Which IP address class allocates the first two octets to identify the network portion and the remaining two octets for host devices, using a default mask of 255.255.0.0? MCQ with Answer and Explanation

Which IP address class allocates the first two octets to identify the network portion and the remaining two octets for host devices, using a default mask of 255.255.0.0?
A. Class C
B. Class D
C. Class B
D. Class A
Answer: Option C
Solution (By JKSSB Mock Tests)
Class B addresses use a 16-bit network prefix, spanning an initial octet range from 128 to 191.

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Practice More Computer Networking Questions

Question #1
Which type of network is the Internet considered?
A. MAN
B. WAN
C. PAN
D. LAN

Correct Answer: Option B


Explanation:
The Internet is the largest example of a WAN, spanning the entire globe.

This question belongs to: Computer Computer Networking
Question #2
What does the acronym NAT stand for?
A. Network Address Tracking
B. Node Address Translation
C. Network Address Translation
D. Network Access Translation

Correct Answer: Option C


Explanation:
NAT maps private IP addresses to a public IP for internet access.

This question belongs to: Computer Computer Networking
Question #3
What is the range of dynamic ports in TCP/UDP?
A. 49152-65535
B. 1-65535
C. 0-1023
D. 1024-49151

Correct Answer: Option A


Explanation:
Dynamic or private ports are from 49152 to 65535, used for temporary sessions.

This question belongs to: Computer Computer Networking