56. Which of the following Operating systems do you choose to implement a Client-Server network:
    

1. 1. MS-DOS

   
   
   

   2. Window 95

   
   
   

   3. WIndows 98

   
   
   

   4. Windows 2000

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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57. The operating system manages:
    

1. 1. Memory

   
   
   

   2. Processes

   
   
   

   3. Disk and I/O devices

   
   
   

   4. All of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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58. ……… runs on computer hardware and serve as platform for other softwares to run on:
    

1. 1. Operating System

   
   
   

   2. Application Software

   
   
   

   3. System Software

   
   
   

   4. All of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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59. ……… is the layer of a computer system between the hardware and the user program:
    

1. 1. Operating environment

   
   
   

   2. Operating system

   
   
   

   3. System environment

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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60. In hexa-decimal number system we uses:

1. 1. Numbers 0–16

   
   
   

   2. Numbers 0–9 and digits A-F

   
   
   

   3. Digits A-P

   
   
   

   4. None of the above
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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