21. Microprocessors can be used to make

1. 1. computer

   
   
   

   2. digital system

   
   
   

   3. calculators

   
   
   

   4. All of these

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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22. Another name for a logic chip is

1. 1. PROM

   
   
   

   2. memory

   
   
   

   3. microprocessor

   
   
   

   4. ROM

   
   
   

   5. RAM

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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23. Which circuit board is used in all electronic systems such as computer, calculators, digital system ?

1. 1. Architecture

   
   
   

   2. Printer

   
   
   

   3. Value

   
   
   

   4. Register

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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24. It is also called the brain of the computer, is responsible for processing data.

1. 1. Motherboard

   
   
   

   2. Memory

   
   
   

   3. RAM

   
   
   

   4. Central Processing Unit (CPU)

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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25. The term......... designates equipment that might be added to a computer system to enhance its functionality.

1. 1. digital device

   
   
   

   2. system add-on

   
   
   

   3. disk pack

   
   
   

   4. peripheral device

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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