Memory Devices » Exercise – 1
1. What characteristic of RAM memory makes it not suitable for permanent storage ?
   (a)  Too slow
(a)  Too slow
   (b)  Unreliable
(b)  Unreliable
  (c)  It is volatile
(c)  It is volatile
  (d)  Too bulky
(d)  Too bulky
2. The EPROM eraser will emit ……… light.
   (a) Fluorescent
(a) Fluorescent
   (b) LED
(b) LED
  (c) Laser
(c) Laser
  (d) UV
(d) UV
3. Which of the following memories normally has highest storage capacity :
   (a) Core memory
(a) Core memory
   (b) Semiconductor memory
(b) Semiconductor memory
  (c) Magnetic taps
(c) Magnetic taps
  (d) Magnetic disc
(d) Magnetic disc
4. The contents of these chips are lost when the computer is switched off ?
   (a)  ROM chips
(a)  ROM chips
   (b)  RAM chips
(b)  RAM chips
  (c)  DRAM chips
(c)  DRAM chips
  (d)  none of above
(d)  none of above
5. What are responsible for storing permanent data and instructions ?
   (a) RAM chips
(a) RAM chips
   (b) ROM chips
(b) ROM chips
  (c) DRAM chips
(c) DRAM chips
  (d) None of above
(d) None of above
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