Electronics - Semiconductor Memory

Exercise :: Semiconductor Memory - General Questions

6. 

Select the best description of read-only memory (ROM).

A. nonvolatile, used to store information that changes during system operation
B. nonvolatile, used to store information that does not change during system operation
C. volatile, used to store information that changes during system operation
D. volatile, used to store information that does not change during system operation

Answer: Option B

Explanation:

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7. 

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

A. the EPROM can be erased with ultraviolet light in much less time than an EEPROM
B. the EEPROM can be erased and reprogrammed without removal from the circuit
C. the EEPROM has the ability to erase and reprogram individual words
D. the EEPROM can erase and reprogram individual words without removal from the circuit

Answer: Option D

Explanation:

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8. 

Which of the following RAM timing parameters determine(s) its operating speed?

A. tacc
B. taa and tacs
C. t1 and t3
D. trc and twc

Answer: Option C

Explanation:

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9. 

Memory that loses its contents when power is lost is:

A. nonvolatile
B. volatile
C. random
D. static

Answer: Option B

Explanation:

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10. 

Select the best description of the fusible-link PROM.

A. user programmable, one-time programmable
B. manufacturer programmable, one-time programmable
C. user programmable, reprogrammable
D. manufacturer programmable, reprogrammable

Answer: Option A

Explanation:

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