Differences between disk and diskette drives: The differences between disk and diskette drives are as follows. No. Subject Disk Drives Diskette Drives 1 Number of drives Every computer has at least one disk driver Diskette drives are optional 2 Capacity Storage capacity can reach up to a few terabytes Very little capacity, up to few …
When we press a key, a tiny chip in the keyboard called keyboard controller notes that a key has been pressed. Keyboard controller places a coed in the buffer of the keyboard to indicate which key was pressed. Keyboard buffer is a temporary memory of the keyboard controller. The keyboard controller sends a signal to the system software notifying that something happened at the keyboard.
As it’s name implies, input devices are devices which can send signals to the CPU. That means, the device we use to send or enter a signal or data to CPU are called input device, such as; keyboard, mouse, microphone etc.
No matter how big it is or how it is used, every computer is a part of a system. A complete computer system consists four basic parts, such as; (a) Hardware (b) Software (c) Data (d) User (a) Hardware: The mechanical devices that make up the computer are called hardware. Hardware is any part of …
What are the basic four parts of computer. Describe. Read More »