Computer notes

Data: Raw facts and figures, like numbers, text are called data.

Information: The meaning way data is called information.

Instruction: It is a command given to computer.

Program: The set of instruction given to a computer to perform a task is called program.

Software: The set of program is called software. Ex- addition, subtraction and multiplication makes software of calculator.

Input: Data or information given to the computer is called input.

Output: The result of computer is called output.

MS WORDà

Microsoft Word is a word processor developed by Microsoft.

It is used for creating, editing, formatting, storing, retrieving and printing of a text document.

Microsoft Word's file formats are denoted either by a .doc or .docx file extension.

Cursor : A cursor is an indicator used to show the position on a computer monitor.

Save : Save is used for saving current editing.

Save as : Save as is used to save a document for the first time. It is also used to change the location of the saved file in the computer.

Print Preview : Print Preview is used to see the document before the printout is taken.

Cut and Paste : Cut and Paste options are used to move the data from one part of the document to another.

Copy and Paste : Copy and Paste options are used to make duplicate copy of data from one part of the document to another.

Title Bar: The bar at the top of the window that have the name of the window, is known as Title Bar.

Header and Footer : Header and Footer option is used to display information such as title and page number of the document.

Header is located at the top and Footer is located at bottom of the page.

Status Bar: A horizontal bar at bottom that shows page number, words, zoom option.

Microsoft Excelà

Microsoft Excel is a spreadsheet application developed by

Microsoft.

Microsoft Excel's native file formats are denoted either by a .xls or .xlsx file extension.

Workbook: A Microsoft office document that contains one or more

Worksheets/ Spreadsheets is known as a Workbook.

MS Excel have 3 worksheet by default.

ROW: 1,048,576

COLUMN: 16,384

Cell: The intersection of a row and column is called a Cell.

Active Cell: The cell in which we are currently working is known as Active Cell.

Cell Address: The letter and number of the intersecting column and row is the Cell Address.

Microsoft PowerPointà

Microsoft PowerPoint is a slide show presentation program developed by Microsoft.

Filename extension: .ppt, .pptx