COMPUTER SYSTEM ARCHITECTURE MCQS PART 51

COMPUTER SYSTEM ARCHITECTURE MCQS PART 51

1. Micro-orders generate the_______ address of operand and execute instruction and prepare for fetching next instruction from the main
memory:
a. Physical          
b. Effective        
c. Logical       
d. all of above
ANSWER B

2. Which of the following 2 task are performed to execute an instruction by MCU:
a. Microinstruction execution   
b. Microinstruction sequencing
c. Both a & b                    
d. None of these
ANSWER C

3. What is the purpose of microinstruction executions:
a. Generate a control signal  
b. Generate a control signal to compile
c. Generate a control signal to execute         
d. All of these
ANSWER C
4. Which microinstruction provide next instruction from control memory:
a. Microinstruction execution            
b. Microinstruction Buffer
c. Microinstruction decoder             
d. Microinstruction Sequencing
ANSWER D

5. Which are the following components of microprogramed units to implement control process:
a. Instruction register          
b. Microinstruction address generation
c. Control store microprogram memory      
d. Microinstruction Buffer
e. Microinstruction decoder
f. All of these
ANSWER F

6. Microcodes are stored as firmware in _______:
a. Memory chips    
b. Registers    
c. accumulators       
d. none of these
ANSWER A
7. A control memory is______ stored in some area of memory:
a. Control instruction            
b. Memory instruction
c. Register instruction    
d. None of these
ANSWER A

8. A computer having writable control memory is known as_________:
a. Static micro programmable
b. Dynamic micro programmable
c. Both a & b             
d. None of these
ANSWER B

9. The control memory contains a set of words where each word is:
a. Microinstruction  
b. Program           
c. Sets           
d. All of these
ANSWER A

10. During program execution content of main memory undergo changes and, but control  memory has______ micro program:
a. Static      
b. Dynamic        
c. Compile time         
d. Fixed
ANSWER D