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Which memory holds the data and program not currently in use and store for long time?
a) primary memory      
b) main memory
c) both a & b
d) secondary memory

d



Units of Memory:


Which of the following is the basic storage system of computer system?
a) bit   
b) byte
c) nibble          
d) word

a

How many bits are there in a byte?
a) 4 bits
b) 8 bits           
c) 16 bits         
d) 32 bits

b

How many bytes in a kilobyte?
a) 32-byte                   
b) 64-byte
c) 1024-byte               
d) none of these

c

How many bytes in a megabyte?
a) 1024 kilobyte          
b) 64 kilobytes
c) 1024-byte                
d) 128 kilobytes

a