This chapter introduced the components that comprise a personal computer system and how to consider upgrade components. Much of the content in this chapter will help you throughout this course.
- Information technology encompasses the use of computers, network hardware, and software to process, store, transmit, and retrieve information.
- A personal computer system consists of hardware components and software applications.
- The computer case and power supply must be chosen carefully to support the hardware inside the case and allow for the addition of components.
- The internal components of a computer are selected for specific features and functions. All internal components must be compatible with the motherboard.
- Use the correct type of ports and cables when connecting devices.
- Typical input devices include the keyboard, mouse, touch screen, and digital cameras.
- Typical output devices include monitors, printers, and speakers.
- Cases, power supplies, the CPU and cooling system, RAM, hard drives, and adapter cards, must be upgraded when devices fail or no longer meet customer needs.
- Specialized computers require hardware specific to their function. The type of hardware used in specialized computers is determined by how a customer works and what a customer wants to accomplish.