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Week 1_CSS9.pptx

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Week 1_CSS9.pptx

  1. 1. Computer System Servicing: Types and Parts of the Computer
  2. 2. The word computer is derived from the English word "compute" which means to calculate. So, in simple words computer is an electronic device which is used for fast calculations. Furthermore, a computer is a programmable electronic device which is designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of such operations.
  3. 3. When we hear the word computer we often think of a personal computer like desktop or laptop. However, computer comes in various types and they perform many different functions in our daily lives. Like when you are using an oven to reheat your food, using calculator or texting your friend using your phone. And those are some of different types of computers.
  4. 4. a computer device or a program that is dedicated for managing network resources. Servers are often referred to as dedicated because they usually carry out hardly any other tasks apart from their servers.
  5. 5. known as cellular phone or simply cell phone is a wireless handheld device that allows the users to make and receive calls and to send text messages. The earliest generation of mobile phones could only make and receive calls. Today’s mobile phones, however, games, cameras, video players and even navigational system. Mobile Phone
  6. 6. Monitor is often used synonymously with "computer screen" or "display." It an output device that displays information in pictorial form. The monitor displays the computer's user interface and open programs, allowing the user to interact with the computer, typically using the keyboard and mouse.
  7. 7. Modem is short for "Modulator- Demodulator." is a hardware device that converts data from a digital format, intended for communication directly between devices with specialized wiring. It allows a computer or another device, such as a router or switch, to connect to the Internet.
  8. 8. System Unit is also known as a "tower" or "chassis," is the enclosure that contains most of the components of a personal computer. Cases are usually constructed from steel, aluminum and plastic and it is the main part of a desktop computer. It includes the motherboard, CPU, RAM, and other components. It also includes the case that houses the internal components of the computer.
  9. 9. A computer mouse is a hand-held pointing device that controls a cursor in a GUI and can move and select text, icons, files, and folders. For desktop computers, the mouse is placed on a flat surface such as a mouse pad or a desk and is placed in front of your computer.
  10. 10. A computer speaker is an output hardware device that connects to a computer to generate sounds. The signal used to produce the sound that comes from a computer speaker is created by the computer's sound card.
  11. 11. A printer is a peripheral device or a machine which makes a persistent representation of graphics or text, usually on paper.
  12. 12. A computer keyboard is a typewriter-style device composed of finger-sized buttons called keys to enter or manipulate data on a computer or other device.
  13. 13. Answers

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