CCST Subnetting and CIDR Notation

Question 1

What does CIDR stand for in networking?

Accepted Answer

Classless Inter-Domain Routing

Answer

Classful Internet Domain Routing

Answer

Common Internet Data Routing

Answer

Cisco Inter-Domain Routing

Question 2

Which subnet mask corresponds to the /24 prefix length in CIDR notation?

Accepted Answer

255.255.255.0

Answer

255.255.0.0

Answer

255.0.0.0

Answer

255.255.255.128

Question 3

How many usable host addresses are available in a /27 subnet?

Accepted Answer

30

Answer

32

Answer

28

Answer

16

Question 4

What is the network address for the host 192.168.10.35/28?

Accepted Answer

192.168.10.32

Answer

192.168.10.16

Answer

192.168.10.48

Answer

192.168.10.0

Question 5

Which class of IPv4 addresses uses the default subnet mask of 255.255.0.0?

Accepted Answer

Class B

Answer

Class A

Answer

Class C

Answer

Class D

Question 6

How many bits are in the host portion of a /26 subnet?

Accepted Answer

6

Answer

8

Answer

4

Answer

2

Question 7

What is the broadcast address for the network 10.0.0.0/8?

Accepted Answer

10.255.255.255

Answer

10.255.255.254

Answer

10.0.0.255

Answer

10.0.255.255