Operating System MCQs

1019 MCQs  (Page 21 of 102)

Attempt Operating System Quiz
What is the operating system?
A. In the low memory
B. In the high memory
C. Either low or high memory (depending on the location of interrupt vector)
D. None of the mentioned
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In contiguous memory allocation ____________
A. Each process is contained in a single contiguous section of memory
B. All processes are contained in a single contiguous section of memory
C. The memory space is contiguous
D. None of the mentioned
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The relocation register helps in ____________
A. Providing more address space to processes
B. A different address space to processes
C. To protect the address spaces of processes
D. None of the mentioned
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With relocation and limit registers, each logical address must be _______ the limit register.
A. Less than
B. Equal to
C. Greater than
D. None of the mentioned
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Transient operating system code is code that ____________
A. Is not easily accessible
B. Comes and goes as needed
C. Stays in the memory always
D. Never enters the memory space
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When memory is divided into several fixed sized partitions, each partition may contain ________
A. Exactly one process
B. At least one process
C. Multiple processes at once
D. None of the mentioned
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In fixed size partition, the degree of multiprogramming is bounded by ___________
A. The number of partitions
B. The cpu utilization
C. The memory size
D. All of the mentioned
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The first fit, best fit and worst fit are strategies to select a ______
A. Process from a queue to put in memory
B. Processor to run the next process
C. Free hole from a set of available holes
D. All of the mentioned
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Physical memory is broken into fixed-sized blocks called ________
A. Frames
B. Pages
C. Backing store
D. None of the mentioned
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Logical memory is broken into blocks of the same size called _________
A. Frames
B. Pages
C. Backing store
D. None of the mentioned
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Word of the Day
12 Jul
Obdurate
stubbornly refusing to change one’s opinion or course of action.
ضدی، بدکار، سنگدلی

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