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## Software

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TRANSCRIPT  4 Chapter 1Chapter 1 Reviewing computersReviewing computers Chapter 2Chapter 2 Pioneers of ComputersPioneers of Computers Chapter 3Chapter 3 About the CPUAbout the CPU Chapter 4Chapter 4 Storing DataStoring Data Chapter 5Chapter 5 Whiz through SoftwareWhiz through Software Chapter 6Chapter 6 Introducing SpreadsheetIntroducing Spreadsheet Chapter 7Chapter 7 Programming LanguagesProgramming Languages Chapter 8Chapter 8 More on MultimediaMore on Multimedia Chapter 9Chapter 9 Computer NetworksComputer Networks  ContentContent Introduction to Spreadsheet Introduction to Spreadsheet WorksheetWorksheet WindowWindow Rows & Columns Rows & Columns Cell, Active cell & PointerCell, Active cell & Pointer Cell addressCell address RangeRange Cell entry & valuesCell entry & values FormulaFormula It allows us to analyze and organize data It allows us to analyze and organize data into tables.into tables.

It is use to make simple and complex It is use to make simple and complex calculations.calculations.  WorksheetWorksheet

The area where we enter the data is called The area where we enter the data is called worksheet.worksheet.  WindowWindow Worksheet contains many rows and Worksheet contains many rows and

columns, so we cannot the entire columns, so we cannot the entire spreadsheet on the screen.spreadsheet on the screen.

The portion of worksheet that we see is The portion of worksheet that we see is called called window.window.  Rows & ColumnsRows & Columns

Rows are horizontal division of worksheet.Rows are horizontal division of worksheet.

Each row is indicated by numbers.Each row is indicated by numbers.

Columns are vertical division of worksheet.Columns are vertical division of worksheet.

Each column is indicated by letter.Each column is indicated by letter. These are columns

These are rows CellCellA cell is the area where a row and column meet. A cell on which we click is A cell on which we click is called called Active cell.Active cell.

An active cell has a An active cell has a highlighted cell boundary highlighted cell boundary called a called a cell pointer.cell pointer.

We refer a cell by its We refer a cell by its address.address. The cell address The cell address consists of column letter consists of column letter and row number. and row number. E.g A5E.g A5 RangeRange

Range refers to Range refers to a group of cell.a group of cell.We identify We identify range by address range by address of the first cell of the first cell and last cell.and last cell. Cell EntryCell Entry

Data inserted in a cell is called Data inserted in a cell is called cell entry.cell entry.

A cell entry may consist of data such as A cell entry may consist of data such as

words, number, or formula.words, number, or formula.

Numbers entered in a cell are called Numbers entered in a cell are called values.values.  There are 3 main types of values that can be There are 3 main types of values that can be entered into a cellentered into a cell

Numbers

Text

Formulas FormulaFormula

A formula performs calculations using A formula performs calculations using

values from other cells.values from other cells.

We can apply formula for a range of values.We can apply formula for a range of values.  When a formula is entered into a cell, it must begin When a formula is entered into a cell, it must begin with the equal (=) sign.with the equal (=) sign. Graph Graph

We can insert chart or graph in a worksheet We can insert chart or graph in a worksheet

to present numerical data in visual form.to present numerical data in visual form.

Various tool are available in the charts Various tool are available in the charts

group on the insert tab.group on the insert tab.   