This program is a part of windows operating system, which used for mathematical calculation.

How to start calculator: -

Ø StartàAll ProgramsàAccessoriesàCalculator

Ø Start+R (Run)àCalcàOk

 

Note: - Calculator has standard size, that means can’t resize it. (Maximize, Restore).

There are four types of calculator.

Ø Standard calculator

Ø Scientific calculator

Ø Programmer Calculator

Ø Static Calculator

Standard Calculator: - It is used for simple calculator. Like Addition, subtraction, multiplication etc.

 

There are some special commands of standard calculator: -

Ø MC :- (Memory value clears)

Ø MR :- ( Memory recall)

Ø MS  :- (Store value in calculator memory)

Ø M+  :- (Add value in calculator memory)

Ø M-   :- (Subtract value from memory)

Scientific calculator: - It is a category of calculator but it is more powerful than other, it has capacity to calculator simple to complier calculation.

How to change one calculator to another calculator?

·        Click on view menuàclick on scientific calculator / Programmer / Static Calculator.

CHARACTER MAP

 

It is very special application of Ms-Windows operating system, which has capacity to insert many type of different symbol in the document. Like: - Telephone symbol, Hand symbol any type of mathematical function----etc. It has no menu bar and cannot maximize it.

In character map show all character in the form of picture and capacity is “224” symbol maximum, all symbol are depend on fonts. Like: - wingding, wedding-------etc.

Note: - Symbol can’t go directly in Ms-Paint WordPad can transfer the Symbol in Ms-Paint.

 

How to start Character Map: -       

StartàAll programsàAccessoriesàSystem toolsàCharacter Map

StartàRunàCharmapàOk

 

How to insert any Symbol in the document: -

Ø Open WordPad

Ø Put the cursor where you have to insert symbol

Ø Open character Map

Ø Select any symbol and copy it.

Ø Open your file where you want to insert symbol.

Ø Click on edit menu

Ø Click on paste