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An Operating System (OS)

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An Operating System (OS)     is an interface between a computer user and computer hardware. An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers. Some popular Operating Systems include Linux Operating System, Windows Operating System, VMS, OS/400, AIX, z/OS, etc. Definition An operating system is a program that acts as an interface between the user and the computer hardware and controls the execution of all kinds of programs. Following are some of important functions of an operating System. Memory Management Processor Management Device Management File Management Security Control over system performance Job accounting Error detecting aids Coordination between other software and users Memory Management Memory management refers to management of Primary Memory or Main Memory. Main memory is a large array of word...
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What actually Data Is ??

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  Data   are units of   information , often numeric, that are collected through observation.   In a more technical sense, data are a set of values of   qualitative   or   quantitative   variables   about one or more persons or objects,   while a   datum   (singular of   data ) is a single value of a single variable. Some of the different types of data. Although the terms "data" and "information" are often used interchangeably, these terms have distinct meanings. In some popular publications, data are sometimes said to be transformed into information when they are viewed in context or in post-analysis.However, in academic treatments of the subject data are simply units of information. Data are used in  scientific research , businesses management (e.g., sales data, revenue, profits,  stock price ),  finance , governance (e.g.,  crime rates ,  unemployment rates ,  literacy  rates), and in v...
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What is coding

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What is Coding? You’ve heard tons about coding and know that it has to do with computers and how they process the information we see. However, you may not have much more than this vague understanding of the concept. Don’t feel bad. Many people don’t really understand it, though we all depend on the fundamentals of code each and every day. It’s such an important aspect of the technological landscape that, according to  Fortune , former President Obama unveiled an initiative called “Computer Science for All” that has been backed by and invested in by big names, including the Turner Broadcasting Network. This movement is one that mirrors that of our nation’s schools that have been emphasizing the value of technology, computer science, engineering, and other STEM-related topics. Read on to discover what computer code is and why it is of such importance in today’s society. What Coding Is Coding is basically the computer language used to develop apps, websites, and software. Without it, ...
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