Memory and Storage problems
- 1. Which of the following is normally used to initialize a computer system's hardware?
Options- A. Bootstrap memory
- B. Volatile memory
- C. External mass memory
- D. Static memory Discuss
Correct Answer: Bootstrap memory
- 2. Which of the following memories uses a MOS capacitor as its memory cell?
Options- A. SRAM
- B. DRAM
- C. ROM
- D. FIFO Discuss
Correct Answer: DRAM
- 3. How many 2K × 8 ROM chips would be required to build a 16K × 8 memory system?
Options- A. 2
- B. 4
- C. 8
- D. 16 Discuss
Correct Answer: 8
- 4. Which is not a removable drive?
Options- A. Zip
- B. Jaz
- C. Hard
- D. SuperDisk Discuss
Correct Answer: Hard
- 5. The bit capacity of a memory that has 2048 addresses and can store 8 bits at each address is ________.
Options- A. 4096
- B. 8129
- C. 16358
- D. 32768 Discuss
Correct Answer: 16358
- 6. One of the most important specifications on magnetic media is the ________.
Options- A. rotation speed
- B. tracks per inch
- C. data transfer rate
- D. polarity reversal rate Discuss
Correct Answer: data transfer rate
- 7. How can UV erasable PROMs be recognized?
Options- A. There is a small window on the chip.
- B. They will have a small violet dot next to the #1 pin.
- C. Their part number always starts with a "U", such as in U12.
- D. They are not readily identifiable, since they must always be kept under a small cover. Discuss
Correct Answer: There is a small window on the chip.
- 8. What is the maximum time required before a dynamic RAM must be refreshed?
Options- A. 2 ms
- B. 4 ms
- C. 8 ms
- D. 10 ms Discuss
Correct Answer: 2 ms
- 9. Dynamic memory cells store a data bit in a ________.
Options- A. diode
- B. resistor
- C. capacitor
- D. flip-flop Discuss
Correct Answer: capacitor
- 10. What is a multitap digital delay line?
Options- A. a series of inverter gates with RC circuits between each one
- B. a series of inverter gates with RL circuits between each one
- C. a series of NAND gates with RC circuits between each one
- D. a series of NAND gates with RL circuits between each one Discuss
Correct Answer: a series of inverter gates with RC circuits between each one
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Programming
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