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Wednesday, April 29, 2020

COMPUTER AWARENESS- LANGUAGE MCQS SET 62

COMPUTER AWARENESS- LANGUAGE MCQS SET 62

1. In the CPU of a computer, the logical unit is mainly responsible for
A. Control flow of information        
B. Comparing numbers        
C. Producing result
D. Mathematical operation

2. What do you mean by the simultaneous processing of two or more programs by multiple processors?
A. Time sharing        B. Multiprocessing        C. Multiprogramming        
D. Multitasking

3. When is the job processed by the computer?
A. During execution time    B. During delay time    C. During real time    
D. During down time

4. Which of the following statement is valid?
A. 1MB = 2048 bytes    
B. 1KB = 1024 bytes    
C. 1KB = 1000 bytes    
D. 1MB = 1024 bytes

5. CPU is made up of two main components, and they are
A. Registers and main memory        
B. Control unit and registers    
C. ALU and bus
D. Control unit and ALU

6. What affects the processor speed?
A. System clock rate        B. Booting rate        C. System memory rate
D. System run rate

7. A bit is the measuring unit of the width of a processor’s data path. Commonly used data path is of
A. 24 bits        B. 32 bits        C. 8 bits            D. 16 bits

8. How is the instructions and memory address represented?
A. By parity bit        B. By character code        C. By binary codes    
D. By binary words

9. The electrical conducting lines with which different components on the motherboard of a PC processor unit that are linked together is called
A. Wires        B. Connectors        C. Conductors        D. Buses

10. What is the combination with which central processing unit is made?
A. Arithmetic logic and control unit        B. Control and storage
C. Control and output unit            D. All of the above

11. The machine cycle is usually controlled by
A. The mathematical unit    B. The logical unit    C. The control unit    
D. The memory unit

12. Which of the following is included in the machine cycle?
A. Fetch         B. Decode        C. Execute        D. None of the above

13. RISC technology is used by the processor
A. Power PC        B. 6320        C. 486 dx        D. None of the above

14. To which command the ALU of computer responds?
A. Command coming from external memory        
B. Command coming from control section
C. Command coming from cache memory        
D. Command coming from primary memory
 
ANSWER:
1.B
2.C
3.A
4.B
5.D
6.A
7.C
8.C
9.D
10.A
11.C
12.D
13.A
14.B

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