Cisco CCNA Practice Exam

Cisco Certified Network Associate CCNA Practice Test 1

Cisco CCNA Practice Quiz

1 / 30

What IPv6 transition method allows IPv6 packets to be encapsulated inside IPv4 packets for compatibility?

2 / 30

A network administrator needs to limit bandwidth usage for a specific application on a Cisco router. Which feature should be used?

3 / 30

What does the command switchport mode dynamic desirable do on a switch interface?

4 / 30

Which spanning-tree protocol version allows for faster convergence and multiple spanning-tree instances?

5 / 30

What happens when a router receives a packet with a destination IP that is not in its routing table?

6 / 30

What type of DNS record maps a domain name to an IPv6 address?

7 / 30

A network engineer needs to establish a secure site-to-site VPN between two offices. Which protocol should be used?

8 / 30

A router is configured with both OSPF and EIGRP for different network segments. A destination is reachable via both protocols. Which route will be preferred in the routing table?

9 / 30

Which command would an administrator use to verify the status of a trunk port on a Cisco switch?

10 / 30

A network administrator wants to configure a switch to prevent unauthorized devices from connecting to specific ports. Which feature should be implemented?

11 / 30

What is the default administrative distance of OSPF?

12 / 30

What type of NAT maps multiple private IP addresses to a single public IP?

13 / 30

What does CDP (Cisco Discovery Protocol) primarily provide?

14 / 30

A router has multiple static routes to the same destination. Which one will be used?

15 / 30

Which protocol is used to dynamically assign IP addresses to hosts?

16 / 30

Which ACL type inspects both source and destination IP addresses?

17 / 30

What type of OSPF network type requires a DR (Designated Router) and BDR (Backup Designated Router)?

18 / 30

What is the main purpose of a STP (Spanning Tree Protocol)?

19 / 30

What type of attack involves an attacker flooding a switch's CAM table with fake MAC addresses?

20 / 30

What is the primary function of a trunk link in VLAN configurations?

21 / 30

A switch receives a frame with a destination MAC address that is not in its MAC table. What will the switch do?

22 / 30

What protocol is used for secure remote access to network devices and encrypts all communication?

23 / 30

Which Layer of the OSI model is responsible for reliable communication and error recovery?

24 / 30

A network engineer wants to set a router to use DHCP to obtain its IP address. Which command should they use?

25 / 30

What type of address is FE80::1 in an IPv6 network?

26 / 30

A router in a network is receiving two identical OSPF routes with different cost values. Which route will be installed in the routing table?

27 / 30

A network administrator needs to verify the bandwidth of an interface and view errors, collisions, and drops. Which command should they use?

28 / 30

A router in an EIGRP network has lost its successor route and is searching for an alternative path. What action does it take?

29 / 30

A company is implementing VLANs and needs to ensure inter-VLAN communication. Which device is required?

30 / 30

A network engineer is configuring OSPF on a router with multiple interfaces. They need to prevent OSPF hello packets from being sent on an interface but still include the network in the OSPF topology. Which command should be used?

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