Which layer of the OSI model is responsible for establishing, managing, and terminating sessions? MCQ with Answer and Explanation

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Which layer of the OSI model is responsible for establishing, managing, and terminating sessions?

A. Application layer

B. Presentation layer

C. Transport layer

D. Session layer

Answer: Option D

Solution (By JKSSB Mock Tests)

The session layer (layer 5) manages communication sessions.

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Question #1

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Which layer of the OSI model is responsible for end-to-end error recovery and flow control?

A. Transport layer

B. Session layer

C. Network layer

D. Data link layer

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Correct Answer: Option A

Explanation:
The transport layer (e.g., TCP) provides reliable data transfer, error recovery, and flow control.

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Question #2

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How many total bits define a single logical IPv4 network address configuration?

A. 64 bits

B. 32 bits

C. 128 bits

D. 48 bits

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Correct Answer: Option B

Explanation:
An IPv4 address is a 32-bit logical identifier, typically written as four 8-bit octets separated by dots.

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Question #3

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Which type of network environment covers a corporate office spanning multiple high-rise buildings across an entire urban district or metropolitan area?

A. MAN

B. WAN

C. PAN

D. LAN

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Correct Answer: Option A

Explanation:
A Metropolitan Area Network (MAN) is optimized to connect computing resources across city-wide or regional municipal scopes.

This question belongs to: Computer Computer Networking

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