Input Devices: a) Graphics Tablets b) Cameras c) Video Capture Hardware d) Trackballs e) Barcode reader f) Digital camera g) Gamepad h) Joystick i) Keyboard j) Microphone k) MIDI keyboard l) Mouse (pointing device) m) Scanner n) Webcam o) Touchpads p) Pen Input q) Microphone r) Electronic Whiteboard s) OMR t) OCR u) Punch … Continue reading List of basic Input Devices, Output devices and Both input–output devices related to computer.
FLAT-PANEL DISPLAYS The term flat–panel displays refers to a class of video devices that have reduced volume, weight, and power requirements compared to a CRT. A significant feature of flat-panel displayed is that they are thinner than CRTs, and we can hang themon walls or wear them on our wrists. We can separate flat-panel displays … Continue reading Describe Flat Panel Displays.
CRT is the technology used in traditional computer monitors and televisions. The image on a CRT display is created by firing electrons from the back of the tube to phosphors located towards the front of the display. Once the electrons hit the phosphors, they light up and are projected on the screen. The color you … Continue reading What is Cathode Ray Tube ?
A computer peripheral is a device that is connected to a computer but is not part of the core computer architecture. The core elements of a computer are the central processing unit, power supply, motherboard and the computer case that contains those three components. Technically speaking, everything else is considered a peripheral device. However, this … Continue reading What is peripheral device ?
access time - The performance of a hard drive or other storage device - how long it takes to locate a file. active program or window - The application or window at the front (foreground) on the monitor. alert (alert box) - a message that appears on screen, usually to tell you something went wrong. … Continue reading Basic Computer Terminology