Summary Quiz | Computer Fundamentals Part 4

Which of the following best describes the role of the CPU in a computer?

• It provides long-term storage for files and applications.

• It processes instructions and controls the operation of all components.

• It only handles arithmetic calculations and nothing else.

• It is responsible for displaying images on the screen.

What are the correct steps in the CPU instruction cycle? (Select all that apply.)

• Fetch

• Decode

• Execute

• Save

• Write back

What is the purpose of registers within the CPU?

• To temporarily store data during execution of instructions.

• To permanently store all computer files.

• To provide power to the CPU for processing.

• To manage network connections in a computer.

How does the CPU interact with input and output units?

• The CPU ignores input and output units

• The CPU only processes data from output units.

• The CPU directs input and output units on how to respond to instructions.

• The input and output units function independently of the CPU.

Which of the following devices is used to input sound into a computer?

• Keyboard

• Microphone

• Printer

• Mouse

What are the main categories of output devices? (Select all that apply.)

• Audio output devices

• Visual output devices

• Taste output devices

• Print-based output devices

Which of the following is true about the role of input and output devices?

• Input devices send data to the computer for processing.

• Output devices are used to input data into the computer.

• Output devices display or reproduce processed data.

• Input and output devices perform the same function.

Which device is used for scanning information from paper and transferring it to the computer?

• Scanner

• Mouse

• Microphone

• Graphic Plotter

What is the smallest unit of memory that can represent a data item or character?

• Nibble

• Byte

• Word

• Bit

What is the primary difference between primary memory and secondary memory?

• Primary memory is slower than secondary memory.

• Secondary memory can be used as virtual memory.

• Primary memory stores data temporarily for quick access, while secondary memory stores data long-term.

• Primary memory is used to store large files like videos and images.