In Windows, the 'Telnet' command is used for: MCQ with Answer and Explanation

Question
In Windows, the 'Telnet' command is used for:
A. Remote command-line access to another host
B. Network file transfer
C. Email communication
D. Web browsing
Answer: Option A
Solution (By JKSSB Mock Tests)
Telnet is a protocol for remote login to a host; it's not secure and often disabled.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
What type of operating system design runs a single application loop directly on hardware without processing delays, frequently used in automotive anti-lock brakes?
A. Network OS Shell
B. Time-Sharing Framework
C. Batch Processing OS
D. Real-Time Operating System (RTOS)
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Correct Answer: Option D

Explanation:
An RTOS provides deterministic response timing guarantees necessary for critical automation tasks like braking loops or medical telemetry.
This question belongs to: Computer Operating Systems
Question #2
In Windows, the 'System Information' tool (msinfo32) displays:
A. Startup programs
B. Event logs
C. Performance metrics
D. Hardware resources, components, and software environment
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Correct Answer: Option D

Explanation:
msinfo32 provides a comprehensive summary of system hardware, drivers, and software settings.
This question belongs to: Computer Operating Systems
Question #3
Which scheduling algorithm assigns the CPU to processes strictly in the exact order they arrive in the ready queue?
A. First-Come, First-Served (FCFS)
B. Shortest Job First (SJF)
C. Round Robin (RR)
D. Priority Scheduling
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Correct Answer: Option A

Explanation:
First-Come, First-Served (FCFS) is a non-preemptive scheduling policy where the process that requests the CPU first receives it first.
This question belongs to: Computer Operating Systems
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