Semiconductor Memory MCQs

Question 1

Select the best description of the fusible-link PROM.

Accepted Answer

user programmable, one-time programmable

Answer

manufacturer programmable, one-time programmable

Answer

user programmable, reprogrammable

Answer

manufacturer programmable, reprogrammable

Question 2

A nonvolatile type of memory that can be programmed and erased in sectors, rather than one byte at a time is:

Accepted Answer

flash memory

Answer

EPROM

Answer

EEPROM

Answer

MPROM

Question 3

Which of the following best describes static memory devices?

Accepted Answer

semiconductor memory devices in which stored data is retained as long as power is applied

Answer

memory devices that are magnetic in nature and do not require constant refreshing

Answer

memory devices that are magnetic in nature and require constant refreshing

Answer

semiconductor memory devices in which stored data will not be retained with the power applied unless constantly refreshed

Question 4

What is the principal advantage of using address multiplexing with DRAM memory?

Accepted Answer

reduced pin count and decrease in package size

Answer

reduced memory access time

Answer

reduced requirement for constant refreshing of the memory contents

Answer

no requirement for a chip-select input line, thereby reducing the pin count

Question 5

The binary data stored in an EEPROM is___________.

Accepted Answer

erasable

Answer

volatile

Answer

permanent

Answer

refreshed

Question 6

The data stored in a Mask ROM (MROM) is ___________.

Accepted Answer

permanent

Answer

volatile

Answer

erasable

Answer

temporary

Question 7

A technique of addressing storage cells on a dynamic RAM that sequentially uses the same inputs for the row and column addresses of the cell is called________.

Accepted Answer

address multiplexing

Answer

flash conversion

Answer

dynamic refresh

Answer

address strobe

Question 8

Refreshing DRAM typically must occur every ________.

Accepted Answer

2 ms

Answer

2 mu.gifs

Answer

8 mu.gifs

Answer

8 ms

Question 9

The time interval between the memory receiving a new address input and the data being available is called _________.

Accepted Answer

access time

Answer

bus speed

Answer

read/write speed

Answer

write/data speed