Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q831: If the network prefix is 128.10.0.0 and the destination address is 128.10.2.3, what is the result of logical AND between the destination address and subnet mask 255.255.0.0?
- A: 128.10.2.3
- B: 128.10.0.0
- C: 128.0.0.0
- D: 128.10.255.255
View Answer
B
Q832: What does CIDR stand for?
- A: Classless Inter-Domain Routing
- B: Classful Internet Domain Routing
- C: Classless Internet Data Routing
- D: Classful Inter-Domain Routing
View Answer
A
Q833: CIDR notation 128.211.0.0/16 represents what?
- A: A class B address with a 16-bit prefix
- B: A class A address with a 16-bit suffix
- C: A class C address with a 16-bit prefix
- D: A class D address with a 16-bit suffix
View Answer
A
Q834: How many hosts can be supported with a /28 subnet mask?
- A: 14
- B: 16
- C: 28
- D: 256
View Answer
A
Q835: Which prefix length would allow a subnet that can support exactly 12 hosts?
- A: /24
- B: /28
- C: /30
- D: /16
View Answer
B
Q836: If a customer is assigned 128.211.0.16/28, what does the /28 represent?
- A: The number of bits used for the network prefix
- B: The number of hosts
- C: The subnet mask in decimal
- D: The number of available networks
View Answer
A
Q837: The logical operation used to calculate the network prefix from a destination address and subnet mask is ______.
- A: AND
- B: OR
- C: XOR
- D: NOT
View Answer
A
Q838: The subnet mask 255.255.0.0 in binary is ______.
- A: 11111111 11111111 00000000 00000000
- B: 11111111 00000000 00000000 00000000
- C: 11111111 11111111 11111111 00000000
- D: 00000000 11111111 11111111 00000000
View Answer
A
Q839: CIDR notation 128.211.0.32/28 assigns a ______ to a customer.
- A: Unique prefix
- B: Network mask
- C: Host ID
- D: Network suffix
View Answer
A
Q840: Who coordinates the assignment of IP address prefixes to ISPs?
- A: Internet Assigned Numbers Authority
- B: Network Administrators
- C: IP Routing Protocols
- D: Domain Name System
View Answer
A