shortcut key for Computer

Short cut for opening "Add or Remove Programs" window is

1. Open Run
2. Type appwiz.cpl

Alt+ctrl+delete
This is for task manager.
Alt+tab
This is for easy way of select next minimize window  

How to Turn Your Num Lock On Forever?
You can set your Num Lock to stay on by default when you logon your system.

There are two different techniques to set Num Lock stay on by default.

If you can use Registry Editor correctly then Click on start button and type Regedt32.exe in Run command. Here Navigate to HKEY_USERS\.Default\Control Panel\Keyboard and change the value for InitialKeyboardIndicators from 0 to 2.

You can do same by configuring the script to change the NUM LOCK state. Click Start button and then open Notepad. Copy the giving code and paste in Notepad.

set WshShell = CreateObject("WScript.Shell")

WshShell.SendKeys "{NUMLOCK}"

Now save this file with name "num.vbs" must including the quotes. At the end copy this file to user startup folder. The path for this folder is Documents and Settings\All Users\Start Menu\Programs\Startup.

Now restart the computer. Num Lock should come on and stay on.