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Basic Computer Terminologies Everybody Should Know
~1.6 mins read
Computers are an integral part of every part of human life. A computer in itself is a wide term. It is simply defined as an electronic device that collects information as inputs, processes this information, and gives a result known as the output. Though computer includes many concepts but here are a few terminologies you should know.
CPU: CPU means ‘Central Processing Unit’ and it is main chip in a computer. The execution of the instructions within the computer system is carried out in the CPU.
Motherboard: This is a printed circuit board on which the CPU is mounted.
RAM: RAM stands for “Random Access Memoryâ€. It is a temporary memory where your computer sends information to disk or to the storage place of instructions from other input devices. This memory is volatile, which means data disappears when the power is lost.
HDD: HDD stands for “Hard Disk Driveâ€. It is a storage device from which the computer can take data from to process it in the CPU or place it in RAM to work with.
Hardware: Hardware is the term referring to all the physical parts in a computer system. It includes the monitor, the keyboard, the mouse, the main case which stores the RAM, CPU and the motherboard.
Software: Software is the term which refers to the instructions needed to make a computer work. The software is also known as a “programâ€.
OS: OS stands for “Operating Systemâ€. It is a set of programs required by the computer to run the system and make all the other programs work.
Input Unit: Input unit is used for transfers data and control signals into the information processing system by the user before processing and computation. The devices which are used to provide these instructions are known as input devices. Keyboard, mouse, scanner, joystick are examples of input devices.
Output Unit: Output Unit receives information from the CPU and then delivers it the external storage or device in the soft or hard processed form. The devices which are used to display output to the user are called output devices. The Monitor or printer is common output device.
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