Memory and Storage Questions and Answers

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Q71
Eight bits of digital data are normally referred to as a:
  • A group.
  • B byte.
  • C word.
  • D cell.
Answer: Option B
Q72
Which is not a hard disk performance parameter?
  • A Seek time
  • B Break time
  • C Latency period
  • D Access time
Answer: Option B
Q73
The ideal memory ________.
  • A has high storage capacity
  • B is nonvolatile
  • C has in-system read and write capacity
  • D has all of the above characteristics
Answer: Option D
Q74
To which pin on the RAM chip does the address decoder connect in order to signal which memory chip is being accessed?
  • A The address input
  • B The output enable
  • C The chip enable
  • D The data input
Answer: Option C
Q75
EEPROM stands for ________.
  • A encapsulated electrical programmable read-only memory
  • B elementary electrical programmable read-only memory
  • C electrically erasable programmable read-only memory
  • D elementary erasable programmable read-only memory
Answer: Option C
Q76
L1 is known as ________.
  • A primary cache
  • B secondary cache
  • C DRAM
  • D SRAM
Answer: Option A
Q77
Describe the timing diagram of a write operation.
  • A First the data is set on the data bus and the address is set, then the write pulse stores the data.
  • B First the address is set, then the data is set on the data bus, and finally the read pulse stores the data.
  • C First the write pulse stores the data, then the address is set, and finally the data is set on the data bus.
  • D First the data is set on the data bus, then the write pulse stores the data, and finally the address is set.
Answer: Option A
Q78
What is the bit storage capacity of a ROM with a 1024 × 8 organization?
  • A 1024
  • B 2048
  • C 4096
  • D 8192
Answer: Option D
Q79
Which of the following is one of the basic characteristics of DRAMs?
  • A DRAMs must have a constantly changing input.
  • B DRAMs must be periodically refreshed in order to be able to retain data.
  • C DRAMs have a broader "dynamic" storage range than other types of memories.
  • D DRAMs are simpler devices than other types of memories.
Answer: Option B
Q80
The main advantage of semiconductor RAM is its ability to:
  • A retain stored data when power is interrupted or turned off
  • B be written to and read from rapidly
  • C be randomly accessed
  • D be sequentially accessed
Answer: Option B

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