Question 61 : Program always deals with
1. logical address
2. absolute address
3. physical address
4. relative address
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Question 62 : The address of a page table in memory is pointed by
1. stack pointer
2. page table base register
3. page register
4. program counter
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Question 63 : Memory management technique in which system stores and retrieves data from secondary storage for use in main memory is called
1. fragmentation
2. paging
3. mapping
4. none of the mentioned
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Question 64 : Run time mapping from virtual to physical address is done by
1. Memory management unit
2. CPU
3. PCI
4. None of the mentioned
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Question 65 : Which one of the following is the address generated by CPU?
1. physical address
2. absolute address
3. logical address
4. none of the mentioned
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Question 66 : A memory buffer used to accommodate a speed differential is called
1. stack pointer
2. cache
3. accumulator
4. disk buffer
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Question 67 : CPU fetches the instruction from memory according to the value of
1. program counter
2. status register
3. instruction register
4. program status word
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Question 68 : Swap space is allocated :
1. as a chunk of disk
2. separate from a file system
3. into a file system
4. all of the mentioned
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Question 69 : Swapping _______ be done when a process has pending I/O, or has to execute I/O operations only into operating system buffers.
1. must
2. can
3. must never
4. maybe
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Question 70 : The major part of swap time is _______ time.
1. waiting
2. transfer
3. execution
4. none of the mentioned
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