36. The code which provides for parity checks is—
    

1. 1. Baudot
      

   
   
   

   2. ASCII
      

   
   
   

   3. EBCDIC
      

   
   
   

   4. CCITT-2

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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37. The Shannon-Hartley law—
    

1. 1. Refers to distortion
      

   
   
   

   2. Defines bandwidth
      

   
   
   

   3. Describes signalling rates
      

   
   
   

   4. Refers to noise

   
   
   

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1. View Hint View Answer Discuss in Forum

   The Shannon-Hartley law refers to noise.

   Correct Option: D

   The Shannon-Hartley law refers to noise.

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38. A supergroup pilot is—
    

1. 1. Applied at each multiplexing bay
      

   
   
   

   2. Used to regulate the gain of individual repeaters
      

   
   
   

   3. Applied at each adjustable equalizer
      

   
   
   

   4. Fed in at a GTE

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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39. The event which marked the start of the modern computer age was—
    

1. 1. Design of ENIAC computer
      

   
   
   

   2. Development of the Hollerith code
      

   
   
   

   3. Development of the transistor
      

   
   
   

   4. Development of disk drives for data storage

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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40. Digital signals—
    

1. 1. Do not provide a continuous set of values
      

   
   
   

   2. Represent values as discrete steps
      

   
   
   

   3. Can utilize decimal or binary systems
      

   
   
   

   4. All of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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