What are the answers to questions 21-26?

Here are the answers to the questions:

21. Which device is classified as a secondary storage device?

    • C. Hard disk drive A hard disk drive is a non-volatile storage device used for long-term storage of data, making it a secondary storage device. RAM, cache memory, and registers are primary storage.

22. The motherboard in a computer system mainly

    • B. connects and allows communication between components The motherboard is the central circuit board that connects all the computer's components, such as the CPU, memory, and peripherals, enabling them to communicate with each other.

23. A debugger is software that helps a programmer to

    • B. correct errors in a program A debugger is a tool used by programmers to identify, locate, and fix bugs (errors) in software code.

24. In a flowchart, the diamond symbol shown in Figure 2 represents

    • C. decision making In flowcharting, a diamond symbol is universally used to indicate a point where a decision needs to be made, typically a yes/no or true/false question, which then directs the flow of the program.

25. The Internet is best described as

    • B. a worldwide system of interconnected networks The Internet is a global network of computer networks that allows users to share information and communicate.

26. Which device enables communication between a local network and an Internet service provider?

    • B. Router A router is a networking device that forwards data packets between computer networks. It connects your local area network (LAN) to the wider internet (WAN) and communicates with your Internet Service Provider (ISP).

27. GPIO pins on a microcontroller are used to

    • C. interact with external devices GPIO stands for General Purpose Input/Output. These pins can be configured to send signals to (output) or receive signals from (input) external electronic components like sensors, LEDs, and motors.

I cannot answer question 28 as the options are not visible in the image.