Skip to main content

Learn the basic IT terms

Most of us are computer and Internet users,if i ask a question "What is an Internet or Computer?",most of them will be silent.
Actually they are using it 24x7 time,but they don't know how to define its in a technical way.
So here itself you can try to learn some definition of some basic IT Terms.

 1) Computer:-Its a digital electronic, data processing and multi tasking device.

 2) Internet:- Internet is a collection of computer networks.

 3) Network:-A network is a group of two or more computer devices connected together by using cables or wireless.
4) Database:-Database is a collection of organized data.Access,Oracle,MySql are the examples of relational database system.In a relational database ,data's are arranged by using tables(relations).
Figure shows the symbol a database.

 5) Program:-Sequence of instruction given to the system to solve a particular task is called program.

 6) Software:-A collection of program that can do many tasks.Example:-MS Office,Photoshop etc.

 7) Operating System:- An operating system (OS) is software that manages computer hardware and software resources and provides common services for computer programs. The operating system is an essential component of the system software in a computer system.Example:Windows 7,Windows 8.1,Ubuntu etc.

8) Android:- Android is a mobile operating system developed by using Java.

Comments

Post a Comment

Popular posts from this blog

Java Tutorial Part 5

Keywords Keywords are the predefined words in a program,we can't alter the meaning of keywords. Ex:- for,do,if,class,public. There are almost 62 keywords are in java Identifiers Which is used to give name for a variable or class or methods. Rules for a valid identifier are, *identifiers name must need to begin with an alphabet not by a number.(i.e. 1name is invalid name1 is valid) *Keywords will not be an identifier *Case sensitive, upper case and lower case are treated differently (if you have a variable HELLO and hello, system will treat both in differently)
Post a Comment
Read more

Basic Computer Shortcuts

Ctrl+C : Copies selected content. Ctrl+V : Pastes copied content Ctrl+X : Cut's selected content Ctrl+Z : undo the previous action Ctrl+Y : redo the action you undid Ctrl+A : Selects whole content Ctrl+P : print Windows Logo key( )+Down Arrow : Minimizes the window. Windows Logo key( )+Up Arrow : Maximizes the window. Windows Logo key( )+Left/Right Arrow : To compare two windows. While pressing the Windows logo key  , click the Right Arrow key or the Left Arrow key and your browser will slide over to one side. Select another window (such as a Word document) and use the shortcut only with the opposite arrow. Windows Logo key( )+L  : Locks your computer Windows Logo key( )+P : Presentation display mode Windows Logo key( )+Plus(+)/Minus(-)  : Zoom In and Zoom Out Windows Logo key( )+F : Search for a file Windows Logo key( )+F1 : help Ctrl+Shift+Esc : To open Task Manager
Post a Comment
Read more

HTML Tutorial Part 1

HTML - Hyper Text Markup Language which is used to create webpages. Common HTML Terms Elements or Tag An html element or a tag is similar to a command in programming language,here it defines the content or structure in a web page. Elements have to create by using a angle brackets. Example :  <html> <head> Tags most commonly occur in pairs of opening and closing tags. (<html> </html>) See the general structure of an html program. <html> <head> <title> Sample program</title> </head> <body> Actual body contents go here </body> </html> All html elements need to keep in between <html> </html> tags. <head> specifies the heading of html web page. <title> keep inside the <head> tag, the content in between <title>  and </title> would be the title displays on title bar of your browser. The page contents lies in between <body> and...
Post a Comment
Read more