Input devices, Basic Computer Science

Assignment Help:

Input Devices

Keyboard

Keyboard is the device through which the commands, instructions required for execution of a program is entered. It consists of a number of keys with alphabet, numbers and other characters printed. By pressing the keys the commands are passed into the CPU.

Mouse

Mouse is a pointing device, which is used in Graphical User Interface. The pointer of the mouse can be moved on the display unit of the computer by moving the mouse on the mouse pad. It generally consists two buttons and can have more buttons also. The commands in Graphical User Interface are represented as objects.  By pressing the button on the mouse facilitates selecting the required object thereby initiating the command the object is associated with.


Related Discussions:- Input devices

SQL 2008 Server Management Studio, 4. Provide a list of productid’s, the n...

4. Provide a list of productid’s, the name of the vendor and their credit rating. The results should be ordered by last name and then by credit rating. Write out the SQL that wo

Data transmission, DATA TRANSMISSION: When we talk on the telephone we...

DATA TRANSMISSION: When we talk on the telephone we generally transmit a message to someone else. The message is made up of words that we speak into the telephone instrument.

Data structures hw help, Create an implementation of the Ordered Associativ...

Create an implementation of the Ordered Associative Array API using left-leaning red-black trees. Illustrate the use of the API by refactoring your WordBench as a client of Ordered

How to create basic assembler program?, The primary step is to start the De...

The primary step is to start the Debug; this step only consists of typing debug [Enter] on the operative system on time. the "a" (assemble) command is used To assemble a program on

Database design, design railway maintenance system. draw er diagram.

design railway maintenance system. draw er diagram.

Cathode ray tube monitors, Cathode Ray Tube Monitors (CRT): Monitors d...

Cathode Ray Tube Monitors (CRT): Monitors display what is going on in your computer. They can run at various resolutions. It is the part of computer which looks like a TV set.

Theory of computation, I define a restricted form of TMs M as follows. Give...

I define a restricted form of TMs M as follows. Given any input x on the tape of M, the initial portion of the tape that holds x is read-only and one-way. That is, M cannot write o

Analogue computers, ANALOGUE COMPUTERS A computer is basically a proble...

ANALOGUE COMPUTERS A computer is basically a problem-solving device. In aircraft radio systems the problem to be solved is concerned with navigation, in that given certain inf

Excel, Your next step is to analyze "proposed" technical requirements/specs...

Your next step is to analyze "proposed" technical requirements/specs based on the business requirements (new performance needs) for Big Bucks. 1.Create a "CRUD" Matrix in an Exce

Introduction to computer, Computer: People call a lot of things, compu...

Computer: People call a lot of things, computers. Some of them are cheap, but can only process numerical information. Such devices would better be described as 'calculators' r

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd