The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms?
Difficulty: Medium
About this MCQ
This Medium Operating Systems MCQ checks one syllabus fact.
The question is: “The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms?”
The accepted answer is C. Shell. “The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms” is answered by Shell (option C). Option A (“Zombie process”) does not match the stem; it is a near-miss used to catch incomplete recall of Shell. Option B (“Bootloader”) does not match the stem; it is a near-miss used to catch incomplete recall of Shell. Remaining alternatives (Batch operating system) fall outside the same rule and should be eliminated once Shell is identified. Operating Systems questions of this type reward precise definitions rather than approximate associations. Operating Systems recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.
- A. Zombie process
Why not A: “Zombie process” is not correct. The accepted answer is C. Shell. “The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms” is answered by Shell (opti
- B. Bootloader
Why not B: “Bootloader” is not correct. The accepted answer is C. Shell. “The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms” is answered by Shell (opti
- C. Shell ✓
- D. Batch operating system
Why not D: “Batch operating system” is not correct. The accepted answer is C. Shell. “The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms” is answered by Shell (opti
Correct answer
C. Shell
Explanation
“The concept in which a user interface that allows users to interact with the operating system by issuing commands is best known as which of these terms” is answered by Shell (option C). Option A (“Zombie process”) does not match the stem; it is a near-miss used to catch incomplete recall of Shell. Option B (“Bootloader”) does not match the stem; it is a near-miss used to catch incomplete recall of Shell. Remaining alternatives (Batch operating system) fall outside the same rule and should be eliminated once Shell is identified. Operating Systems questions of this type reward precise definitions rather than approximate associations. Operating Systems recall of this distinction is a regular item in FPSC, PPSC, NTS, and CSS papers.
Source: Operating Systems Official Reference Guide
Tags: computer science, operating systems, OS concepts, process management
Submitted by: MCQsHub Editorial
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