Computer Quiz

1. which of the following memories must be refreshed many
times per second?
a. Static RAM     
b. Dynamic RAM    c. EPROM    d. ROM

 2. RAM stands for
a. Random origin money   
b. Random only memory
c. Read only memory    
d. Random access memory
3. Which of the following memory medium is not used as
main memory system?
a. Magnetic core   
b. Semiconductor     c. Magnetic
tape
d. Both semiconductor and magnetic tape
4. Which of the following is used as a primary storage
device?
a. Magnetic drum   
b. PROM   c. Floppy disk   d. All of these
5. Which of the following memories not needs refresh?
a. SRAM   b. DRAM   c. ROM  
d. All of above
6. Which statement is valid?
a. 1KB = 1024 bytes                b. 1 MB=2048 bytes
c. 1 MB = 10000 kilobytes     d. 1 KB = 100 bytes
7. A name or number
used to identify a storage location devices?
a. A byte   b. A record  
c. An address   d. All of above
 8. Which of the following is not a primary storage
device?
a. Magnetic tape       
b. Magnetic disk   
c. Optical disk            d. None of above
 9. The two kinds of main memory are:
A) Primary and secondary   
B) Random and sequential 
C) ROM and RAM    D) All of above
10. High density double sided floppy disks could store
_____ of data

A) 1.40 MB     B) 1.44 GB   
C) 1.40 GB    D) 1.44 MB