run pc laptop without mouse
https://letsknowaboutcomputer.blogspot.com/2020/08/run-pc-laptop-without-mouse.html
two ways available through keyboard using shortcut keys through keyboard using arrow keys as mouse. change setting from control panel
SHORCUT KEYS Basic
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with ctrl button = ctrl + a = all p = print s= save z= undo y=redo e=center allign r=right allign l= left align x for cut c for copy v f...
PHP Projects Free Download
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Click Here to get Projects freely.
MS DOS History
https://letsknowaboutcomputer.blogspot.com/2011/10/ms-dos.html
MS DOS stands for Microsoft Disk Operating System Microsoft DOS History:- Year Event 1981 Microsoft buys the rights for QDOS from Seattl...
Primary Memory
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Memory Basics If your computer's CPU had to constantly access the hard drive to retrieve every piece of data it needs, it would operate ...
DOS commands
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Note:- replace the drive letter as needed for your own computer. Also, you can type these commands in either upper or lower case letters, b...
CPU and executing programs
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A COMPUTER IS A COMPLEX SYSTEM consisting of many different components. But at the heart -- or the brain, if you want -- of the computer is...
Standard ASCII Character Set
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Standard ASCII Character Set The first 32 values (0 through 31) are codes for things like carriage return and line feed. The space character...
Bits and Bytes
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If you have used a computer for more than five minutes, then you have heard the words bits and bytes . Both RAM and hard disk capacities...
keyboard shortcuts
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WINDOW + M - Have you ever wanted to get to your Desktop screen fast, but found yourself closing applications with your mouse? Try this sho...
BASICS
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OS Operating System (e.g. DOS, Windows 3.1, Windows 95, Windows 98, Windows NT, Novell NetWare, OS/2, SCO Unix, Banyan Vines, ..) ROM Rea...