Networking - Networking Basics

Exercise :: Networking Basics - Networking Basics

  • Networking Basics - Networking Basics
6. 

Which WLAN IEEE specification allows up to 54Mbps at 2.4GHz?

A. A
B. B
C. G
D. N

Answer: Option C

Explanation:

IEEE 802.11B is 2.4GHz, but with a maximum of only 11Mbps. IEEE 802.11G is in the 2.4GHz range, with a top speed of 54Mbps.

7. 

Which of the following is the valid host range for the subnet on which the IP address 192.168.168.188 255.255.255.192 resides?

A. 192.168.168.129-190
B. 192.168.168.129-191
C. 192.168.168.128-190
D. 192.168.168.128-192

Answer: Option A

Explanation:

256 - 192 = 64. 64 + 64 = 128. 128 + 64 = 192. The subnet is 128, the broadcast address is 191, and the valid host range is the numbers in between, or 129-190.

8. 

To back up an IOS, what command will you use?

A. backup IOS disk
B. copy ios tftp
C. copy tftp flash
D. copy flash tftp

Answer: Option D

Explanation:

The command copy flash tftp will prompt you to back up an existing IOS in flash to a TFTP host.

9. 

What protocol does PPP use to identify the Network layer protocol?

A. NCP
B. ISDN
C. HDLC
D. LCP

Answer: Option A

Explanation:

Network Control Protocol is used to help identify the Network layer protocol used in the packet.

10. 

Which of the following commands will allow you to set your Telnet password on a Cisco router?

A. line telnet 0 4
B. line aux 0 4
C. line vty 0 4
D. line con 0

Answer: Option C

Explanation:

The command line vty 0 4 places you in a prompt that will allow you to set or change your Telnet password.