21. A local storage register in the CPU which contains the address of the next instruction to be executed is called as:
    

1. 1. Address register
      

   
   
   

   2. Key register
      

   
   
   

   3. Register
      

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

---

22. A local storage area in which the result of the arithmetic or logic operation is formed is:
    

1. 1. Address
      

   
   
   

   2. Accumulator
      

   
   
   

   3. Algorithm
      

   
   
   

   4. Register

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

---

23. Auxiliary storage is:
    

1. 1. Primary storage
      

   
   
   

   2. Secondary storage
      

   
   
   

   3. Processing device
      

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

24. In a non-volatile memory device:
    

1. 1. Data contained in them is lost when the power turned off
      

   
   
   

   2. Data contained in them is not lost when the power turned off
      

   
   
   

   3. Data contained in them is permanent and not rewritable
      

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

---

---

25. Cache memory is:
    

1. 1. A static RAM
      

   
   
   

   2. Increases the speed of processing by making current programs and data available to the CPU at a rapid rate
      

   
   
   

   3. Both &
      

   
   
   

   4. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

---