26. Accumulation is a device which
    

1. 1. stores a number

   
   
   

   2. adds two numbers

   
   
   

   3. adds and stores previously stored number to another number

   
   
   

   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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27. Address usually is

1. 1. alphabetical

   
   
   

   2. numerical

   
   
   

   3. alpha-numerical

   
   
   

   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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28. The basic elements of a micro-processor are
    

1. 1. ALU, memory

   
   
   

   2. ALU, control unit

   
   
   

   3. ALU, memory, I/O device

   
   
   

   4. ALU, control unit, memory

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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29. Flag is a character for

1. 1. identification of a word

   
   
   

   2. occurance of some condition

   
   
   

   3. marking a tagging

   
   
   

   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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30. Mnemonic symbols are used
    

1. 1. to denote address

   
   
   

   2. to employ hamming code

   
   
   

   3. to denote error

   
   
   

   4. to assist human memory

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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