176. For the SCR, di/dt protection is achieved through the use of—
     

1. 1. R in series with SCR
      

   
   
   

   2. L in series with SCR
      

   
   
   

   3. RL in series with SCR
      

   
   
   

   4. RLC in series with SCR

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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177. A flat, circular plate coated with a magnetic material on which data can be stored by magnetization of portion of the flat surface is:
     

1. 1. Disk
      

   
   
   

   2. Tape
      

   
   
   

   3. Pen drive
      

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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178. A device used to contain a pre recorded program:
     

1. 1. Cartridge
      

   
   
   

   2. Cache
      

   
   
   

   3. Carrier
      

   
   
   

   4. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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179. Cache memory is:
     

1. 1. Main memory
      

   
   
   

   2. Permanent storage
      

   
   
   

   3. Small buffer storage
      

   
   
   

   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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180. Bubble memory is:
     

1. 1. Volatile
      

   
   
   

   2. Non-volatile
      

   
   
   

   3. Permanent
      

   
   
   

   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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