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51. There are two types of parity
a. True and False
b. 0 and 1
c. Even and Odd
d. None of the above
Discuss
Answer: (c).Even and Odd

52. This is the maximum time from the start of the valid address of the read cycle to the time when the valid data is available at the data output.
a. Read cycle time (tRC)
b. Access time (tA)
c. Read to output valid time (tRD)
d. None of the above
Discuss
Answer: (b).Access time (tA)

53. In a sequential memory, the words are stored in and out in a sequence.
a. Write
b. Read
c. Write/Read
d. All of the above
Discuss
Answer: (b).Read

54. A___________ is a semiconductor memory device used to store information, which is permanent in nature.
a. Last table
b. RAM
c. K- Map
d. ROM
Discuss
Answer: (d).ROM

55. Erasing EPROM programming is accomplished by using ultraviolet light that belongs to the UVC range and has a frequency of _____________________.
a. 254.9
b. 253.2
c. 253.7
d. None of the above
Discuss
Answer: (c).253.7

56. The EPROM eraser will emit________________ light.
a. Fluorescent
b. LED
c. Laser
d. UV
Discuss
Answer: (d).UV

57. ________________ organization is essentially an array of selectively open and closed unidirectional contacts.
a. ROM
b. RAM
c. Computer
d. All of the above
Discuss
Answer: (a).ROM

58. The EEPROM chip is physically similar to the chip.
a. EPROM
b. Minterm
c. POS
d. Either a or b
Discuss
Answer: (a).EPROM

59. A memory stores data for processing and the instructions for _________.
a. Result
b. Execution
c. Progress
d. All of the above
Discuss
Answer: (b).Execution

60. Number of stored bits per unit area, which determines overall storage capacity and memory cost per bit.
a. Area Efficiency
b. Access Time
c. Power Consumption
d. None of the above
Discuss
Answer: (a).Area Efficiency

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