Computer Studies/ICT Practice Test – Computer Data Conversion (Questions with Answers and Explanations)

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Computer Studies/ICT Practice Test – Computer Data Conversion (Questions with Answers and Explanations)

Hello and Welcome to Computer Studies/ICT Practice Test - Computer Data Conversion

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible
1. 


It takes 10-8 sec for ALU to complete the decoding of a command that was fetched for it within 10-10 sec by the control unit. However, the result obtained was transferred to the memory in 10-7 sec.

From this information, The I-time is ______ second.

A. 10-8    B. 10-7     C. 10-10     D. 10-15

2. 


Which of the following does not take place during data transfer?

A. Instruction fetching
B. Data location
C. Instruction decoding
D. Result confirmation

3. 


In computer memory, MDR represents _______

A. memory digit random
B. memory data random
C. memory data register
D. memory data read-only

4. 


It takes 10-8 sec for ALU to complete the decoding of a command that was fetched for it within 10-10 sec by the control unit. However, the result obtained was transferred to the memory in 10-7 sec.

From this information, The E-time for the operation is ______ second.

A. 10-10    B. 10-15     C. 10-17     D. 10-18

5. 


An 'address' in computer represents _______

A. number of memory chips in the computer.
B. accumulator level of the CPU.
C. memory card.
D. number that specifies a particular memory location

 

 

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