COMPUTER SYSTEM ARCHITECTURE MCQS PART 86

COMPUTER SYSTEM ARCHITECTURE MCQS PART 86

1. _______is a dedicated processor that combines interface unit and DMA as one unit:
a. Input-Output Processor     
b. Only input processor
c. Only output processor      
d. None of these
ANSWER  A
2. ______is a special purpose dedicated processor that is designed specially designed for data transfer in network:
a. Data Processor
b. Data Communication Processor
c. DMA Processor    
d. Interrupt Processor
ANSWER B

3. ______processor has to check continuously till device becomes ready for transferring the data:
a. Interrupt-initiated I/O          
b. DMA         
c. IOP    
d. DCP
ANSWER A

4. Interrupt-driven I/O data transfer technique is  based on______ concept:
a. On demand processing          
b. Off demand processing
c. Both a & b             
d. None of these
ANSWER A

5. Which technique helps processor to run a program concurrently with I/O operations:
a. Interrupt driven I/O  
b. DMA     
c. IOP          
d. DCP
ANSWER A

6. 3 types of exceptions are:
a. Interrupts        
b. Traps      
c. System calls         
d. All of these
ANSWER D

7. Which exception is also called software interrupt:
a. Interrupt      
b. System calls       
c. Traps           
d. All of these
ANSWER B

8. User programs interact with I/O devices through:
a. Operating system       
b. Hardware    
c. Cpu      
d. Microprocessor
ANSWER A

9. Which table handle store address of interrupt handling subroutine:
a. Interrupt vector table  
b. Vector table
c. Symbol link table
d. None of these
ANSWER A

10. Which technique is used that identifies the highest priority resource by means of software:
a. Daisy chaining 
b. Polling 
c. Priority    
d. Chaining
ANSWER B