Semiconductor Memory Questions and Answers

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Showing 10 of 31 questions
Q1
A computerized self-diagnostic for a ROM test uses:
  • A the check-sum method
  • B a ROM listing
  • C ROM comparisons
  • D a checkerboard test
Answer: Option A
Q2
How many storage locations are available when a memory device has twelve address lines?
  • A 144
  • B 512
  • C 2048
  • D 4096
Answer: Option D
Q3
Which of the following memories uses a MOSFET and a capacitor as its memory cell?
  • A SRAM
  • B DRAM
  • C ROM
  • D DROM
Answer: Option B
Q4
Which of the following best describes nonvolatile memory?
  • A memory that retains stored information when electrical power is removed
  • B memory that loses stored information when electrical power is removed
  • C magnetic memory
  • D nonmagnetic memory
Answer: Option A
Q5
The access time (tacc) of a memory IC is governed by the IC's:
  • A internal address buffer
  • B internal address decoder
  • C volatility
  • D internal address decoder and volatility
Answer: Option B
Q6
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
Q7
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
Q8
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
Q9
A nonvolatile type of memory that can be programmed and erased in sectors, rather than one byte at a time is:
  • A flash memory
  • B EPROM
  • C EEPROM
  • D MPROM
Answer: Option A
Q10
Which of the following best describes static memory devices?
  • A memory devices that are magnetic in nature and do not require constant refreshing
  • B semiconductor memory devices in which stored data is retained as long as power is applied
  • C memory devices that are magnetic in nature and require constant refreshing
  • D semiconductor memory devices in which stored data will not be retained with the power applied unless constantly refreshed
Answer: Option B

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