कम्प्युटर / सूचना प्रविधि कम्प्युटर अपरेटर (पाँचौँ तह) र सहायक – प्राविधिक पत्र
कम्प्युटर / सूचना प्रविधि – कम्प्युटर अपरेटर (पाँचौँ तह) र सहायक
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२,५७७ प्रश्न उपलब्ध। मोड छान्नुहोस्:
प्राविधिक पत्र: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ५ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / 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)
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The native file system of modern Microsoft Windows is:
सही उत्तर: क) NTFS
NTFS is the default file system for modern Windows versions.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The program that interprets user commands and passes them to the operating system is the:
सही उत्तर: क) Shell
The shell is the command interpreter between the user and the OS.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A process that has finished execution but still has an entry in the process table because its parent has not called wait() is a:
सही उत्तर: ग) Zombie process
A terminated process whose exit status is not yet collected by its parent is a zombie.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Privileged instructions, such as I/O control and timer management, can be executed only in:
सही उत्तर: घ) Kernel (supervisor) mode
Privileged instructions are restricted to kernel mode to protect the system.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The main purpose of multiprogramming is to:
सही उत्तर: ख) Increase CPU utilization
Multiprogramming keeps several jobs in memory so the CPU always has work to do.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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An operating system in which tasks must be completed within strict time deadlines is a:
सही उत्तर: घ) Real-time operating system
A real-time OS guarantees responses within defined time constraints.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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SPOOL in operating systems stands for:
सही उत्तर: क) Simultaneous Peripheral Operations On-Line
SPOOL means Simultaneous Peripheral Operations On-Line, used e.g. for printer queues.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Direct Memory Access (DMA) allows:
सही उत्तर: घ) I/O devices to transfer data to/from memory without CPU involvement for each byte
With DMA the controller moves blocks of data directly between device and memory, freeing the CPU.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The programming interface through which a user program requests a service from the operating system kernel is the:
सही उत्तर: घ) System call
System calls provide the interface between a running program and the OS.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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