DOS
Linux
Windows
Oracle
Press Delete Key
Press Shift + Delete Key
Press Ctrl + Delete Key
Press Alt + Delete Key
Ctrl+F4
Ctrl+ F5
Alt + F4
Alt + F7
.doc
.html
.txt
.tif
MS Word
MS Excel
MS Writer
MS Access
Store
Restore
Upgrade
Backup
Change
Modify
Rename
Edit
Disk Clean up
Clean Disk
Disk Eraser
Disk Clear
Untitled Folder
New Folder
Blank Folder
Win Folder
Program
Flowchart
Algorithm
Operating System
collection of programs that manages hardware resources
system service provider to the application programs
link to interface the hardware and application programs
All of the Mentioned
777
111
666
444
Only one file at a time
Many files at a time
Only two files at a time
None of the above
BMP and DOC
JPEG and TXT
TXT and STK
BMP and GIF
FORMAT
DOSKEY
ATTRIB
DIR
Unix
None of these
Mac OS
Fedora
MS-DOS
Android
System Software
Open Source Software
All of the above
a Compiler
an Assembler
an Operating System
an Editor
One
Two
Three
Four