136. Multiprogramming systems:

1. 1. Are easier to develop than single programming systems

   
   
   

   2. Execute each job faster

   
   
   

   3. Execute more jobs in the same time period

   
   
   

   4. Are used only one large mainframe computers
      

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA
   

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137. ……… system is built directly on the hardware.
     

1. 1. Environment

   
   
   

   2. System

   
   
   

   3. Operating

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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138. ……… 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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139. ……… 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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140. 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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