Memory and Storage MCQs

Question 1

A major disadvantage of the mask ROM is that it:

Accepted Answer

cannot be reprogrammed if stored data needs to be changed

Answer

is time consuming to change the stored data when system requirements change

Answer

is very expensive to change the stored data when system requirements change

Answer

has an extremely short life expectancy and requires frequent replacement

Question 2

Which of the following is normally used to initialize a computer system's hardware?

Accepted Answer

Bootstrap memory

Answer

Volatile memory

Answer

External mass memory

Answer

Static memory

Question 3

Microprocessors and memory ICs are generally designed to drive only a single TTL load. Therefore, if several inputs are being driven from the same bus, any memory IC must be ________.

Accepted Answer

buffered

Answer

decoded

Answer

addressed

Answer

stored

Question 4

What are the typical values of tOE?

Accepted Answer

All of the above

Answer

10 to 20 ns for bipolar

Answer

25 to 100 ns for NMOS

Answer

12 to 50 ns for CMOS

Question 5

Which type of ROM can be erased by UV light?

Accepted Answer

EPROM

Answer

ROM

Answer

mask ROM

Answer

EEPROM

Question 6

Which of the following is NOT a type of memory?

Accepted Answer

FPROM

Answer

RAM

Answer

ROM

Answer

EEPROM

Question 7

How many address bits are required for a 4096-bit memory organized as a 512 × 8 memory?

Accepted Answer

9

Answer

2

Answer

4

Answer

8

Question 8

In general, the ________ have the smallest bit size and the ________ have the largest.

Accepted Answer

EEPROMs, Flash

Answer

SRAM, mask ROM

Answer

mask ROM, SRAM

Answer

DRAM, PROM

Question 9

Advantage(s) of an EEPROM over an EPROM is/are:

Accepted Answer

the EEPROM can be erased and reprogrammed without removal from the circuit, and can erase and reprogram individual words

Answer

the EPROM can be erased with ultraviolet light in much less time than an EEPROM

Answer

the EEPROM can be erased and reprogrammed without removal from the circuit

Answer

the EEPROM has the ability to erase and reprogram individual words