operations.
#103

What is Equal Cost Multi-Path (ECMP) in routing protocols?

  1. It requires manual routing configuration to work.
  2. It distributes traffic across multiple paths with equal costs.
  3. It selects a single most cost-effective route.
  4. It diminishes network scalability due to complexity.
#104

Which of the following is a common characteristic of all dynamic routing protocols?

  1. They are all exterior gateway protocols (EGPs).
  2. They require manual route configuration.
  3. They dynamically learn and advertise routes.
  4. They employ administrative distances to determine the best route.
#105

Why does RIP often send traffic along the bottom path in a network diagram even if a top path seems shorter?

  1. It uses hop count as its metric for path selection.
  2. It selects paths based on bandwidth.
  3. It uses delay as the primary metric.
  4. It factors in interface load by default.
#106

Which command can be used to find the MAC address on a Linux system?

  1. route
  2. netstat
  3. ifconfig
  4. ping
#107

How many bits are there in a MAC address?

  1. 48 bits
  2. 32 bits
  3. 64 bits
  4. 128 bits
#108

Which type of cable is commonly used to connect desktop computers to network switches in Ethernet LANs?

  1. Power Line Communication
  2. Fiber Optic Cable
  3. Coaxial Cable
  4. Unshielded Twisted Pair Cable (UTP)
#109

Which fiber optic cable type is more cost-effective for shorter distances?

  1. Multi Mode Fiber
  2. Plastic Optical Fiber
  3. Both are equally cost-effective
  4. Single Mode Fiber
#110

What is the primary use for crossover cables in networking?

  1. Directly connecting two switches
  2. Connecting a computer to a printer
  3. Connecting a PC to a router
  4. Linking a console to a monitor
#111

At which OSI layers do routers primarily operate, and what is their main function?

  1. Layers 2 and 4; filtering data
  2. Layer 3; routing data
  3. Layer 1; physical data transmission
  4. Layer 2; switching data
#112

What types of interfaces are typically found on switches?

  1. ADSL and Ethernet
  2. Ethernet only
  3. Serial and ISDN
  4. Wireless and Serial
#113

Which command allows a Cisco router to resolve domain names?

  1. dns resolv
  2. ip dns-server
  3. ip domain-name
  4. ip domain-lookup
#114

Why do original source and destination IP addresses remain unchanged during packet transmissions across different networks?

  1. To provide security through constant IP addressing
  2. To allow dynamic route updating
  3. To allow packet payload encryption
  4. To maintain end-to-end consistency in delivery
#115

According to the Cisco troubleshooting process, after gathering information, what is the next step?

  1. Identify and Isolate the Issue
  2. Gather More Details
  3. Verify Physical Layer
  4. Restart Devices
#116

Which telnet command confirms if the DNS service is operational on router R3?

  1. telnet 10.10.30.1 80
  2. telnet 10.10.30.1 23
  3. telnet 10.10.30.1 53
  4. telnet 10.10.30.1 22
#117

Which statement is true regarding the Cisco Discovery Protocol (CDP)?

  1. CDP operates at the application layer
  2. CDP operates at Layer 3
  3. CDP is Cisco proprietary
  4. CDP requires an IP address for operation
#118

Which command is necessary to activate an interface on a Cisco router after assigning an IP address?

  1. no shutdown
  2. activate
  3. ip enable
  4. enable interface
#119

Which command displays the current active configuration on a switch?

  1. show running-config
  2. show interface config
  3. show startup-config
  4. show current-settings
#120

What happens if both enable password and enable secret are configured on a Cisco device?

  1. The system uses both passwords.
  2. The enable secret takes precedence.
  3. The enable password is used.
  4. The system defaults to no password requirement.
#121

What happens if a Cisco device cannot find a valid system image in Flash during boot?

  1. The device will enter ROMMON mode.
  2. The device will enter setup mode to request a new image.
  3. The device will continuously reboot until a system image is found.
  4. The device will load the backup system image from NVRAM.
#122

What must be true for a configured static route to be used by a router?

  1. The route must have the highest administrative distance
  2. The router must have a direct connection to the destination network
  3. The route must be stored in NVRAM
  4. The next hop IP or interface must be reachable
#123

What is the typical destination configuration for a default route?

  1. Multicast address
  2. The address 0.0.0.0/0
  3. Broadcast address
  4. DNS server address
#124

Why might OSPF prefer paths with higher link costs in certain configurations?

  1. Lower bandwidth interfaces might lead OSPF to prefer alternate paths.
  2. OSPF ignores link costs in favor of system defaults.
  3. Bandwidth settings are ignored by default.
  4. Higher link costs always correspond to shorter paths.
#125

Why does a loopback interface on a router immediately go up without a 'no shutdown' command?

  1. Because they are virtual interfaces not affected by physical layer states.
  2. They are always configured as down initially.
  3. Because they automatically fetch configurations from the server.
  4. Their status is managed by dynamic routing protocols.
#126

What is the major benefit of route summarization in RIP?

  1. Prevents route flapping in dynamic networks.
  2. Improves route security through authentication.
  3. Reduces the size of routing tables.
  4. Increases routing update frequency.
#127

Which of the following statements is true regarding the selection of an EIGRP Router ID?

  1. It is chosen from the lowest IP address available on the router.
  2. It cannot be changed once set initially.
  3. It defaults to the highest IP address on any loopback interface configured on the router.
  4. It is manually configured and takes precedence over any interface addresses.
#128

What is a distinguishing feature of RIPng compared to RIPv2?

  1. Increased security features.
  2. Decreased update interval.
  3. Uses a distance-vector algorithm.
  4. Support for IPv6.
#129

What is the main limitation of RIP that affects its scalability in large networks?

  1. Lack of support for IPv6.
  2. Inability to perform route summarization.
  3. Maximum hop count of 15.
  4. Slow convergence time.
#130

Why is RIPv1 considered unsuitable for modern networks?

  1. No support for IPv6.
  2. Does not send subnet mask information in updates.
  3. Consumes too much memory.
  4. Lack of authentication support.
#131

What is the role of a Designated Router (DR) in OSPF?

  1. Routes packets directly to external networks
  2. Ensures all routers have synchronized clocks
  3. Acts as a backup router
  4. Generates LSAs for the subnet
#132

What happens if an OSPF router does not receive a Hello packet from a neighbor within the Dead Interval?

  1. The router sends a link-state request
  2. The OSPF process restarts
  3. The neighbor adjacency is considered down
  4. The router reloads its configuration
#133

Which OSPF packet type is responsible for establishing and maintaining neighbor relationships?

  1. Link State Update
  2. Acknowledgment
  3. Hello
  4. Database Description
#134

Why is manipulating OSPF cost generally preferred over adjusting bandwidth?

  1. Improves hardware performance
  2. Reduces overall network congestion
  3. It's simpler and does not affect other bandwidth-related protocols
  4. OSPF cost changes affect other routing protocols
#135

In the OSPF state machine, what is the order of states when forming an adjacency?

  1. Full, Loading, Exchange, ExStart, Two-way, Init
  2. Two-way, Init, ExStart, Exchange, Loading, Full
  3. Init, Two-way, Exchange, ExStart, Loading, Full
  4. Init, Two-way, ExStart, Exchange, Loading, Full
#136

What is the default VLAN for all switch ports when not configured otherwise?

  1. VLAN 10
  2. VLAN 0
  3. VLAN 100
  4. VLAN 1
#137

What does a switch operating in VTP Transparent mode do in terms of VLAN synchronization?

  1. Fully synchronizes VLAN database with all VTP switches
  2. Does not synchronize VLAN database
  3. Filters out VTP advertisements
  4. Synchronizes only with VTP servers
#138

What does the command 'switchport mode access' do on a switch port?

  1. Turns the port into a trunk carrying multiple VLANs
  2. Disables the port
  3. Makes the port a router interface
  4. Sets the port as an access port for one VLAN
#139

What is a recommended practice when configuring new VLANs?

  1. Ensure all VLANs are transparent
  2. Always assign VLAN id 1
  3. Use descriptive names for VLANs
  4. Avoid using VLAN ids below 100
#140

What are the primary layers involved in designing a campus network?

  1. Physical, Data Link, and Network Layers
  2. Core, Distribution, and Access Layers
  3. Application, Presentation, and Session Layers
  4. Transport, Network, and Data Link Layers
#141

What role do Switch Virtual Interfaces (SVIs) play in a network?

  1. They create VLANs on a switch.
  2. They manage IP addresses on a router.
  3. They provide physical connections between devices in a VLAN.
  4. They allow routing between VLANs on a switch.
#142

What is the primary purpose of configuring a switch port as a trunk port?

  1. To carry traffic for multiple VLANs between switches.
  2. To isolate a VLAN from the rest of the network.
  3. To connect a switch to a router for routing services.
  4. To convert a switch port into a Layer 3 interface.
#143

What is a unique feature of Layer 3 switches compared to Layer 2 switches?

  1. They only support one VLAN at a time.
  2. They connect to all VLANs through dedicated interfaces.
  3. They only operate using MAC addresses.
  4. They can route traffic between VLANs without external routers.
#144

Before configuring a trunk link between two switches, which setting must be verified?

  1. VTP domain names must match.
  2. Same encapsulation type (dot1q or isl) on both switches.
  3. Matching IP addresses on each switch.
  4. Ensure identical switch hardware models.
#145

What is a 'Router on a Stick' configuration in networking?

  1. A single router interface managing multiple VLANs using sub-interfaces.
  2. A router connected to a single VLAN on a switch.
  3. A method to bypass a router using a direct switch connection.
  4. A virtual routing method that does not use physical interfaces.
#146

Which type of devices are generally good candidates to be DHCP clients?

  1. Desktop PCs and laptops
  2. Network switches
  3. Core routers and firewalls
  4. Remote servers hosting critical applications
#147

Why might a router need to act as a DHCP client on its outgoing interface?

  1. To assign IP addresses to internal hosts using its own pool.
  2. To obtain a dynamic public IP address from an ISP for internet connectivity.
  3. To automatically discover target routing devices on the network.
  4. To enhance security by frequently changing its internal IP.
#148

What command is used to configure a Cisco router to forward DHCP requests to an external DHCP server?

  1. 'ip dhcp relay' with the DHCP server's IP address.
  2. 'set dhcp relay address' with the server's details.
  3. 'ip helper-address' followed by the DHCP server's IP address.
  4. 'ip forward dhcp' followed by the external server's address.
#149

Which command is used on MacOS to display the default gateway information for network interfaces?

  1. 'ip route'
  2. 'netstat -rn'
  3. 'ifconfig'
  4. 'route -n'
#150

How is a dynamic IP address assigned to a router's external interface?

  1. By using static IP configuration with manual entry.
  2. By assigning a loopback address on the interface.
  3. By enabling IP address virtualization features.
  4. By being configured as a DHCP client to dynamically receive an IP from the ISP.
#151

Why is a default static route configured on a router like R1?

  1. To limit the bandwidth usage on a link.
  2. To maintain loop-free redundancy.
  3. To encrypt all outgoing traffic.
  4. To provide a fallback routing option to any destination.
#152

Why are redundant links important in network design?

  1. They increase bandwidth between connected devices.
  2. They reduce network interference.
  3. They provide additional paths to prevent connectivity loss.
  4. They enhance network security.
#153

In configuring HSRP, which command sets the virtual IP address on an interface?

  1. virtual assign 10.10.10.1
  2. ip virtual setup 10.10.10.1
  3. standby 1 ip 10.10.10.1
  4. gateway virtual 10.10.10.1
#154

Which keyword is used in VRRP configurations, comparing it with HSRP?

  1. spare
  2. vrrp
  3. active
  4. route
#155

In an HSRP setup, what effect does configuring a higher priority on a router have?

  1. The router cannot participate in HSRP.
  2. The router becomes standby permanently.
  3. The router becomes secondary by default.
  4. The router is preferred as the active router.
#156

What role do BPDU's play in spanning tree operations?

  1. They identify loops and manage port states
  2. They synchronize time settings across switches
  3. They carry data across VLANs
  4. They transmit routing table updates
#157

What distinguishes PVST+ from standard IEEE spanning tree protocol?

  1. PVST+ is slower in convergence compared to IEEE STP
  2. PVST+ groups VLANs as one instance
  3. PVST+ creates a separate instance for each VLAN
  4. PVST+ supports only legacy devices
#158

How do switches differ from hubs in managing network traffic?

  1. Switches use IP addresses to forward packets
  2. Both devices filter traffic based on IP
  3. Hubs filter packets based on MAC addresses
  4. Switches learn MAC addresses and forward traffic directly
#159

What is the likely cause when traffic does not follow the expected most direct path?

  1. Routing protocols override spanning tree
  2. A device is physically malfunctioning
  3. Spanning tree path selection
  4. DNS lookup failures
#160

What happens if all switches have the same bridge priority but different MAC addresses?

  1. The switch with the highest MAC address becomes root
  2. The switches enter a fail-safe mode
  3. Priority is randomly assigned by traffic conditions
  4. The switch with the lowest MAC address becomes root
#161

Which protocol is proprietary and generally not recommended for use with EtherChannel?

  1. LACP
  2. RSTP
  3. Static
  4. PAgP
#162

Which command provides a summary of EtherChannel configurations in IOS?

  1. show port-channel
  2. show interfaces
  3. show spanning-tree
  4. show etherchannel summary
#163

How is IP addressing typically handled in an EtherChannel setup?

  1. No IP address is needed
  2. One IP address per link
  3. One IP address for the entire bundle
  4. Multiple IPs are assigned for redundancy
#164

What design allows spanning tree to avoid disabling any links in an EtherChannel setup?

  1. Multi-chassis EtherChannel
  2. Standard EtherChannel
  3. Rapid Spanning Tree Protocol
  4. Per VLAN Spanning Tree
#165

Why might administrators use NIC Teaming in a server environment?

  1. Reduced hardware costs
  2. Less complex configuration
  3. Enhanced redundancy and speed
  4. Lower power consumption
#166

What malicious activity does Dynamic ARP Inspection protect against?

  1. Denial of Service
  2. ARP spoofing
  3. Phishing
  4. Packet sniffing
#167

When configuring DHCP Snooping, which type of ports should be marked as trusted?

  1. All switch ports by default
  2. Uplink ports and ports connected to DHCP servers
  3. Ports connected to client devices
  4. Console ports
#168

In an 802.1X-network, what role does the switch play?

  1. Authentication Server
  2. Access Gateway
  3. Supplicant
  4. Authenticator
#169

For Dynamic ARP Inspection to function, which feature must be enabled on a switch?

  1. DHCP Snooping
  2. Port Mirroring
  3. Spanning Tree Protocol
  4. VLAN Trunking Protocol
#170

What is a potential consequence of having a rogue DHCP server on the network?

  1. Data encryption failures
  2. Incorrect IP address assignments
  3. Network congestion
  4. Increased bandwidth usage
#171

What rule is implicitly present at the end of every ACL?

  1. Log traffic
  2. Permit any
  3. Implicit deny all
  4. Implicit permit all
#172

What feature allows modifications to be made to existing ACLs without affecting active connections?

  1. Real-time management
  2. ACE insertion
  3. Dynamic filtering
  4. IP grouping
#173

Which port number is used for telnet traffic that an ACL can filter?

  1. 23
  2. 21
  3. 22
  4. 80
#174

Which tool can you use to verify ACL functionality after configuration changes?

  1. Ping
  2. Config viewer
  3. Traceroute
  4. ARP cache
#175

What is the purpose of a wildcard mask in an ACL entry?

  1. To specify a range of IP addresses
  2. To limit packet size
  3. To enhance routing speed
  4. To encrypt data packets
#176

What is necessary to configure an interface for Dynamic NAT?

  1. Configure as ip nat inside or outside.
  2. Assign a static IP address.
  3. Enable IP forwarding.
  4. Set as a primary interface.
#177

What happens if you send traffic with a private IP address to the Internet?

  1. It is delayed indefinitely.
  2. It is dropped by the ISPs.
  3. It is assigned a new IP.
  4. It is routed normally.
#178

Which command sets an interface as a NAT outside?

  1. interface nat external
  2. ip nat enable
  3. ip nat outside
  4. nat set external
#179

What is the primary purpose of Dynamic NAT?

  1. To enforce security policies.
  2. To map many private IPs to a pool of public IPs for outbound connections.
  3. To ensure high availability.
  4. To enable load balancing.
#180

What is Static NAT mainly used for?

  1. To balance traffic loads.
  2. To map multiple private IPs to a single public IP.
  3. To provide a backup in case of failure.
  4. To map one private IP to one public IP permanently.
#181

Why is it mandatory for IPv6-enabled interfaces to have a Link Local address?

  1. They provide global internet connectivity.
  2. They allow basic communication on the connected link.
  3. They serve as unique identifiers in DNS configurations.
  4. They guarantee secure communication channels.
#182

What is the term for each part of an IPv4 address?

  1. Segment
  2. Partition
  3. Octet
  4. Field
#183

What issue arises when multimedia applications use NAT?

  1. NAT does not support IPv6 at all.
  2. IP address translations break end-to-end communication.
  3. NAT adds excessive delay making communication unusable.
  4. Multimedia applications require public IP addresses only.
#184

What is the main difference between showing IPv4 and IPv6 routes on a device?

  1. The command 'show ipv6 route' is used for IPv6 routes.
  2. Device consoles should auto-detect the address type for routing tables.
  3. No command exists for IPv6; routes are automatically shown with IPv4.
  4. IPv6 uses the same command as IPv4 but with the addition of '-v6'.
#185

How do routers handle packets addressed with Link Local addresses?

  1. Packets are kept within the local link and not forwarded.
  2. They are converted to Global Unicast addresses for forwarding.
  3. Use Link Local addresses for internal DNS resolution.
  4. Route them to configured default gateways automatically.
#186

How do MPLS networks determine the path for packet forwarding?

  1. Depending on IP address headers for routing
  2. Assigning labels to packets for path selection
  3. Using MAC addresses for path determination
  4. Dynamically adapting to network congestion
#187

Which communication protocol is replacing T1/E1 leased lines for corporate communications?

  1. PPPoE
  2. Frame Relay
  3. Dial-up
  4. Ethernet using SIP
#188

Which protocol is often used to support multicast routing in IPsec site-to-site VPNs?

  1. GRE
  2. PPP
  3. DMVPN
  4. MPLS
#189

What is the primary purpose of a Wide Area Network (WAN)?

  1. To connect multiple LANs across diverse geographic locations
  2. To reduce the costs of network installations
  3. To connect devices within a single local network
  4. To secure internet access through encryption
#190

What distinguishes a leased line from other types of WAN connections?

  1. It always offers the lowest cost solution
  2. It uses satellite technology exclusively
  3. It is a shared connection among multiple users
  4. It is a dedicated line with guaranteed performance metrics
#191

What type of device is primarily used to filter traffic between different network segments and enforce security policies?

  1. Firewall
  2. Hub
  3. Router
  4. Switch
#192

What is the function of Internet Key Exchange (IKE) in IPSec?

  1. Securing email transmissions
  2. Providing redundancy
  3. Negotiating protocols and keys
  4. Encrypting all data directly
#193

What is the effect of applying an outbound Access Control List (ACL) only?

  1. No effect on outgoing traffic
  2. All outgoing traffic is blocked
  3. All incoming traffic is allowed
  4. All incoming traffic is blocked
#194

Which security feature helps detect and block ARP spoofing attacks?

  1. WPA2 Security
  2. Dynamic ARP Inspection (DAI)
  3. Firewall
  4. NAT
#195

Which encryption algorithm is more likely to be used in Site-to-Site VPNs nowadays?

  1. AES
  2. 3DES
  3. DES
  4. MD5
#196

What is the primary role of a AAA server in network device management?

  1. Backup device configuration data
  2. Encrypt all transmitted data
  3. Authenticate, authorize, and account for user access
  4. Improve network routing efficiency
#197

Which command is used to enable secure command line access on Cisco devices for administrators?

  1. enable password
  2. enable secret
  3. interface configure
  4. configure terminal
#198

What is the best practice regarding unused services on a network device?

  1. Enable advanced logging for all services.
  2. Leave them enabled for easier troubleshooting.
  3. Disable them to reduce security vulnerabilities.
  4. Change default settings and keep them running.
#199

What is PuTTY primarily used for in network management?

  1. Encrypt network traffic
  2. Manage routing protocols
  3. Create firewall rules
  4. Establish SSH and Telnet connections
#200

Which SNMP message type is used by a management station to read data from an agent?

  1. Get
  2. Response
  3. Trap
  4. Set
#201

In SNMP, what is the purpose of configuring a 'trap'?

  1. To initiate configuration changes.
  2. To alert for significant events.
  3. To periodically collect data.
  4. To store event logs.
#202

Which Syslog configuration command is used to prevent messages from interrupting inputs in a command-line session?

  1. logging synchronous
  2. no logging console
  3. logging monitor
  4. logging buffer
#203

How does Low Latency Queuing (LLQ) enhance QoS configurations?

  1. Increases bulk data throughput
  2. Prioritizes latency-sensitive traffic
  3. Improves bandwidth allocation equity
  4. Enhances link redundancy
#204

What is the role of policy maps in QoS configurations?

  1. Define traffic handling strategies
  2. Log network activities
  3. Route traffic through alternate paths
  4. Encrypt all outgoing data
#205

What is a limitation of NBAR compared to DSCP for identifying traffic types?

  1. NBAR increases error rates
  2. NBAR ignores encrypted traffic
  3. NBAR needs regular updates
  4. NBAR increases latency