COMPUTER SYSTEM ARCHITECTURE MCQS PART 53

COMPUTER SYSTEM ARCHITECTURE MCQS PART 53

1. Copy of data in cache memory is called:
a. Data cache   
b. Execution cache    
c. Address cache  
d. Control cache
ANSWER A

2. What are 2 advantages of cache memory:
a. Reduction of average access time for CPU memory
b. Reduction of bandwidth of available memory of CPU
c. Both a & b         
d. None of these
ANSWER C

3. On what method search in cache memory used by the system:
a. Cache directing              
b. Cache mapping
c. Cache controlling          
D. Cache invalidation
ANSWER B

4. ______process starts when a cpu with cache refers to a memory:
a. Main memory 
b. External memory
c. Cache
d. All of these
ANSWER C

5. When cache process starts hit and miss rate defines in cache directory:
a. during search reads         
b. during search writes
c. during replace writes    
d. during finding writes
ANSWER A

6. In cache memory hit rate indicates:
a. Data from requested address is not available
b. Data from requested address is available
c. Control from requested address is available
d. Address from requested address is not available
ANSWER B

7. In cache memory miss rate indicates:
a. Availability of requested data
b. Availability of requested address
c. Non-Availability of requested data
d. Non-Availability of requested address
ANSWER C

8. Which 3 areas are used by cache process:
a. Search, updating, invalidation
b. Write, updating, invalidation 
c. Search, read, updating
d. Invalidation, updating, requesting
ANSWER A

9. Updating writes to cache data and also to_______:
a. Directories        
b. Memory  
c. Registers  
d. Folders
ANSWER A

10. Invalidation writes only to_____ and erases previously residing address in memory:
a. Folders   
b. Memory       
c. Directory       
d. Files
ANSWER C