101. Which of the following is an example of optical disk ?

1. 1. Digital versatile disks

   
   
   

   2. Magnetic disks

   
   
   

   3. Memory disks

   
   
   

   4. Data bus disks

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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102. The CD-ROM drive is used to

1. 1. play compact disks

   
   
   

   2. play music

   
   
   

   3. install software

   
   
   

   4. control digital information

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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103. Information stored in RAM need to be

1. 1. check

   
   
   

   2. refresh periodically

   
   
   

   3. modify

   
   
   

   4. detecting errors

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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104. The storage device used to compensate for the difference in rates of flow of data from one device to another is termed as

1. 1. chip

   
   
   

   2. channel

   
   
   

   3. floppy

   
   
   

   4. call

   
   
   

   5. buffer

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: E

   NA

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105. Virtual memory is

1. 1. an extremely large main memory

   
   
   

   2. an extremely large secondary memory

   
   
   

   3. an illusion of extremely large main memory

   
   
   

   4. a type of memory used in super computers

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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