What is the network address for a network with IP 192.168.1.150 and subnet mask 255.255.255.0? MCQ with Answer and Explanation

Question
What is the network address for a network with IP 192.168.1.150 and subnet mask 255.255.255.0?
A. 192.168.0.0
B. 192.168.1.0
C. 192.168.1.255
D. 192.168.1.150
Answer: Option B
Solution (By JKSSB Mock Tests)
With a /24 mask, the network address is obtained by ANDing the IP with mask, resulting in 192.168.1.0.
This question belongs to: Computer Computer Networking
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Practice More Computer Networking Questions

Question #1
In a network configured with a hierarchical Tree Topology, what happens if the primary central root device fails completely?
A. The entire connected network structure collapses and communications stop.
B. All data lines transition to half-duplex speed profiles.
C. The network switches to full-mesh configuration automatically.
D. Isolated sub-branches can still communicate locally, but communication across separate branches is broken.
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Correct Answer: Option D

Explanation:
In a tree topology, a root failure isolates separate sub-star branches from each other, though individual branches may still function
This question belongs to: Computer Computer Networking
Question #2
What is the role of a firewall in a network?
A. To route packets
B. To protect against unauthorized access
C. To boost signal
D. To assign IP addresses
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Correct Answer: Option B

Explanation:
Firewalls enforce security policies by blocking unauthorized traffic.
This question belongs to: Computer Computer Networking
Question #3
What is the loopback IP address in IPv4?
A. 127.0.0.1
B. 0.0.0.0
C. 192.168.1.1
D. 255.255.255.255
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Correct Answer: Option A

Explanation:
127.0.0.1 is the loopback address used for testing network software on the local machine.
This question belongs to: Computer Computer Networking
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