Which protocol is used for reliable, connection-oriented data transmission? MCQ with Answer and Explanation

Which protocol is used for reliable, connection-oriented data transmission?
A. ICMP
B. UDP
C. TCP
D. IGMP
Answer: Option C
Solution (By JKSSB Mock Tests)
TCP (Transmission Control Protocol) provides reliable, ordered, and error-checked delivery of data.

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Practice More Computer Networking Questions

Question #1
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. Bus Topology
B. Linear Topology
C. Ring Topology
D. Star Topology

Correct Answer: Option D


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
Question #2
What does the term packet refer to in networking?
A. A unit of data at the data link layer
B. A unit of data at the application layer
C. A unit of data at the network layer
D. A unit of data at the physical layer

Correct Answer: Option C


Explanation:
A packet is a formatted unit of data at the network layer (layer 3).

This question belongs to: Computer Computer Networking
Question #3
What is the main disadvantage of a bus topology?
A. Single point of failure in the backbone
B. Requires a central hub
C. High cost
D. Difficult to add new devices

Correct Answer: Option A


Explanation:
In bus topology, if the main cable (backbone) fails, the entire network goes down.

This question belongs to: Computer Computer Networking