What is spreadsheet and its features ? Spreadsheet: It is a computer application that simulates a paper, accounting worksheet. It displays multiple cells that together make up a grid containing alphanumeric text, numeric values or formulas. A spreadsheet also known as “Worksheet” contains rows and columns and is used to record and compare financial and…

Create pendrive bootable using cmd Creating a pendrive bootable is not so hard. I will tell you the easiest way to create a bootable Pendrive    You just need to follow these simple steps: 1 . First step is to download the windows files from the Internet and save them to a folder in your PC…

Define File Concept

March 21, 2017 0

Define File Concept File Concepts: A file is an abstract data type defined and implemented by the operating system. It is a sequence of logical records. Files are mapped by the operating system onto physical devices. A file is a named collection of related information that is recorded on secondary storage. Commonly files represent programs…

Block diagram of digital computer and the functioning of its blocks A digital computer is considered to be a calculating device that can perform arithmetic operations at enormous speed. It is defined as a device that operates upon information/data. To be able to process data the computer is made of various functional units to perform…

How to Install Windows 7   Minimum Requirements 1 GHz 32-bit or 64-bit processor 1 GB of system memory 16 GB of available disk space Support for DirectX 9 graphics with 128 MB memory DVD-R/W Drive Internet access (to activate and get updates) Step: 1 Insert the Windows DVD Insert your Windows 7 DVD media…

What is meant by 'Generations' of Computers ? How many computer generations are there till now ? Explain. Ans. Generation of Computer : "Generation" in computer term is a step in technology. It provides - a framework for the growth of computer industry. Originally, the term "generation" was used to distinguish between varying hardware technologies.…

Explain Types of Computer in detail:   Computers classification can be made in the following points: Depending on their size. Their mode of use. Depending on their functionality. Their processing capability.       A. Based on Size:  Supercomputers: The largest and fastest computers are supercomputers, which are mainly designed for complex scientific applications. It has…

Differentiate between microcomputer and minicomputer   Micro Computers Mini Computers 1. Micro Computers, personal Computers (PCs), are small, lightweight, and portable. 1. Mini Computers were much smaller and much less expensive than Mainframe. 2. Micro computers are more powerful than the mainframes and mini computers. 2. Mini computers were less powerful than Micro Computers. 3.…

Define the term 'computer'. Ans. The word "Computer" originated from the word "Compute" which means to "Calculate". Originally, computer was considered to be a calculating device that can perform arithmetic operations at enormous speed. Today, computers have become an essential part of everybody's life. Computers are being used in almost every field now and everyday…