Computer fundamental mcq set 25

 

11. Which most popular input device is used today for interactive processing and for the one line entry of data for batch processing?

a. Mouse       

b. Magnetic disk      

c. Visual display terminal       

d. Card punch

 

12. User programmable terminals that combine VDT hardware with built-in microprocessor is

a. Kips           

b. PC              

c. Mainframe            

d. Intelligent terminals

 

13. The number of characters that can be stored in given physical space is

a. Word length         

b. Byte           

c. Data density     

d. Field

 

14. the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of

a. Cylinder    

b. Hum          

c. Cluster       

d. Surface

 

15. The disk drive component used to position read/write heads over a specific track I known as

a. Acoustic couples  

b. Access arm       

c. Cluster       

d. All of the above

 

16. condensing output data to exhibit specific information is

a. calculating

b. recording  

c. merging     

d. summarizing

 

17. which chips using special external equipment can reprogram

a. ROM          

b. PROM     

c. SAM           

d. RAM

 

 

 

 

 

18. A storage device where the access time is depended upon the location of the data is

a. Random access    

b. Serial access    

c. Sequential access 

d. Transaction access

 

19. Which number system is commonly used as a shortcut notation for groups of four binary digits?

a. Binary       

b. Decimal    

c. Octal          

d. Hexadecimal

 

20. Interface electronic circuit is used to interconnect I/O devices to a computer’s CPU or

a. ALU           

b. Memory             

c. Buffer     

d. Register