In computer networking, what does the term 'Half-Duplex' communication imply? MCQ with Answer and Explanation

In computer networking, what does the term 'Half-Duplex' communication imply?
A. Data can travel in both directions, but only one direction at a time.
B. Data can travel in only one direction permanently.
C. Data can travel in both directions simultaneously.
D. Data is transmitted using double the standard frequency band.
Answer: Option A
Solution (By JKSSB Mock Tests)
Half-duplex systems allow bidirectional traffic, but devices must alternate sending and receiving to avoid collisions (e.g., walkie-talkies).

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Practice More Computer Networking Questions

Question #1
What form of network topology links a master hub down to secondary hub nodes, which in turn connect to individual workstations in a multi-level hierarchy?
A. Mesh Topology
B. Bus Topology
C. Ring Topology
D. Tree / Hierarchical Star Topology

Correct Answer: Option D


Explanation:
A tree topology arranges star-configured subnets in a multi-level hierarchy connected back to a central root node.

This question belongs to: Computer Computer Networking
Question #2
Which system assigns dynamic, temporary IP addresses automatically to client workstations whenever they connect to a local area network?
A. ARP
B. DHCP
C. NAT
D. DNS

Correct Answer: Option B


Explanation:
DHCP (Dynamic Host Configuration Protocol) automates the allocation of IP addresses, subnet masks, and gateway pointers to connecting clients.

This question belongs to: Computer Computer Networking
Question #3
Which topology design provides an exceptionally robust environment where the failure of any single connection line affects only the device connected to that specific line?
A. Star Topology
B. Ring Topology
C. Linear Topology
D. Bus Topology

Correct Answer: Option A


Explanation:
In a star topology, each node uses an isolated cable run to connect to a central switch. A break in one cable only disconnects that specific device.

This question belongs to: Computer Computer Networking