Memory Organization | Computer Science Objective Questions with Answers

Questions

1 Cache memory is used in a computer system to

A Ensure fast booting

B Replace static memory

C Replace hard-disk

D Speed-up memory access

Answer: Option [D]

2 Virtual memory of a computer system may be

A of unlimited size.

B As big as maximum addressing capability of the computer system.

C of size equivalent to total capacity of secondary storage plus size of RAM.

D None of the above

Answer: Option [B]

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3 Which of the following memories is not possible?

A 10-bit address, 12-bit cell size, 1024 cells

B 9-bit address, 8-bit cell size, 1024 cells

C 11-bit address, 1024-bit cell size, 1024 cells

D None of the above

Answer: Option [B]

10-bit address can address upto 1024 cells. But in option {B} there are 9-bits. It is not possible because 2¹⁰=1024 cells

4 Which of the following is not an advantage of Dynamic RAMs

A High density

B Low cost

C High speed

D No need of memory refresh

Answer: Option [D]

5 A computer stores data in memory in

A decimal form

B octal form

C hexadecimal form

D binary form

Answer: Option [D]