71. It runs on computer hardware and serves as platform for other software to run on.

1. 1. Operating system

   
   
   

   2. Application software

   
   
   

   3. Programs

   
   
   

   4. Peripherals

   
   
   

   5. Processing system

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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72. The process of transferring data intended for a peripheral device into a disk, so that it can be transferred to peripheral at a more convenient time or in bulk, is known as

1. 1. multiprogramming

   
   
   

   2. spooling

   
   
   

   3. caching

   
   
   

   4. virtual programming

   
   
   

   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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73. Real time systems must have

1. 1. pre-emptive kernels

   
   
   

   2. non-pre-emptive kernels

   
   
   

   3. Both '1' and '2'

   
   
   

   4. Either '1' and '2'

   
   
   

   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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74. The kernel is ......... user threads.

1. 1. a part of

   
   
   

   2. the creator of

   
   
   

   3. unaware of

   
   
   

   4. aware of

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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75. Which one of the following is not the function of operating system ?

1. 1. Resource Management

   
   
   

   2. File Management

   
   
   

   3. Networking

   
   
   

   4. Processor Management

   
   
   

   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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