6. Intel 8085A and 8086A differ in
   

1. 1. number of address lines

   
   
   

   2. number of data lines

   
   
   

   3. operating frequency

   
   
   

   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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7. Stack memory is used

1. 1. to provide additional memory to the base memory

   
   
   

   2. to save return addresses of a subroutine

   
   
   

   3. to save the status of the microprocessor

   
   
   

   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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8. Which of the following statements is not applicable to serial transmission of data?
   

1. 1. One bit at a time

   
   
   

   2. Faster method of trans-mission

   
   
   

   3. LSB transferred first
      

   
   
   

   4. Only one wire used

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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9. A microprocessor contains
   

1. 1. most of the control and arithmetic logic functions of a computer

   
   
   

   2. most of the RAM

   
   
   

   3. most of the ROM

   
   
   

   4. peripheral drivers

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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10. In microprocessor
    

1. 1. program is stored in memory and data is stored in registers

   
   
   

   2. program is stored in registers and data is stored in memory

   
   
   

   3. both program and data are stored in memory

   
   
   

   4. both program and data are stored in registers

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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