Cisco CCNA Practice Test 2

Question 1

Which command displays the IP address, subnet mask, and default gateway configured on a Cisco router interface?

Accepted Answer

show ip interface brief

Answer

The 'show ip interface brief' command provides a concise summary of all interfaces including IP addresses and their status.

Question 2

What is the administrative distance of OSPF?

Accepted Answer

110

Answer

OSPF has an administrative distance of 110, which determines its trustworthiness compared to other routing protocols.

Question 3

Which Spanning Tree Protocol port state forwards data frames and learns MAC addresses?

Accepted Answer

Forwarding

Answer

Only the Forwarding state allows a port to both learn MAC addresses and forward data frames.

Question 4

A network administrator needs to allow only HTTPS traffic inbound on an interface. Which port number should be permitted in the ACL?

Accepted Answer

443

Answer

HTTPS uses TCP port 443 for secure web communication.

Question 5

Which protocol is used by Cisco devices to share VLAN database information between switches?

Accepted Answer

VTP

Answer

VLAN Trunking Protocol (VTP) propagates VLAN configuration information across a switched network.