| 71. | I/O interrupt-driven is more efficient than |
| a. | I/O Modules |
| b. | I/O Devices |
| c. | Programmed I/O |
| d. | CPU |
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Answer: (c).Programmed I/O
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| 72. | Segment pointers divided memory into |
| a. | Register |
| b. | Process |
| c. | Segments |
| d. | Scaling |
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Answer: (c).Segments
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| 73. | The set of all logical addresses generated by a program is referred to as a |
| a. | Memory Addresses |
| b. | Physical Addresses |
| c. | Logical address Space |
| d. | Buffer Addresses |
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|
Answer: (c).Logical address Space
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| 74. | The replacement algorithm chooses the constraints of |
| a. | Blocks |
| b. | Cache Size |
| c. | Mapping Function |
| d. | Block Size |
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|
Answer: (c).Mapping Function
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| 75. | Data moved between computer components through |
| a. | I/O Processor |
| b. | I/O Modules |
| c. | I/O Devices |
| d. | I/O Buffers |
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|
Answer: (b).I/O Modules
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| 76. | Condition codes are bits typically set by the |
| a. | Processor execution |
| b. | processor operation |
| c. | Processor hardware |
| d. | Processor software |
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Answer: (c).Processor hardware
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| 77. | Instruction register contains the instructions most |
| a. | recently deleted |
| b. | Recently fetched |
| c. | Recently updated |
| d. | Recently executed |
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Answer: (b).Recently fetched
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| 78. | The unit of data exchange between cache and main memory is known as |
| a. | Cache Memory |
| b. | Cache Size |
| c. | Block Size |
| d. | Mapping Function |
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Answer: (c).Block Size
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| 79. | User-visible registers enable the machine or programmer to |
| a. | Minimize Compiler |
| b. | Minimize Register |
| c. | Minimize Control |
| d. | Minimize Main Memory usage |
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Answer: (d).Minimize Main Memory usage
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| 80. | Address registers contain main memory addresses of |
| a. | Scheduling |
| b. | Registers |
| c. | Protocols |
| d. | Data and instruction |
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Answer: (d).Data and instruction
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