IT / Computer Science MCQs

#49 _______ is a type of optical storage ?

A) Hard disk
B) Blue-Ray disk
C) Floppy disk
D) Zip disk
Answer: B

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#50 Which of the following is the sequential access storage devices?

A) magnetic disk
B) Blue-ray disk
C) magnetic tape
D) Zip disk
Answer: C

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#51 _______ Coordinates and controls the computer system just like the brain controls the human body .

A) Bus
B) Control Unit
C) Output Unit
D) Register
Answer: B

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#52 Where are the logical operations performed in the CPU?

A) CU
B) Registers
C) ALU
D) Memory
Answer: C

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#53 __________ is a small memory device available in the CPU to store data temporarily.

A) CU
B) Register
C) ALU
D) memory
Answer: B

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

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

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#55 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

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#56 _________ 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

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