Memory Devices – 165

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165. A CD-ROM is a form of read-only memory in which data are stored as ________.

(a) magnetic “bubbles”
(b) magnetized spots
(c) “pits” on an optical disk
(d) tiny “pinholes” in an opaque substance

Answer

Answer : (c)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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555555555561. For the given circuit, what memory location is being addressed? (a) 10111 (b) 249 (c) 5 (d) 157
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555555555570. The TMS44100 has ________ address inputs. (a) 10 (b) 11 (c) 12 (d) 13
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Memory Devices - 115
5555555555115. Which is not a magnetic storage device? (a) Magnetic disk (b) Magnetic tape (c) Magneto-optical disk (d) Optical disk
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555555555561. The sum of 11101 + 10111 equals ________. (a) 110011 (b) 100001 (c) 110100 (d) 100100
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5555555555 48. Determine VB1. (a) 0 V (b) 0.7 V (c) 9.3 V (d) 10.7 V
Tags: electronics, engineering

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