The basic structure of a computer

The basic structure of a computer Normally a computer performs five basic tasks, viz, inputting, storing, processing, controlling and out putting. Inputting is the process by which the computer accepts data and instructions. Storage of such data...

Kinds of computers in brief

Kinds of computers Based on the type, the size and the use, computers are classified into the following categories. Analogue computers Digital computers Hybrid computers Main frame computers Mini computers Micro...

Some Peripheral Devices

In this article you will learn some of the additional peripheral devices which can be used according to your requirement. There are some commonly used peripheral devices like web camera, joysticks,card reader etc Web camera:   It is a digital...

Introduction to Networking

 Net working is an integral part of today’s information technology. But what is networking? The communication between two or more computers is called as networking. This communication isused for sharing files, resources etc with in the office,...

OBJECT-ORIENTED PROGRAMING VS. PROCESS-ORIENTED PROGRAMING   Since  the invention of computer, many programming approaches has been evaluated and tested like modular programming, structured programming, etc. The main aim of these techniques was...

Do you think computer programming is a tough and tricky activity? Do you think it is the field for a few ‘nerdy’ ones? Then think again. [This article is mainly indented for C B S E students] Computer programming is for everyone, people like you...

BISECTION METHOD

Problem statement:- Write down a 'C' program to implement bisection method.   Problem analysis:- Definition:- This method is used to find a root of a equation.   Analysis:- Let,   f(x) be continuous in a close interval  [a,b]  and...

Network Topologies with types

Users or nodes can be interconnected in different ways to form a network. However, there are some popular configurations which are used again and again. These network configurations or arrangements are known as 'Network Topologies'. A network's...

Macromedia Director

Macromedia is a graphics and web developments software house. It is a standard for interactive vector graphics and animations for the web. Web designers use 'Flash' to create beautiful, resizable and compact navigation interfaces, technical...

FET & MOSFET Devices

• FET : FET stands for Field-Effect Transistor. FET devices do not have the problem of storage and removal of minority charge carriers, when these devices are switched from off to on and on to off. Therefore, the problem of distribution of charges...

This is an age of globalization and computer is essential in global world. Good knowledge of computer is necessary for a job either in a public or a private institution is compulsory in 21st century. From typing to printing and designing to hacking...

Security In Unix

  SECURITY UNLESS THE COMPUTER YOU are trying to protect is in a locked room where access is controlled and no connections to this computer from outside the room exist, then your computer is at risk. Break-ins and security violations occur almost...

INFORMATION STORAGE & RETRIVAL

Introduction The very first question that comes in everyone’s mind is – what is information? Let us start with a question: what does the number 32 means? It could mean many things. It’s meaning depends on the qualification one attaches to that...

About Computer Part:1

COMPUTER Introduction In this article we will study about the structure of a computer system, characteristics of computer systems and types of computer systems. We will study some most commonly used auxiliary storage devices, such as tapes,...

Windows Part-1

Introduction to Windows In this section you will look at another type of operating system – MS-WINDOWS, which helps you to interact with the system easily and to perform a complex task with little knowledge of operating system or memorized...

Unix File System

The UNIX File System Structure of the File System Boot block Super block Inode list Data block File System creation and maintenance Disk formatting Creating a File System Mounting and dismounting a File System File system...

Excel - II

Continuation of excel. ENTERING NUMBERS: Numbers are basic raw material for spreadsheets. You can type numbers either by using the number keys on top of letter keys or by using extended pad on the keyboard. Pressing the Num lock key toggles the...

Visual Basic

  Visual Basic? Visual Basic is a powerful application development tool developed by Microsoft with the advent of the Windows environment. It is used for creating customized windows based programs. Visual Basic is a descendant of BASIC which...

Internet Information Server

  IIS: Internet Information Server (IIS) is a Web Server, which is the powerful side of the World Wide Web. Internet Information Server running on Windows NT Server 4.0 creates a powerful mutually beneficial relationship.  It is designed in such a...

Excel

If the job in hand requires lot of lists, tables, financial calculations, analysis and graphs, Excel is just the package for you. Excel is great at organizing all types of data, but it is the numerical data where Excel is in its home turf. Since...

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