Discussion
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- Question
A 64-bit word consists of ________.
Options- A. 4 bytes
- B. 8 bytes
- C. 10 bytes
- D. 12 bytes
- Correct Answer
- 8 bytes
- 1. For the given circuit, which of the following is correct?
Options- A. The number 5 is being written to the memory at address location 203.
- B. The chip has not been enabled, since the EN terminal is 0; therefore, nothing will be written to the chip and the output is tri-stated.
- C. Decimal 10 is being written into memory location 211.
- D. The read/write line is LOW; therefore, decimal 5 is being stored at memory location 211. Discuss
- 2. How many 1K × 4 RAM chips would be required to build a 1K × 8 memory system?
Options- A. 2
- B. 4
- C. 8
- D. 16 Discuss
- 3. Eight bits of digital data are normally referred to as a:
Options- A. group.
- B. byte.
- C. word.
- D. cell. Discuss
- 4. How many address bits are needed to select all memory locations in the 2118 16K × 1 RAM?
Options- A. 8
- B. 10
- C. 14
- D. 16 Discuss
- 5. Why are ROMs called nonvolatile memory?
Options- A. They lose memory when power is removed.
- B. They do not lose memory when power is removed. Discuss
- 6. The mask ROM is ________.
Options- A. MOS technology
- B. diode technology
- C. resistor-diode technology
- D. DROM technology Discuss
- 7. Which of the following memories is volatile?
Options- A. ROM
- B. EROM
- C. RAM
- D. Flash Discuss
- 8. What two functions does a DRAM controller perform?
Options- A. address multiplexing and data selection
- B. address multiplexing and the refresh operation
- C. data selection and the refresh operation
- D. data selection and CPU accessing Discuss
- 9. What are the typical values of tOE?
Options- A. 10 to 20 ns for bipolar
- B. 25 to 100 ns for NMOS
- C. 12 to 50 ns for CMOS
- D. All of the above Discuss
- 10. A CD-R disk is created by applying heat to special chemicals on the disk and these chemicals reflect less light than the areas that are not burned, thus creating the same effect as a pit does on a regular CD.
Options- A. True
- B. False Discuss
Memory and Storage problems
Search Results
Correct Answer: Decimal 10 is being written into memory location 211.
Correct Answer: 2
Correct Answer: byte.
Correct Answer: 14
Correct Answer: They do not lose memory when power is removed.
Correct Answer: MOS technology
Correct Answer: RAM
Correct Answer: address multiplexing and the refresh operation
Correct Answer: All of the above
Correct Answer: True
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