Which of the following is a valid IPv6 address? MCQ with Answer and Explanation

Which of the following is a valid IPv6 address?
A. 2001:0db8:85a3:0000:0000:8a2e:0370:7334
B. 127.0.0.1
C. 192.168.1.1
D. 255.255.255.0
Answer: Option A
Solution (By JKSSB Mock Tests)
The first is a standard IPv6 address; the others are IPv4.

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Practice More Computer Networking Questions

Question #1
Which of the following is a private IP address belonging strictly to the Class B network registry block?
A. 172.16.50.4
B. 10.150.1.1
C. 224.0.0.1
D. 192.168.10.5

Correct Answer: Option A


Explanation:
The private Class B IP range spans from 172.16.0.0 to 172.31.255.255, as defined by RFC 1918.

This question belongs to: Computer Computer Networking
Question #2
Which networking tool provides direct interactive configuration diagnostics by resolving alphanumeric website queries to their corresponding numerical IP records?
A. TRACERT
B. PING
C. NSLOOKUP
D. IPCONFIG

Correct Answer: Option C


Explanation:
The nslookup command queries DNS servers to look up or verify the IP address associated with a particular domain name.

This question belongs to: Computer Computer Networking
Question #3
Which device is responsible for modulating digital computer signals into analog waves for transmission over traditional telephone lines, and demodulating them back?
A. Bridge
B. Gateway
C. Router
D. Modem

Correct Answer: Option D


Explanation:
A modem (Modulator-Demodulator) converts digital signals from a computer into analog signals for communication cables, and vice versa.

This question belongs to: Computer Computer Networking