Presentation (3).pdf
- 1. COMPUTER
- 2. Name Iqra Riaz Department. Art and design Assignment. Computer
- 3. Computer: Computeris an electronic machine used to solve different problem according to a set of instruction given to it. A computercan accept data process data into useful information and store it for letter use. The computerwords is drive from computer that means to calculation. Structure: Computerare available in different shapes and size monitor, speaker, system unit, keyboard, mouse etc. Characteristics of computer: 1. Speed 2. Reliability 3. Accuracy 4. Storage 5. Versatility 6. Consistency 7. Control sequence
- 4. Hardware: Physical part of computeris called hardware. There are two many typesof hardware. 1. Input device 2. Output device Input device: The data and instruction given to the computeris called input device. A hardware componentsused to enter data and instruction into computeris called input devices most commonly used input device keyboard, mouse, microphone, scanner digital camera etc.
- 5. Input device
- 6. Output device: The data process into useful information is called output. A hardware components used to display information to the user is called output devices Most commonly used output device monitor printer speaker is used to display text graphics and video output. System unit: System unit is a case that contain different electronic components of computer used to process data. Two main components CPU stand for central processing unit it is also called processor. It is brain of computer most important components of computer. Main memory the hardware components that store data and instruction temporary is called memory. It is also called primary memory or main memory.
- 7. Storage device: The hardware components used to store data and information permanently are called story devices. The storage devices are available in different size and capacities. Example: Hard drive: Store data and Program Flash drive: Use to store documents photos audio and video Memory card: Use to store photo audio and music files
- 8. Communication device: Hardware componentsused to communication and exchange data information with other computercall communication devices. Example: Modem: Used to connect computerto the internet Network card: Used to connect componentsto computernetwork Router: Used to connect different devices to share data and internet connection