Difference between Expert and normal user
Main difference is Shortcuts and typing speeds shows :-

so here are main 100 shortcut keys

100 keyboard shortcuts

CTRL C (Copy)
CTRL X (Cut)
CTRL V (Paste)
CTRL Z (Undo)
DELETE (Delete)
SHIFT DELETE (Delete the selected item permanently without placing the
item in the Recycle Bin)
CTRL while dragging an item (Copy the selected item)
CTRL SHIFT while dragging an item (Create a shortcut to the selected
item)
F2 key (Rename the selected item)
CTRL RIGHT ARROW (Move the insertion point to the beginning of the next
word)
CTRL LEFT ARROW (Move the insertion point to the beginning of the
previous word)
CTRL DOWN ARROW (Move the insertion point to the beginning of the next
paragraph)
CTRL UP ARROW (Move the insertion point to the beginning of the
previous paragraph)
CTRL SHIFT with any of the arrow keys (Highlight a block of text)
SHIFT with any of the arrow keys (Select more than one item in a window
or on the desktop, or select text in a document)
CTRL A (Select all)
F3 key (Search for a file or a folder)
ALT ENTER (View the properties for the selected item)
ALT F4 (Close the active item, or quit the active program)
ALT ENTER (Display the properties of the selected object)
ALT SPACEBAR (Open the shortcut menu for the active window)
CTRL F4 (Close the active document in programs that enable you to have
multiple documents open simultaneously)
ALT TAB (Switch between the open items)
ALT ESC (Cycle through items in the order that they had been opened)
F6 key (Cycle through the screen elements in a window or on the
desktop)
F4 key (Display the Address bar list in My Computer or Windows
Explorer)
SHIFT F10 (Display the shortcut menu for the selected item)
ALT SPACEBAR (Display the System menu for the active window)
CTRL ESC (Display the Start menu)
ALT Underlined letter in a menu name (Display the corresponding menu)
Underlined letter in a command name on an open menu (Perform the
corresponding command)
F10 key (Activate the menu bar in the active program)
RIGHT ARROW (Open the next menu to the right, or open a submenu)
LEFT ARROW (Open the next menu to the left, or close a submenu)
F5 key (Update the active window)
BACKSPACE (View the folder one level up in My Computer or Windows
Explorer)
ESC (Cancel the current task)
SHIFT when you insert a CD-ROM into the CD-ROM drive (Prevent the
CD-ROM from automatically playing)
Dialog Box Keyboard Shortcuts
CTRL TAB (Move forward through the tabs)
CTRL SHIFT TAB (Move backward through the tabs)
TAB (Move forward through the options)
SHIFT TAB (Move backward through the options)
ALT Underlined letter (Perform the corresponding command or select the
corresponding option)
ENTER (Perform the command for the active option or button)
SPACEBAR (Select or clear the check box if the active option is a check
box)
Arrow keys (Select a button if the active option is a group of option
buttons)
F1 key (Display Help)
F4 key (Display the items in the active list)
BACKSPACE (Open a folder one level up if a folder is selected in the
Save As or Open dialog box)
m*cro$oft Natural Keyboard Shortcuts
Windows Logo (Display or hide the Start menu)
Windows Logo BREAK (Display the System Properties dialog box)
Windows Logo D (Display the desktop)
Windows Logo M (Minimize all of the windows)
Windows Logo SHIFT M (Restore the minimized windows)
Windows Logo E (Open My Computer)
Windows Logo F (Search for a file or a folder)
CTRL Windows Logo F (Search for computers)
Windows Logo F1 (Display Windows Help)
Windows Logo L (Lock the keyboard)
Windows Logo R (Open the Run dialog box)
Windows Logo U (Open Utility Manager)
Accessibility Keyboard Shortcuts
Right SHIFT for eight seconds (Switch FilterKeys either on or off)
Left ALT left SHIFT PRINT SCREEN (Switch High Contrast either on or
off)
Left ALT left SHIFT NUM LOCK (Switch the MouseKeys either on or off)
SHIFT five times (Switch the StickyKeys either on or off)
NUM LOCK for five seconds (Switch the ToggleKeys either on or off)
Windows Logo U (Open Utility Manager)
Windows Explorer Keyboard Shortcuts
END (Display the bottom of the active window)
HOME (Display the top of the active window)
NUM LOCK Asterisk sign (*) (Display all of the subfolders that are
under the selected folder)
NUM LOCK Plus sign ( ) (Display the contents of the selected folder)
NUM LOCK Minus sign (-) (Collapse the selected folder)
LEFT ARROW (Collapse the current selection if it is expanded, or select
the parent folder)
RIGHT ARROW (Display the current selection if it is collapsed, or
select the first subfolder)
Shortcut Keys for Character Map
After you double-click a character on the grid of characters, you can
move through the grid by using the keyboard shortcuts:
RIGHT ARROW (Move to the right or to the beginning of the next line)
LEFT ARROW (Move to the left or to the end of the previous line)
UP ARROW (Move up one row)
DOWN ARROW (Move down one row)
PAGE UP (Move up one screen at a time)
PAGE DOWN (Move down one screen at a time)
HOME (Move to the beginning of the line)
END (Move to the end of the line)
CTRL HOME (Move to the first character)
CTRL END (Move to the last charac