Virus

Computer Virus A virus is a malware/harmful software which infect a computer function. Malware = malicious + Software .A computer virus reside on a host computer. A virus attaches itself to a file. A file containing a virus is called infected file.…
TeamViewer

Team viewer is a simple software to control / access any PC in the world by using Internet. You can access any Computer, You can transfer files, you can shut down the other PC and many more What is Teamviewer?…
Software

Software Software is the set of instructions which directs the computer hardware to perform a task is called a program or software. System Software System software controls internal functions like data processing, data movement, memory utilization and also control the…
Cloud Storage / Online Storage

Cloud Storage / Online Storage Cloud storage is a model in which data stored on remote servers which are accessible by using internet. These are the storage devices available on Network. Cloud Cloud is a computing infrastructure located anywhere in the…
Operating System Introduction

Operating System It is an interface between computer user and computer hardware. It is the collection of system software used to manage the overall operation of the computer. prerequisite : Introduction to computing Basic Function of an Operating System Control…
Binary System and ALU Logic Operation

ALU Analog Value Analog quantity has continuous values.Most of the things in nature appear in analog form. Temperature never goes from 30 to 31 instantly.It takes infinite steps. If we draw a graphical representation, it will give us a continuous…
Introduction to Computing

Computer. Computer is an electronic device that perform computing Operates under the control of instructions (Software) Accept data as input. Manipulate data as per instructions. Generates information Computer Characteristics Fast Computer can process data with amazing speed Reliable Computer has…
Number system conversion

Number System The number system is a method to count or calculate something.In our daily life, we are using the different type of number system.The most common number system is decimal number system.Some number systems are the octal number system,…
OSI Reference Model

OSI Reference Model In the beginning, when networks established, devices can communicate with devices of the same manufacturer. OSI (open system interconnection) reference model was first introduced by ISO (international organization for standardization).Its main purpose is to facilitate communication between two systems…
How to check a computer.

How to Check a Computer? How to check a computer? It is a basic question when purchasing a computer.In our daily life, a computer is an important and very useful machine. We are using it to perform several functions in our…
IP Address

IP Address IP address is the numeric identification of a computing machine on a network. It tells the location of a device on a network. It is also called the software Network address. It allows a host to communicate on…
Computer

Computer A computer is an electronic machine which accept data, process it and produce output. Input Devices It takes input from the outside world or user. mouse, mic, keyboard, scanner are the examples. Output devices Which gives the result to the…