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Introduction to computer image - Coggle Diagram
Introduction to computer
COMPUTER.
A computer is an electronic device, operating under the control of instructions stored in its own memory that can accept data (input), process the data according to specified rules, produce information (output), and store the information for future use.
Functionalities of a computer.
Takes data as input.
Stores the data/instructions in its memory and use them when required.
Processes the data and converts it into useful information.
Generates the output.
Controls all the above four steps.
Computer Components.
HARDWARE .
Computer hardware is the collection of physical elements that constitutes a computer system.
Computer hardware refers to the physical parts or components of a computer such as the monitor, mouse, keyboard, computer data storage, hard drive disk (HDD), system unit (graphic cards, sound cards, memory, motherboard and chips), etc.
SOFTWARE.
system software is responsible for controlling, integrating, and managing the individual hardware components of a computer system so that other software and the users of the system see it as a functional unit without having to be concerned with the low-level details such as transferring data from memory to disk, or rendering text onto a display.
application software is used to accomplish specific tasks other than just running the computer system.
Input Devices.
Keyboard.
Numeric Keypad.
Pointing Device.
Remote Control.
Joystick.
Scanner.
Microphone.
Webcams.
Output devices.
TFT Monitor.
Laser Printer.
Inkjet Printer.
Plotters.
Multimedia Projectors.
