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What is Computer and which is the first computer

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What is Computer Computer is an electronic device that is designed to work with  Information. The term computer is derived from the Latin term ‘ compute ’, this means to calculate or programmable machine. Computer cannot do anything without a Program. It represents the decimal numbers through a string of binary digits. The Word 'Computer' usually refers to the Center Processor Unit plus Internal memory. Who was the father of computer? Charles Babbage is called the " Grand Father " of the computer. The First mechanical computer designed by Charles Babbage was called Analytical Engine. It uses read-only memory in the form of punch cards. Charles Babbage How it's work: Computer is an advanced electronic device that takes raw data as input from the user and processes these data under the control of set of instructions (called program) and gives the result (output) and saves output for the future use. I...
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How To Create a Folder & Rename a Folder & Delete a folder

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  WORKING WITH FILES AND FOLDERS Files are the individual documents that you save from within an application, such as Word and Excel, and you use folders and sub-folders to organize several files into groups or categories, such as by project or by customer. The purpose of a file system, of course, is to locate and use the files and folders on your computer. A folder is a container for storing programs and files, similar to a folder in a file cabinet. As with a file cabinet it is frustrating and time-consuming to search through irrelevant, misnamed, and out-of-date files to find the one you want. Windows allows you to organize folders and files in a file hierarchy, imitating the way you store paper documents in real folders. Using the file management tools, you can save files in folders with appropriate names for easy identification, quickly and easily create new folders so you can reorganize information and delete files and folders that you no longer need. You can also search for ...
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Introduction to Computer

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  Introduction to Computer We are living in the age of computers. Most of our daily activities are being influenced by the use of computers. IT and computers have become an integral part of our lives. A computer is an automatic electronic machine that converts raw data into useful information with the help of certain instructions. These instructions are issued in form of a program (a set of instructions is called a program).  A program is a sequence of instructions,  written in a specific computer language, which operates on data to perform a certain task.(or) A computer program is a collection of instructions that can be executed by a computer to perform a specific task. A computer program is usually written by a computer programmer in a programming language. Input process output model Computer input is called data and the output obtained after processing it, based on the user's instructions is called information. Raw facts and figures which can be processed using...
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