Grade 6 - ICT - Revision 03 - Operating System and File Management



 
What is Operating System?

Creating a Relationship between User and the hardware to manage other software in the computer is called Operating Systems

Operating System Types

1.      Windows – Win 10, Win 7, Win Xp, Win 98, Win 95, Win 3.1
2.      Linux – Open Suse, Red Hat, Cent OS, Madrivira
3.      Mac OS – Catalina, Mojave, High Sierra, Sierra, Ei Capitan, Tosemite, Mountain Lain, Lion

User Interface
User Interface is given be the operating system to interact with user in different kinds of devices.

Eg :- Desktop PC, Laptop, Smart Phone and Tabs

File Types and Extensions
1.       Text Files             -              *.TXT, *. DOC, *. DOCX
2.       Image Files         -              *.JPEG, *. BMP, *. PNG
3.       Audio Files          -              *.MP3, *. WAV
4.       Video Files          -              *. AVI, *. MPEG

Identify the Files and Folder

File – A File is a collection of data and information, It is contains a name and an extension

Folder - Folder is a collection of files. It is contain contains only a name.
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Shortcut Keys

1.       New      -              File --> New (Ctrl +N)
2.       Save      -              File --> Save / Save As (Ctrl +S)
3.       Open     -              File --> Open (Ctrl +O)
4.       Print      -             File --> Print (Ctlr +P)
*      Copy      -             Edit --> Copy (Ctrl+C)
       Cut        -             Edit --> Cut (Ctrl + X)
       Paste     -             Edit --> Paste (Ctrl +V)

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