Memory and Storage MCQs

Question 1

The mask ROM is ________.

Accepted Answer

permanently programmed during the manufacturing process

Answer

volatile

Answer

easy to reprogram

Answer

extremely expensive

Question 2

How many 1K × 4 RAM chips would be required to build a 1K × 8 memory system?

Accepted Answer

2

Answer

4

Answer

8

Answer

16

Question 3

Which of the following memories uses a MOS capacitor as its memory cell?

Accepted Answer

DRAM

Answer

SRAM

Answer

ROM

Answer

FIFO

Question 4

Which of the following faults will the checkerboard pattern test for in RAM?

Accepted Answer

All of the above

Answer

Short between adjacent cells

Answer

Ability to store both 0s and 1s

Answer

Dynamically introduced errors between cells

Question 5

On a CD-ROM, ________ are raised areas representing a 1.

Accepted Answer

lands

Answer

mounds

Answer

holes

Answer

pits

Question 6

The location of a unit of data in a memory array is called its ________.

Accepted Answer

address

Answer

storage

Answer

RAM

Answer

data

Question 7

On a CD-ROM, ________ are recessed areas representing a 0.

Accepted Answer

pits

Answer

mounds

Answer

lands

Answer

holes

Question 8

Why is a refresh cycle necessary for a dynamic RAM?

Accepted Answer

The refresh cycle keeps the charge on the capacitor cells.

Answer

to clear the flip-flops

Answer

to set the flip-flops

Answer

The refresh cycle discharges the capacitor cells.

Question 9

Which is not a magnetic storage device?

Accepted Answer

Optical disk

Answer

Magnetic disk

Answer

Magnetic tape

Answer

Magneto-optical disk