Input and Output Devices

Input and Output Devices

         These use the communicate with program and thus provide the man/machine interface. These are also called peripherals. Input devices includes keyboards, tap cassettes, dick drive unit, etc. Whereas the output devices included printers, visual display units (monitors), audible tones (sound synthesizers), lamps.

Tags: Input devices, Output devices, computer parts, Printers, Monitors, Mouse, Keyboards

Define Operating System (OS)

OPERATING SYSTEM (OS)

         The Operating System is an organised of the collection of software that controls. And that overall that the operates of the computer. The Operating System (OS) is the most important program that runs in a computer. It is performed basic tasks, such as recognizing input from the keyboard sending output to display screen, keeping track of files and dictionaries on the track.

        For large systems, the operating system has even greater responsibilities and powers. It is like a traffic crop it makes sure that different programs and users running at the same time do not interface with each other. The operating system is also responsible for security. And it is ensuring that unauthorized users do not access the system.

Tags: Compact Disc, Operating system, Latest computer OS, Windows Vista, Windows Vista Ultimate

Define - Clock

CLOCK

                     Start clock by double click on the clock program Icon in the Accessories group window. Are you finding it difficult to keep it track of your time while performing DTP work with a windows-based program? You have the Clock applet to use from windows. You can keep the clock either in the analogue either it shown.

                     In the Analogue clock shown as arrow mark and the Digital clock is shown as digit numbers. The analogue clock is hidden in display of the Title menu. The digital clock is shown as effective when click is minimized.

Tags: Clock displaying, Set default time, Set default date, System settings, Pc settings, Default settinds, Computerg

Define - Cassette/cartridge - CD ROM

Define - Cassette/cartridge - CD ROM

1.Cassette:

            The cassette is magnetic black tap. It was storage with audio files. The cassette is used to play a song as double side in the roll. It means, straight and revisable position to playing song in with the Tape recorder. This cassette is storage with maximum 30 or 45 minutes playing song per side. Totally played One or One and half hour to play in the cassette.

2. CD ROM:

           Compact Disc Read Only Memory. A device which stores very large amount of information, to the extent of 650 mega byte(MB). The disc is read by laser at fast speed. Commodity available CDs which store encyclopedias and programs which may otherwise requires hundreds of floppies. The CDs are mostly read only but writable CDs only which require writeable CD-ROM drives to write.

Tags: CD ROM, Compact Disc, Cassette, Tape recorder, CD player, DVD player, cartridge - CD ROM

Define - Touch screen

TOUCH SCREEN

                   The touch screen is used from mobile and computers. The touch screen mobile is input with device which use to your fingers of hands to handling these electronic items. The touch screen is Introduced by E.A.Johnson. He describes his work on capasitive 'Touch screen' in a short article published by him as the year of 1965. The first version of Touch screen produced by the year of 1982.

                   When the University of Toronto's Input Research Group developed the first human-input multi-touch system, using a frosted-glass panel with a camera placed behind the glass. In 1985, the University of Toronto group including Bill Buxton developed a multi-touch tablet that used capacitance rather than bulky camera-based optical sensing systems.

Tags: Touch screen, Android, Apple, iPhone, History of android, First touch screen mobile, Apple iPhone price

Define Calculator

Define Calculator

        A device of performing to a mathematical calculations. And have a electronic calculator has a advanced calculations. The advanced calculations are loans, areas, functions, and many other. In the calculator is is such as a mini storage of the computer printing Information.

Tags: Calculator, Latest Calculator, Loan calculator, Functioned calculator, Uses of calculator, Big calculator

Define Interface

INTERFACE

           A connection between the computer and the printer. A serial interface transmits data one bit at a time and a parallel interface transmits data one character or code. The boundary between a system and devices. Related to software it is the means to access various options available one of the popular interfaces for the PCs in the windows environment . Starting with windows 3.1, Windows 95 has further increased the friendliness. Windows 98 and windows 2000 and windows xp are the latest versions additional facilities.

Tags: Computer, Latest computer softwares, Latest computer softwares, Software update, Integrated software package, Database management,