memory-and-storage digital-electronics question and answers -Page 12

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Memory and Storage problems

1. The TMS44100 4M � 1 DRAM does not have a chip select (SC) input.
Options
A. True
B. False

Correct Answer: True

2. A CD player is an example of a device that has random access capability.
Options
A. True
B. False

Correct Answer: True

3. A term often used commercially to refer to read/write memory is sequential-access memory.
Options
A. True
B. False

Correct Answer: False

4. If a memory design allows a storage location to be accessed without first sequencing through other locations, it is called Random Access Memory.
Options
A. True
B. False

Correct Answer: True

5. Flash memories are frequently used in place of floppy or small-capacity hard disk drives in portable computers.
Options
A. True
B. False

Correct Answer: True

6. EEPROM and Flash memory are electrically erasable.
Options
A. True
B. False

Correct Answer: True

7. The floating-gate MOSFET is the actual storage element for EEPROMs. An electron charge will remain on the floating gate for more than 10 years unless drained off electrically.
Options
A. True
B. False

Correct Answer: True

8. More than one bit of data can occupy each memory cell.
Options
A. True
B. False

Correct Answer: False

9. PROMs are basically the same as mask ROMs, once they have been programmed.
Options
A. True
B. False

Correct Answer: True

10. Once a PROM is programmed it can be changed by applying a small electrical charge.
Options
A. True
B. False

Correct Answer: False

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