Memory and Storage MCQs

Question 1

The time from the beginning of a read cycle to the end of tACS or tAA is referred to as:

Accepted Answer

access time

Answer

data hold

Answer

read cycle time

Answer

write enable time

Question 2

Which of the following memories is volatile?

Accepted Answer

RAM

Answer

ROM

Answer

EROM

Answer

Flash

Question 3

The refresh period for capacitors used in DRAMs is ________.

Accepted Answer

2 ms

Answer

2 s

Answer

64 ms

Answer

64 s

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

It eliminates the requirement for a chip-select input line, thereby reducing the pin count.

Question 5

What is a multitap digital delay line?

Accepted Answer

a series of inverter gates with RC circuits between each one

Answer

a series of inverter gates with RL circuits between each one

Answer

a series of NAND gates with RC circuits between each one

Answer

a series of NAND gates with RL circuits between each one

Question 6

The bit capacity of a memory that has 2048 addresses and can store 8 bits at each address is ________.

Accepted Answer

16358

Answer

4096

Answer

8129

Answer

32768

Question 7

How many 8 k × 1 RAMs are required to achieve a memory with a word capacity of 8 k and a word length of eight bits?

Accepted Answer

Eight

Answer

Four

Answer

Two

Answer

One

Question 8

The mask ROM is ________.

Accepted Answer

MOS technology

Answer

diode technology

Answer

resistor-diode technology

Answer

DROM technology

Question 9

Which of the following is not a flash memory mode or operation?

Accepted Answer

Burst

Answer

Read

Answer

Erase

Answer

Programming