Forgot your Mantra Id?
Forgot your Password?
Widely used Abbreviations
ARP: Address Resolution Protocol
ARQ: Automatic Repeat Request
Generations of Computer
What is a computer?
A computer is an automatic electronic programmable machine. The principal characteristic of a computer is that it can execute a prerecorded list...
An Operating System is an integrated set of programs that is used to manage various resources and overall operations of the computer system. An operatin...
A computer virus is a program or piece of code that embeds itself into other programs and runs against your wishes.Some viruses have a logical code which e...
A bit (denoted as b) is a single unit of memory space. A single bit is a one or a zero, a true or a false, a ‘flag’ which is ‘on&...
Earlier, Machine Language was used in computers. Machine Language was written in the machine code and was executed directly by the computer. Now programmers wr...
Types of Programming Languages
First Generation Programming Languages
In first generation the language that was used was machine Language. It consists of 1's and...
Computer networking is defined as the communication between a group of two or more computer systems link . A network means a group of computer or it is differ...
A network topology is the layout of connected devices.
Types of Network Topologies
A number of stations are connected to control stat...
Database Management System (DBMS)
A DBMS is a collection of interrelated data and a set of programs to retrieve it.
A database is a collection of data of a ...
Microsoft Access Shortcut Keys
Opening Database Files
To open a new database
To open an e...
Microsoft released it as a proprietary commercial presentation program on 22nd may 1990.
Current running versions are Microsoft Office Powerpoint 2010 ...
Microsoft released it as a commercial spreadsheet in year 1982 as Multiplan. The version was 2.0
Current running versions are Microsoft 2010 for windows and Micr...
It is a commercial office suite which has bundled application which is widely used across businesses and work places. Current running versions of Microsoft are 2010 and 2011(for Mac)....
Microsoft has its personal information manager called Microsoft Outlook
Apart from being a mail application, it is also widely used for applications like calen...
Changing Paradigms and Approaches
Since independence the agenda of rural development has been at the topmost priority of the government and its various agencies. The p...
A standard abacus ca be used to perform addition, substraction, division and multiplication; the abacus can also be used to extract square-...