Question: which of the following is not component of computer system?

Answer:

A computer system consists of several components that work together to perform various tasks. Here are some common components of a computer system:

1. Central Processing Unit (CPU): This is the brain of the computer that performs all the calculations and controls the other components. It is responsible for executing instructions and processing data.
2. Memory: This is a temporary storage area that is used to store data and program code that the CPU needs to access quickly. It includes RAM and cache memory.
3. Storage devices: These are devices used to store data and software applications for long-term use. Examples include hard disk drives (HDD), solid-state drives (SSD), and optical storage devices.
4. Input devices: These are devices used to input data and commands into the computer system. Examples include keyboard, mouse, touchpad, scanner, and microphone.
5. Output devices: These are devices used to display or output data and results from the computer system. Examples include monitor, printer, speakers, and headphones.
6. Motherboard: This is the main circuit board that connects all the components of the computer system together.
7. Power supply: This component provides power to the other components of the computer system.
8. Expansion cards: These are cards that can be added to the motherboard to add additional functionality, such as a graphics card, network card, or sound card.
9. Operating system: This is a software component that manages the hardware resources of the computer system and provides a platform for other software applications to run on.
10. Applications software: These are software programs that perform specific tasks, such as word processing, accounting, or gaming.