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Topic Wise Quizzes

Test your understanding of every CCNA 200-301 topic with focused multiple-choice quizzes, each designed to be completed after its corresponding practice lab. Every quiz automatically records your score and updates your overall progress, allowing you to track your performance topic by topic. Strive for 100% on each quiz before moving forward, and revisit any assessment anytime to strengthen weak areas and build the confidence needed for CCNA exam success.

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IP Addressing

15 questions

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IP Addressing

1 / 15

Q 1: What is the last usable IPv4 address in the 172.16.100.8/29 subnet?

B) 172.16.100.9

A) 172.16.100.8

D) 172.16.100.15

C) 172.16.100.14

2 / 15

Q 2: What is the first usable IPv4 address in the 172.16.100.8/29 subnet?

A) 172.16.100.8

B) 172.16.100.9

C) 172.16.100.10

D) 172.16.100.15

3 / 15

Q 3: Which command enables IPv6 on an interface in Cisco IOS?

A) ipv6 address enable

B) enable ipv6

C) ipv6 enable

D) ipv6 active

4 / 15

Q 4: What is the subnet mask equivalent of a /29 prefix?

A) 255.255.255.240

B) 255.255.255.248

C) 255.255.255.252

D) 255.255.255.224

5 / 15

Q 5: How is the IPv6 address generated using EUI-64?

A) Manually configured by the administrator

B) Randomly assigned by the router

C) Derived from the MAC address of the interface

D) Assigned by the DHCP server

6 / 15

Q 6: What command is used to verify the assigned IPv6 addresses on a router’s interface?

A) show ipv6 routes

B) show running-config ipv6

C) show ip interface brief

D) show ipv6 interface brief

7 / 15

Q 7: Which command saves the running configuration to the startup configuration on a Cisco router?

A) write memory

B) copy startup-config running-config

C) save config

D) backup config

8 / 15

Q 8: Which IPv6 address type is automatically assigned to an interface when IPv6 is enabled, and it starts with FE80::?

A) Link-Local Address

B) Global Unicast Address

C) Unique Local Address

D) Multicast Address

9 / 15

Q 9: Which command is used to enable an interface on a Cisco router?

A) no shutdown interface

B) enable interface

C) no disable

D) no shutdown

10 / 15

Q 10: When subnetting the 172.16.0.0/16 network into 16 subnets, what is the third subnet?

A) 172.16.16.0/20

B) 172.16.32.0/20

C) 172.16.48.0/20

D) 172.16.64.0/20

11 / 15

Q 11: What is the subnet mask for a /26 network?

A) 255.255.255.192

B) 255.255.255.224

C) 255.255.255.240

D) 255.255.255.128

12 / 15

Q 12: A company is given the 192.168.10.0/24 network. They need 6 subnets while maximizing the number of hosts in each subnet. What subnet mask should they use?

A) /25

B) /26

C) /27

D) /28

13 / 15

Q 13: A /30 subnet is typically used for point-to-point links. How many usable host addresses does a /30 subnet provide?

A) 2

B) 4

C) 6

D) 8

14 / 15

Q 14: You need to subnet 172.16.0.0/16 into multiple subnets with at least 500 hosts per subnet. What is the best subnet mask to use?

A) /23

B) /22

C) /21

D) /20

15 / 15

Q 15: Which of the following IPv4 addresses is a valid network address for a /28 subnet?

A) 192.168.1.143

B) 192.168.1.176

C) 192.168.1.190

D) 192.168.1.199

Your score is

The average score is 42%

VLAN and Trunking

15 questions

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VLAN and Trunking

1 / 15

Q 1: Which VLAN is assigned to a switch port by default on most Cisco switches?

A) VLAN 0

B) VLAN 1

C) VLAN 100

D) VLAN 255

2 / 15

Q 2: Which command is used to configure an interface as a trunk port in Cisco IOS?

A) switchport trunk mode enable

B) switchport mode trunk

C) switchport trunk allow

D) switchport trunk encapsulation 802.1q

3 / 15

Q 3: What is the purpose of 802.1Q tagging in VLANs?

A) To assign IP addresses dynamically

B) To encrypt VLAN traffic between switches

C) To configure access control lists (ACLs) for VLANs

D) To mark packets with a VLAN ID for proper traffic segmentation

4 / 15

Q 4: Which of the following is NOT a characteristic of VLANs?

A) They logically segment a network into separate broadcast domains.

B) VLANs allow multiple subnets to exist on the same physical network.

C) Devices in different VLANs can communicate without a Layer 3 device.

D) VLANs improve security by isolating network traffic.

5 / 15

Q 5: Which command enables 802.1Q tagging on a trunk port in Cisco IOS?

A) switchport trunk encapsulation dot1q

B) switchport mode trunk

C) switchport trunk allow vlan all

D) switchport trunk native vlan 1

6 / 15

Q 6: What is the purpose of configuring a voice VLAN on a switch port?

A) To allow IP phones to use a separate VLAN for voice traffic, prioritizing QoS

B) To assign multiple VLANs to a single port for data transmission

C) To block all voice traffic from reaching other VLANs

D) To prevent PCs from connecting through IP phones

7 / 15

Q 7: Which command assigns VLAN 200 as a voice VLAN on a switch interface?

A) switchport mode voice vlan 200

B) switchport access vlan 200

C) switchport trunk allowed vlan 200

D) switchport voice vlan 200

8 / 15

Q 8: Which command verifies the trunk configuration on a Cisco switch?

A) show interfaces trunk

B) show vlan brief

C) show running trunk

D) show vlan trunk

9 / 15

Q 9: What happens if a PC is connected to an IP phone and the switch port is not configured with a voice VLAN?

A) The PC will not receive an IP address.

B) The IP phone will be unable to function.

C) The voice and data traffic will both be sent untagged.

D) The PC and IP phone will be assigned to the same VLAN.

10 / 15

Q 10: Which command enables 802.1Q trunking on an interface and allows only VLANs 100 and 200?

A) switchport trunk encapsulation dot1q

B) switchport mode trunk

C) switchport trunk allowed vlan 100,200

D) All of the above

11 / 15

Q 11: What is the primary function of a Router-on-a-Stick (RoaS) configuration in a VLAN-based network?

A) To enable a single router interface to handle multiple VLANs by using subinterfaces

B) To allow switches to communicate with each other without using VLANs

C) To provide Layer 2 switching between VLANs

D) To eliminate the need for trunk ports between switches

12 / 15

Q 12: Which command verifies the VLAN assignment of switch ports?

A) show interfaces switchport

B) show interfaces vlan

C) show vlan brief

D) show interfaces status

13 / 15

Q 13: On modern Cisco switches, which trunking encapsulation is used by default?

A) 802.1Q

B) ISL (Inter-Switch Link)

C) VTP (VLAN Trunking Protocol)

D) MPLS (Multiprotocol Label Switching)

14 / 15

Q 14: Which command is used to allow only VLANs 10 and 20 on a trunk link?

A) switchport mode trunk vlan 10,20

B) switchport trunk vlan 10,20

C) switchport trunk allowed vlan 10,20

D) switchport allowed vlan 10,20

15 / 15

Q 15: Why is inter-VLAN routing required in a VLAN-based network?

A) Because switches cannot forward traffic between VLANs without a Layer 3 device

B) Because VLANs use different MAC address tables

C) Because VLANs prevent network segmentation

D) Because trunk links only allow one VLAN to pass through

Your score is

The average score is 46%

LACP

15 questions

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LACP

1 / 15

Q 1: Which of the following LACP mode combinations will successfully form an EtherChannel?

A) Active + Passive

B) Active + Active

C) Passive + Passive

D) Both A and B

2 / 15

Q 2: Which command is used to verify the status of an EtherChannel on a Cisco switch?

A) show etherchannel summary

B) show port-channel

C) show lacp status

D) show etherchannel status

3 / 15

Q 3: In Cisco IOS, which command assigns VLAN 99 as the native VLAN on an EtherChannel trunk?

A) switchport native vlan 99

B) switchport trunk allowed vlan 99

C) switchport trunk native vlan 99

D) switchport vlan native 99

4 / 15

Q 4: What is the primary benefit of using EtherChannel between two switches?

A) Increased redundancy and bandwidth aggregation

B) Allows switches to communicate without VLANs

C) Eliminates the need for trunk links

D) Automatically configures VLANs on connected switches

5 / 15

Q 5: What does LACP stand for?

A) Layered Access Control Protocol

B) Logical Aggregation Configuration Protocol

C) Link Aggregation Control Protocol

D) Link Access Channeling Protocol

6 / 15

Q 6: What is the purpose of IEEE 802.3ad in networking?

A) It provides VLAN tagging for Layer 3 communication.

B) It allows multiple physical links to be combined into a single logical link for redundancy and increased bandwidth.

C) It enables inter-VLAN routing between different switches.

D) It encrypts data transmitted over trunk links.

7 / 15

Q 7: Which command assigns a interface to an EtherChannel group in Cisco IOS?

A) interface etherchannel-group

B) switchport etherchannel group

C) link-aggregate group

D) channel-group mode active

8 / 15

Q 8: What happens if both switches in an LACP EtherChannel are configured in passive mode?

A) The EtherChannel forms successfully.

B) The EtherChannel does not form because neither switch initiates negotiation.

C) The EtherChannel forms, but only one link is used.

D) The EtherChannel is automatically assigned as an access port instead of a trunk.

9 / 15

Q 9: Which command is used to enter EtherChannel configuration mode in Cisco IOS?

A) interface etherchannel

B) interface port-channel

C) etherchannel group

D) switchport channel-group

10 / 15

Q 10: Which command displays detailed information about all interfaces participating in an EtherChannel, including their status and assigned group?

A) show etherchannel detail

B) show etherchannel summary

C) show interfaces port-channel

D) show lacp status

11 / 15

Q 11: Which command configures an EtherChannel group using LACP in active mode on a Cisco switch?

A) switchport etherchannel group 10 mode active

B) interface port-channel 10 active

C) channel-group 10 mode active

D) lacp enable group 10

12 / 15

Q 12: Which LACP mode allows a switch to initiate EtherChannel negotiation?

A) Passive

B) Desirable

C) Active

D) On

13 / 15

Q 13: Which LACP mode only responds to negotiation requests but does not initiate them?

A) Active

B) Passive

C) Desirable

D) Auto

14 / 15

Q 14:Which command displays the state of LACP ports, including whether they are active or passive in an EtherChannel?

A) show lacp neighbor

B) show etherchannel summary

C) show lacp port-channel

D) show etherchannel protocol

15 / 15

Q 15: What happens when both switches in an LACP EtherChannel are set to active mode?

A) The EtherChannel forms successfully because both switches actively initiate negotiation.

B) The EtherChannel does not form because both switches are trying to negotiate at the same time.

C) Only one of the links will be used while the other remains in standby.

D) The EtherChannel fails unless a third switch is added to the topology.

Your score is

The average score is 33%

CDP and LLDP

15 questions

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CDP and LLDP

1 / 15

Q 1: Which command enables Cisco Discovery Protocol (CDP) globally on a Cisco switch?

A) cdp enable

B) enable cdp

C) lldp enable

D) cdp run

2 / 15

Q 2: Which command is used to display the directly connected Cisco devices discovered using CDP?

A) show cdp neighbors

B) show lldp neighbors

C) show interfaces cdp

D) show discovery cdp

3 / 15

Q 3: What is the main difference between CDP and LLDP?

A) CDP is Cisco proprietary, while LLDP is a vendor-neutral protocol.

B) CDP requires manual configuration, while LLDP is always enabled by default.

C) CDP works only on routers, while LLDP works only on switches.

D) CDP is used only for VLANs, while LLDP is used for inter-VLAN routing.

4 / 15

Q 4: Which command disables LLDP advertisements on a specific interface?

A) no lldp enable

B) no lldp advertise

C) no lldp transmit

D) lldp disable

5 / 15

Q 5: What happens if CDP is disabled on an interface?

A) The switch stops forwarding traffic on that port.

B) The switch cannot send or receive CDP advertisements on that interface.

C) The switch disables trunking on that interface.

D) The switch removes all VLAN configurations on that port.

6 / 15

Q 6: What is the main reason for disabling CDP on access ports connected to endpoint devices?

A) To reduce broadcast traffic

B) To prevent PCs from discovering switch details

C) To enable VLAN trunking

D) To increase network speed

7 / 15

Q 7: Which command is used to disable LLDP on a switch interface?

A) no lldp advertise

B) lldp disable

C) no lldp transmit and no lldp receive

D) lldp shutdown

8 / 15

Q 8: If two Cisco switches are connected and LLDP is disabled on their connecting interfaces, what will happen?

A) The switches will still discover each other using CDP.

B) The switches will not communicate at all.

C) CDP and LLDP will both be disabled.

D) The switches will send LLDP packets but not receive them.

9 / 15

Q 9: Which command is used to enable CDP on a specific interface of a Cisco switch?

A) cdp run

B) cdp enable

C) cdp interface enable

D) cdp advertise

10 / 15

Q 10: What does LLDP stand for?

A) Link Layer Discovery Protocol

B) Local Link Data Protocol

C) Logical Link Discovery Process

D) Layered LAN Discovery Protocol

11 / 15

Q 11: Which command enables LLDP transmission and reception on a specific interface in Cisco IOS?

A) lldp enable

B) lldp run

C) lldp transmit receive

D) lldp transmit and lldp receive

12 / 15

Q 12: What happens if CDP is enabled globally but disabled on a specific interface?

A) CDP packets will still be sent and received on that interface.

B) CDP will only function on other interfaces where it is enabled.

C) The switch will automatically enable LLDP instead.

D) The switch will stop all network communication on that port.

13 / 15

Q 13: Which command ensures that an interface only receives LLDP packets but does not transmit them?

A) lldp receive

B) lldp no transmit

C) no lldp transmit

D) lldp disable

14 / 15

Q 14: What is the primary difference between lldp run and cdp run commands?

A) lldp run enables a vendor-neutral discovery protocol, while cdp run enables a Cisco proprietary one.

B) cdp run works on Layer 3, while lldp run works only on Layer 2.

C) lldp run is required for Cisco devices, while cdp run is optional.

D) cdp run must be configured per interface, while lldp run applies globally.

15 / 15

Q 15: Why would an administrator configure no lldp transmit on an interface

A) To prevent the switch from receiving LLDP packets on that interface

B) To disable LLDP completely on the switch

C) To prevent the switch from being discovered by its directly connected neighbor on that interface

D) To prioritize CDP over LLDP on that interface

Your score is

The average score is 26%

Static Routing

15 questions

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OSPF

15 questions

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NAT and NTP

15 questions

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DHCP

15 questions

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Remote and Device Security

15 questions

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Access Control Lists

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Layer 2 Security

15 questions

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