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Chapter Profile Chapter Profile
Shift Key
Shift key is used with other keys for different purposes. If you press and hold the
Shift key along with an Alphabet key, it will type that letter in capital even when the
Caps Lock is turned off.
B b
Shift + B →
Caps Lock is OFF Caps Lock is ON
Ctrl and Alt Key
Ctrl
Ctrl key is used with another key to perform a particular task.
For example, to move the cursor to the top of a document press Ctrl + Home keys.
Alt key is also used in combinational keys to perform a particular task. Alt
For example, to close any program press Alt + F4 keys.
Symbol Keys
These keys have special signs and symbols. Some symbol keys are to the right of the
Alphabet keys such as: /, <, >, {, [, etc. They have two symbols on them.
Some symbols are also placed over the numbers on the number keys such as: !, @,
#, $, %, *, etc.
Shift ! !
+ 1 →
FUNCTIONS OF MOUSE
Let us study about various functions of a click
mouse.
Single-click or Click
Pressing and releasing the left mouse
button once is called single-click.
Single-click is used for selecting an item. Single-click
28 Modular (Ver. 4.0)-II

