ICT-9 2025-2026

What is the primary role of the Central Processing Unit (CPU) in a computer system?

• A. To store data

  
  

• B. To manage peripheral devices

• C. To execute instructions and manage operations of other components

• D. To control network connections

What is the difference between primary and secondary storage?

• A. Primary storage is volatile, while secondary storage is non-volatile

  
  

• B. Secondary storage is faster than primary storage

• C. Primary storage stores more data than secondary storage

• D. There is no difference between the two

In which part of the fetch-decode-execute cycle does the CPU retrieve data from memory?

• A. Fetch

  
  

• B. Decode

• C. Execute

• D. Save

Which logic gate returns a true output when both inputs are true?

• A. OR
  

• B. AND

• C. NOT

• D. NAND

Which of the following is NOT a part of the fetch-execute cycle?

• A. Fetch
  

• B. Decode

• C. Encrypt

• D. Execute

Which of the following represents an advantage of secondary storage?

• A. It is faster than primary storage

  
  

• B. It provides permanent data storage

• C. It is less expensive than primary storage

• D. It is always volatile

What is the key difference between the CPU and memory in terms of functionality?

• A. The CPU stores data, and memory processes it

  
  

• B. The CPU processes data, and memory stores it

• C. The CPU transfers data, and memory manages logic

• D. The CPU is volatile, and memory is non-volatile

 What happens during the decode phase of the CPU's operation?

• A. The CPU sends data to storage

  
  

• B. The CPU converts the fetched instruction into a set of signals

• C. The CPU retrieves instructions from memory

• D. The CPU executes logical operations

Which of these types of storage is considered volatile?

• A. Hard disk drive

  
  

• B. Cloud storage

• C. Flash drive

• D. Random Access Memory (RAM)

In complex logic statements, how does the OR operator function?

• A. It requires both conditions to be true

  
  

• B. It requires at least one condition to be true

• C. It inverts the input condition

• D. It always returns false when both conditions are true