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• Microsoft Excel (MS Excel) – is another application software that comes with the Microsoft Office suite.
• Cell – basic part of a spreadsheet that can hold data which can be letters or numbers.
• Worksheet – have thousands of cells which form a large tabular spreadsheet.
• freeze/unfreeze – allows you to retain a row or column when you view the whole worksheet in a workbook.
• Ctrl+Home – brings you to the starting page of a spreadsheet.
• Ctrl+End – brings you to the end of a spreadsheet.
• F2 – edits the active cell's content without overwriting it.
• Arrow Key – can be used to navigate cells instead of using a mouse.
• Enter – overwrites the cell's previous entry after typing your data on that cell.
• Excel File – a workbook composed of three worksheets by default.
• Give a filename with the extension .xls or .xlsx
• Page Preview – used to check if the document is okay for printing before you print your document.
• Title Bar –  located at the extreme top of the window.

                – displays the file and the name of the program currently in use
• Tabs/Menu Bar – a row or strip of menu item titles that, when clicked, display dropdown 

  menus of other items or commands
• Ribbon – contains tab that have groups of commands which give instructions to the program
• Quick Access Toolbar – collection of buttons that provide one click access to commonly 

  used commands such as Save, Undo or Redo. You can add more commands to make one click away.
• Control Buttons – contains the maximize, minimize and close buttons.
• Scroll Bar – used when you want to scroll vertically or horizontally through the document 

        window
• Ruler – used to set the alignment and margins of the elements in the documents
• Text Area – large white area where you type your document
• Status Bar – displays information about your document, such as what page you are currently 

       viewing and how many words are in your document and others
• View Buttons – buttons used to change how the worksheet content is displayed. 

  Print Layout, Full Screen Reading, Web Layout, Outline or Draft
• Zoom Control – used for magnifying and shrinking of the active document
• Cursor – a blinking bar in the text area
• Microsoft PowerPoint (MS PowerPoint)– is an important component in the suite of programs known

                                collectively as Microsoft Office.

   – provides a complete set of resources for creating presentations.
• Multimedia – can be included in the presentation so that key concepts can be explained using 

           images, audio, video, create, save and print presentations and text.
• Presentations –  can be exported to the World Wide Web or can be exported to stand alone as 

  QuickTime movies.
• Transparencies – could be created from slide notes with larger fonts (or by enlarging typewriter notes 

      using a photocopier).
• April 1987 – Forethought Company from Sunnyvale, California published PowerPoint 1.0.
• Presenter – original name for PowerPoint
• F5 – brings you to the starting slide of the presentation.
• F7 – checks spelling of the texts in the presentation slides.
• F1 – displays Help for MS PowerPoint.
• Slides – each slide can contain many graphics, texts, sound, or video in order to convey something to 

            the audience.