Question 41 : __________ is generally faster than _________ and _________
1. first fit, best fit, worst fit
2. best fit, first fit, worst fit
3. worst fit, best fit, first fit
4. none of the mentioned
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Question 42 : The disadvantage of moving all process to one end of memory and all holes to the other direction, producing one large hole of available memory is :
1. the cost incurred
2. the memory used
3. the CPU used
4. all of the mentioned
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Question 43 : If relocation is static and is done at assembly or load time, compaction _________
1. cannot be done
2. must be done
3. must not be done
4. can be done
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Question 44 : Another solution to the problem of external fragmentation problem is to :
1. permit the logical address space of a process to be noncontiguous
2. permit smaller processes to be allocated memory at last
3. permit larger processes to be allocated memory at last
4. all of the mentioned
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Question 45 : A solution to the problem of external fragmentation is :
1. compaction
2. larger memory space
3. smaller memory space
4. none of the mentioned
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Question 46 : In internal fragmentation, memory is internal to a partition and :
1. is being used
2. is not being used
3. is always used
4. none of the mentioned
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Question 47 : The first fit, best fit and worst fit are strategies to select a ______
1. process from a queue to put in memory
2. processor to run the next process
3. free hole from a set of available holes
4. all of the mentioned
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Question 48 : In fixed size partition, the degree of multiprogramming is bounded by ___________
1. the number of partitions
2. the CPU utilization
3. the memory size
4. all of the mentioned
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Question 49 : When memory is divided into several fixed sized partitions, each partition may contain ________
1. exactly one process
2. at least one process
3. multiple processes at once
4. none of the mentioned
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Question 50 : Using transient code, _______ the size of the operating system during program execution.
1. increases
2. decreases
3. changes
4. maintains
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