Some Keyboard Short-cut

Some Keyboard Short-cuts:-
1] SHIFT+DELETE:-
Delete selected item permanently without placing the item in the Recycle Bin.
2] F3:-
Search for a file or folder.
3] ALT+ENTER:-
View properties for the selected item.
4] ALT+F4:-
Close the active item, or quit the active program.
5] ALT+Enter:-
Displays the properties of the selected object.
6] CTRL+F4:-
Close the active document in programs that allow you to have multiple documents open simultaneously.
7] ALT+TAB:-
Switch between open items.