Mix MCQS

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#131 ________ is the small amount memory located between main memory and processor .

A)   RAM
B)   ROM
C)   Cache
D)   PROM
Answer:   C


#132 which of the following cache memories resides inside the microprocessor and is very fast from the other memories ?

A)   L1 cache
B)   L2 cache
C)   L3 cache
D)   L4 cache
Answer:   A


#133 _________ Register can perform arithmetic and data movement and it has some special addressing abilities.

A)   Base register
B)   Memory buffer register
C)   Data register
D)   Counter register
Answer:   A


#134 which of the following register has a special role in multiply and divide operations ?

A)   Base register
B)   Memory buffer register
C)   Data register
D)   Counter register
Answer:   A


#135 ________ Register holds either the address of the instruction being executed or the address of the next instruction to be executed .

A)   Program counter
B)   Memory buffer register
C)   Data register
D)   Counter register
Answer:   A


#136 System bus connects the central processing unit to ___________ on the motherboard .

A)   Register
B)   Main memory
C)   ALU
D)   Input unit
Answer:   B


#137 which of the following steps in the instruction cycle interprets the instruction?

A)   Fetch
B)   Decode
C)   Execute
D)   Write-back
Answer:   B


#138 __________ instruction is used when number of statements is to be repeated.

A)   LD
B)   LOOP
C)   JMP
D)   MOV
Answer:   B



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