FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -It is also called the computer case, computer chassis, or computer tower The system unit includes the chassis, microprocessor, main memory, bus, and ports, but does not include the keyboard or monitor, or any peripheral devices. A system unit is sometimes called a box or main unit. Was this answer helpful?

Detailed explanation-2: -The case of a desktop computer houses the internal components such as the power supply, motherboard, central processing unit (CPU), memory, disk drives, and assorted adapter cards. Cases are typically made of plastic, steel, or aluminum and provide the framework to support, protect, and cool the internal components.

Detailed explanation-3: -keyboard, mouse all are made of plastic. The CPU & inner parts are made with metal-containing various chips. Was this answer helpful?

Detailed explanation-4: -Polycarbonate (PC) plastics are a naturally transparent amorphous thermoplastic. Although they are made commercially available in a variety of colors (perhaps translucent and perhaps not), the raw material allows for the internal transmission of light nearly in the same capacity as glass.

Detailed explanation-5: -The computer system unit is the enclosure for all the other main interior components of a computer. It is also called the computer case, computer chassis, or computer tower. Cases are typically made of steel or aluminum, but plastic can also be used.