Overview And Details Of Operating System . Help To Reading and learning The Concept Of Operating System.
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Operating System Fundamentals
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MCQ Questions on Operating system
ANNA UNIVERSITY FOURTH SEMESTER OPERATING SYSTEM LAB MANUAL REGULATION 2013
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Here you can find 1000's of Multiple Choice Questions(MCQs) of Operating System includes the MCQs of fundamental of Operating System and core operating system
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What is Operating System? An operating system or OS, is a software program that enables the computer hardware to hardware to communicate and operate with the computer software. software. It is the rst program loaded into a computer. Without a computer operating system, a computer and software software programs programs would be useless.
GUI - Short for Graphical User Interface, a GUI Operating System contains graphics and icons and is commonly naigated by using a computer mouse. See the GUI GUI denition denition for a complete denition. !elow are some e"amples e"amples of GUI Operating Systems. System #." Windows $% Windows &'
Multi-user - A multi(user operating system allows for multiple users to use the same computer at the same time and di)erent times. See the multi(user denition for a complete denition for a complete denition. !elow are some e"amples of multi(user operating systems.
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Multiprocessing - An operating system capable of supporting and utili-ing more than one computer processor. !elow are some e"amples of multiprocessing operating systems. *inu" Uni" Windows +
Multitasking - An operating system that is capable of allowing multiple software processes to run at the same time. !elow are some e"amples of multitasing operating systems. Uni" Windows +
Multithreading - Operating systems that allow di)erent parts of a software program to run concurrently. Operating systems that would fall into this category are/ *inu" Uni" Windows +
MS-DOS Short for Microsoft Disk operating system , MS-DOS is a non(graphical command line operating system deried from %0(1OS that was created for I!2 compatible computers. 2S( 1OS was rst introduced by 2icrosoft in August 3$%3 and was last updated in 3$$4 when 2S( 1OS 0.++ was released. 5oday, 2S(1OS is no longer used6 howeer, the command shell, more commonly nown as the Windows command line is still used by many users. In the picture to the right, is an e"ample of what a 2S(1OS window more appropriately referred to as the Windows command line loos lie under 2icrosoft Windows. What is a command shell? • •
A program that interprets commands Allows a user to e"ecute commands by typing them manually at a terminal, or automatically in programs called shell scripts.
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A shell is not an operating system. It is a way to interface with the operating system and run commands.
DOS and Windows command line Top 10 commands Below is a listing of the top 10 MS-DOS commands most commonly used and that you will most likely be using duing a nomal DOS session! 3. cd(7&hange 1irectory8 is a command used to switch directories in 2S(1OS. +. dir(allows you to see the aailable les in a directory. 9. copy(Allows the user to copy one or more les to an alternate location. 4. del(used to delete les from the computer. :. edit(allows a user to iew, create, or modify computer les. 0. moe(Allows you to moe les or directories from one folder to another. #. ren 7rename8( Used to rename les and directories from the original name to a new name. %. deltree(used to delete les and directories permanently from the computer. $. cls(allows a user to clear the complete contents of the screen and leae only a prompt. 3.format(used to erase information o) of a computer disette or "ed drie.