Computer Systems Servicing NC II TESDA

As a future IT support specialist, we need to identify the different parts of a computer that we will be assembling, repairing or upgrading. It is necessary for us to identify its name and its function. In this lesson, we will discuss the different parts of a computer's system unit. The System Unit is the overall structure that houses the processor, memory, and electronic components of the computer that are used to process data. All input and output devices are connected into the system unit. The system unit is housed by what is known as system case or computer case. It holds and protects most components of a computer. Image courtesy of freepik The Computer Case contains the framework to support and enclose internal components of the computer. It helps to prevent damage from static electricity. It typically made up of plastic, steel, and aluminum which are available in a variety of styles. The size and layout of a case is called a form fact

Before we can assemble/disassemble and repair computers we need to understand what a computer is and the different types of computer.  By definition, a computer is an electronic device for storing and processing data, typically in binary form, according to instructions given to it in a variable program.   Types of Computer   Types of Computers Supercomputer Most powerful and most advance in terms of performance and data processing. These computers are commonly used by large organizations to conduct specific tasks such as weather forecasting, research, and exploration. Ex. IBM’s Mira in United States. IBM’s Sequoia in United States Mainframce Computer Large and expensive computer capable of handling thousands of users and programs simultaneously. Mainframe computers can handle, process, and store large amount of data. These are commonly stored in large air-conditioned rooms because of its big size. Mini Comput

One of the important traits of a good software technician is familiarity with the different ports, socket, slots and connectors. Use the flashcard below in order to familiarized yourself Ports Slots Connectors