त्रिवि IT प्रवेश BIT र BCA प्रवेश तयारी
त्रिवि IT प्रवेश – BIT र BCA प्रवेश
TU BIT & BCA Entrance · TU IT Entrance (B.Sc. CSIT, BIT, BCA)
२,६०७ प्रश्न उपलब्ध। मोड छान्नुहोस्:
IT प्रवेश: 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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Excessive paging activity that leaves the CPU doing little useful work is called:
सही उत्तर: ग) Thrashing
Thrashing occurs when the system spends more time swapping pages in and out than executing processes. Spooling is placing jobs in a buffer, e.g. for a printer.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Virtual memory allows a computer to:
सही उत्तर: क) Use part of secondary storage as an extension of main memory
Virtual memory lets programs larger than physical RAM run by swapping pages between RAM and disk. It does not change the processor's speed.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which CPU scheduling algorithm gives each process a fixed time quantum in turn?
सही उत्तर: क) Round Robin
Round Robin gives each ready process a time slice and then moves it to the back of the queue, which suits time-sharing systems. FCFS runs each process to completion in arrival order.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following is NOT one of the four necessary conditions for deadlock?
सही उत्तर: ख) Preemption
The four Coffman conditions are mutual exclusion, hold and wait, no preemption and circular wait. Allowing preemption actually helps prevent deadlock.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The core part of an operating system that stays in memory and manages resources is called the:
सही उत्तर: क) Kernel
The kernel handles process, memory and device management and stays in main memory. The shell is the interface through which users give commands to the kernel.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which of the following is an operating system?
सही उत्तर: घ) Linux
Linux is an open-source operating system kernel used in many distributions. Oracle is a database system, MS Excel is a spreadsheet and Python is a programming language.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Which was the first computer brought to Nepal, used for the census of 2028 B.S.?
सही उत्तर: ख) IBM 1401
Nepal brought the IBM 1401 on rent for processing the 2028 B.S. (1971 AD) census. Personal computers such as the IBM PC and Apple II came much later.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A computer that combines features of analog and digital computers is called:
सही उत्तर: घ) Hybrid computer
Hybrid computers process both continuous (analog) and discrete (digital) data, e.g. in hospital ICU monitoring. Mainframe, super and micro are classifications by size and power.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The 'stored program concept' is associated with:
सही उत्तर: ख) John von Neumann
Von Neumann architecture stores both program instructions and data in the same memory. Herman Hollerith is known for punched-card tabulating machines.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The basic machine instruction cycle consists of:
सही उत्तर: ग) Fetch, decode and execute
The CPU repeatedly fetches an instruction from memory, decodes it and then executes it. Compile, link and load are steps in preparing a program, not in executing an instruction.
💬 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।
नमस्ते! पाठ्यक्रम, सामान्य ज्ञान, भाषा परीक्षा वा कुनै प्रश्नको उत्तर बुझ्न सोध्नुहोस्।
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