अपरेटिङ सिस्टम – Operating System MCQ
अपरेटिङ सिस्टम – कम्प्युटर र IT
Operating System · Computer & IT (Technical) · ३९९ प्रश्न
३९९ प्रश्न उपलब्ध। मोड छान्नुहोस्:
अपरेटिङ सिस्टम: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ३ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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A process that is waiting for an I/O operation to complete is in the:
सही उत्तर: घ) Waiting (blocked) state
A process that cannot continue until some event such as I/O completion occurs is placed in the Waiting (blocked) state.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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When a process is first being created, it is in which state?
सही उत्तर: ग) New
In the five-state model, a process is in the New state while it is being created, and is then admitted to the Ready state.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which is an example of a hard real-time system?
सही उत्तर: ख) An airbag control system in a car
An airbag controller must react within a strict time limit; a late response is a failure, which is the defining feature of hard real-time systems.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In a soft real-time system, missing a deadline:
सही उत्तर: क) Reduces the quality of service but is tolerated
Soft real-time systems (e.g., video streaming) try to meet deadlines, but an occasional miss only lowers quality; in hard real-time systems a missed deadline is a failure.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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In a batch processing operating system:
सही उत्तर: घ) Jobs with similar needs are grouped and run one after another without user interaction
Batch systems collect jobs into batches and execute them sequentially, with no interaction between the user and the job during execution.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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An operating system that lets many users at different terminals use one computer at the same time by rapidly switching the CPU among them is a:
सही उत्तर: ग) Time-sharing operating system
A time-sharing OS gives each user a small slice of CPU time in turn, so every user appears to get simultaneous service.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The Android mobile operating system is built on top of which kernel?
सही उत्तर: ख) Linux kernel
Android uses a modified Linux kernel, with its own runtime, libraries and application framework on top.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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UNIX was originally developed around 1969-1970 at:
सही उत्तर: क) AT&T Bell Laboratories
UNIX was created at AT&T Bell Labs by Ken Thompson and Dennis Ritchie, and was later rewritten in the C language.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The Linux kernel is generally classified as a:
सही उत्तर: ग) Monolithic kernel
Linux is a (modular) monolithic kernel where most services run in kernel space.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The Dining Philosophers problem is a classic problem of:
सही उत्तर: ख) Process synchronization
It illustrates synchronization issues like deadlock and starvation among concurrent processes.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
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