comp-basics-lesson-2 - Schuyler R

May 15, 2018 | Author: Anonymous | Category: Engineering & Technology, Computer Science, Computer Graphics
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Computer Basics Lesson 2 - Applications



What is an Application?  An application is another word for a program running on the computer.  Whether or not it is a good application depends on how well it performs the tasks it is designed to do and how easy it is for the user to use.  User interface - the way the user tells the software what to do and how the computer displays information and options to the user.

Interface Displays  There are 3 types of interface displays. They are: Text interface - If you mis-type, you have to backspace to your error, which erases what you already typed.  Text interface with menus Improvements arrived with the addition of menus and the use of the arrow keys to move around the screen.  Graphical interface 

What is a GUI?  A graphical user interface (GUI sometimes pronounced GOO-ee) uses pictures to make it easier for the user.  It has 4 common features:   

Window Menu Button Icon

Word Processing  What is word processing?  Word processing is the application that is used most often and most widely.  Examples of word processing programs are:    

Microsoft Word WordPerfect Lotus WordPro Open Office Writer

Word Processing  There are many advantages to using word processing programs such as:  

You can easily change what has been done You can reuse existing documents as a template You can add pictures, charts, or other graphics You can use spell and/or grammar check to proofread your documents You can use the automatic word count to count how many words you have typed

Word Processing  Steps to produce a document: 

   

Create - You create a document when you open a blank document and enter text. Edit Format Print Save (often!!)

 Do NOT only save at the end. Always save often!

Word Processing Vocabulary  Word wrap - automatically wrapping the text to the next line so it all fits within the screen's width. Change the size of the screen and the text moves to fit in the space.  Cursor - symbol for where text will appear  Enter text- type new text  Scrolling - moving document around within window  Select - Highlight text, usually by dragging. Commands and keystroke combinations will apply to the selected material.

Word Processing Vocabulary  Edit - make changes  Cut - remove selection from document and store temporarily on the clipboard  Clipboard - a section of computer memory. The Windows Clipboard can hold only one thing at a time. The Office Clipboard from Office XP and later versions can hold many items.  Copy - duplicate selection onto Clipboard  Paste - place contents of the Clipboard at cursor location  Undo - reverses whatever change you just made Some programs will only "undo" the last change. Others keep a list and can undo more, depending on how many changes the program tracks.

Word Processing Vocabulary  Insert - add text at location without overwriting existing text  Overwrite - typing overwrites existing text, replacing whatever characters were there already  Delete - remove text (not saved anywhere)  Search - look for specific word(s) or character(s)  Replace - can replace specific word(s) or character(s) with stated text

Word Processing Vocabulary  Template - a document that serves as a pattern for a new document  Thesaurus - looks for synonyms (same meaning) for selected word  Spelling check - looks for spelling errors  Grammar check - looks for grammar/style errors (of limited help)

Formatting a Document  Once a document has been created, or during the process, you arrange how it will look by selecting the kind of letters and their sizes and colors, how much space is left and where, how things line up.  This is formatting the document.

Formatting Features & Terms  Typeface - set of characters of similar design like: Broadway Forte Goudy Stout

 Point size - one point = 1/72 of an inch like: 12 pt 18


24 pt 36

pt 48

pt 72


Formatting Features & Terms  Font - combo of typeface & point size, includes styles such as BOLD, italics, underline  Margins - space at the page borders  Justification -

Formatting Features & Terms  Spacing - space between letters and lines

 Borders/shading - lines around table or page; background color  Headers/footers - info to repeat on each page

Formatting Features & Terms  Style sheets - saved sets of formats to reuse  Columns - columns of text side by side as in a newspaper  Tables - items listed in rows and columns

 Graphics - pictures and charts

Printing Features  Choose number of copies/pages to print  Choose Orientation: Portrait


 Print Preview - shows you how it will look when it is printed

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