41. Memory unit that communicates directly with the CPU is called the

1. 1. main memory

   
   
   

   2. secondary memory

   
   
   

   3. auxiliary memory

   
   
   

   4. register

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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42. Where does computer add and compare data ?

1. 1. Hard disk

   
   
   

   2. Floppy disk

   
   
   

   3. CPU chip

   
   
   

   4. Memory chip

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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43. Pipeline strategy is called implement

1. 1. instruction execution

   
   
   

   2. instruction prefetch

   
   
   

   3. instruction decoding

   
   
   

   4. instruction manipulation

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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44. When machine instructions are being executed by a computer, the instruction phase followed by the execution phase is referred to as

1. 1. program cycle

   
   
   

   2. machine instruction

   
   
   

   3. instruction cycle

   
   
   

   4. task cycle

   
   
   

   5. machine cycle

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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45. Which computer memory is used for storing programs and data currently being processed by the CPU ?

1. 1. Mass memory

   
   
   

   2. Internal memory

   
   
   

   3. Non-volatile memory

   
   
   

   4. PROM

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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