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Cisco Certified Network Associate(CCNA) Sample Questions:

1. Which name describes an IPv6 host-enabled tunneling technique that uses IPv4 UDP, does not require dedicated gateway tunnels, and can pass through existing IPv4 NAT gateways?

A) dynamic
B) manual 6to4
C) dual stack
D) Teredo

2. Which layer of the OSI reference model uses the hardware address of a device to ensure message delivery to the proper host on a LAN?

A) network
B) physical
C) transport
D) data link

3. Which device might be installed at a branch office to enable and manage an IPsec site-to-site VPN?

A) Cisco VPN Client
B) Cisco IOS IPsec/SSL VPN client
C) ISDN terminal adapter
D) Cisco Adaptive Security Appliance

4. Select the action that results from executing these commands.
Switch(config-if)# switchport port-security
Switch(config-if)# switchport port-security mac-address sticky

A) Statically configured MAC addresses are saved in the running-configuration file if frames from that address are received.
B) Statically configured MAC addresses are saved in the startup-configuration file if frames from that address are received.
C) A dynamically learned MAC address is saved in the VLAN database.
D) A dynamically learned MAC address is saved in the running-configuration file.
E) A dynamically learned MAC address is saved in the startup-configuration file.

5. Given that Host A and Host B are in different networks. When Host A is trying to communicate with Host B, which step will Host A take first?

A) Drop the data.
B) Create an ARP request to get a MAC address for Host B.
C) Send the data frames to the default gateway.
D) Send a TCP SYN and wait for the SYN ACK with the IP address of Host B.

Solutions: