1. Computing Fundamentals
Unit 4- Computer Software

2. Objectives Identify how hardware & software interact
Explain how a software program works
Describe the difference between application and system software
Describe the software distribution process

3. Hardware vs. Software What is Hardware? What is Software?
Hardware is physical
You can touch it
What is Software?
Instructions to perform a task
Programming code
Program is another name
Program gets loaded into RAM
Both work together & interact
Look! This is a notes page. Here, I can write notes to myself & print it out so when I give a speech I can remember to say what I wrote here.

4. Hardware & Software
Working Together

5. How a Program Works Computer processes data by applying rules
Algorithm
Steps to perform a task
What are the steps to doing laundry?

6. Developing Software Develop algorithm into flowchart
Programmer writes code
Beta testing
Evaluated by actual users
Does it meet requirements?
Report bugs
Debugging
Fixing the problems

7. 2 Types of Software Applications Systems Helps you do a task
OS & utility programs
Allows you to interact w/ hardware
Manages computer resources

8. Application Software
Runs on top of system software & performs a specific function
Productivity Software
Word processing, spreadsheet, database, presentation, desktop publishing
Entertainment Software
Playing music, videos, viewing photos
Media Editing Software
Creating & modifying graphics, animations, videos
These are often packaged in suites, which include multiple programs in one (cheaper than buying separate programs).
Microsoft Office, Google Docs, Open Office, Apple iWorks
Adobe Creative Suite, CorelDRAW

9. Review What are the two types of software categories?
Application & System
Describe hardware.
Physical device
What’s another name for software?
Programs
A new game has been developed. Who made it?
Programmer
Who tests it?
Beta tester/user
What process fixes all the problems?
Debugging

10. Productivity: Word Processing
Create, edit, format, print documents
Letters, reports, memos, flyers
Collaboration
Share via , cloud, or blog
Edit in real time
Word, Word Perfect, Google Doc, Apple Pages
Note the difference between editing & formatting. Formatting- appearance of elements on the page (stylized text, colors, styles)

11. Productivity: Desktop Publishing
Similar to word processing
Text & graphics
Used to create & print high quality brochures, magazines, newspapers, etc.
Adobe InDesign, QuarkXPress, Publisher

12. Productivity: Spreadsheet
Evaluate & calculate data
Worksheet, workbook, cells, functions, formulas, charts
Excel, Lotus 1-2-3, Quattro Pro
Note the difference between functions & formulas.
FUNCTION- =SUM or =NOW is an equal sign with a word
FORMULA- =1+2+3 is an equal sign with no words
formulas can be within functions
Sample uses: budgets, balancing checkbooks, forecasting loan payments, maintaining grade books

13. Productivity: Presentations
Organize & present information
Slide show
Present to audience
PowerPoint, iWork Keynote, Prezi, Corel Presentations
Can apply layouts, themes, transitions, animations

14. Productivity: Presentations
Notes Page
Slide

15. Productivity: Database Management
Collection of info organized for quick retrieval
Create, maintain, provide access to data
Access
What business would use it & what info?
Keywords:
Table (all info stored in it)
Field (a column of info, such as Name of Movie)
Record (a row of info; related fields)
Primary Key (unique ID)
Query (request for specific info)
About the data
database- customer info, hospital records, inventory DVDs, collect data

16. Productivity: Database Management
Table- columns & rows of data; record- row of info; field- column specific info; query- asks a ?; report

17. Review- Q

18. Media Editing: Graphics
Pictures/Photo editing
Photoshop, Paint, CAD
Formats
Tiff, jpg, gif, bmp
Each has different qualities
Tiff BEST but not browser compatible

19. Paint
Select
Zoom
Text
Draw Shapes
Erase

20. Project
Recreate a project in Paint
Become familiar with functions

21. Other Software Multimedia- Video, Music, Animation Email Browsers
Mpg, mp3, wav
Windows Mail/Outlook
Eudora (one of the 1st)
Browsers
IE, Chrome, Opera, Firefox
Name some audio editing software: Adobe Audition, Garage Band, Audacity
Video editing: Windows Movie Maker, Adobe Premiere, iMovie

22. Review What was one of the 1st email programs?
Eudora
A record can be found in which program?
Database
Name some picture formats.
Jpg, gif, bmp, tiff
Name some multimedia formats.
Mpg, mp3, wav
Which program can calculate data?
Spreadsheet

23. Review
What is the highlighted area called?
Record

24. Systems Software Manage resources, files OS Utilities
Communicates between user & hardware
GUI
Utilities
Antivirus
Backup
File management (more on next slide)

25. Utilities Backup Antivirus Saves data on another drive
Protects PC from virus damage
Subscription
Scheduled Scans
Antivirus terms- Malware (Malicious software which includes viruses, worms, Trojans, spyware)
DEFINE BASICS OF EACH!

26. Defrag, Cleanup, Compress
Defragmentation (example)
Files are all over the place
Defrag places parts of a file closer together
Disk Cleanup
Frees up disk space
Deletes Recycle Bin & temp files
File Compression
Makes one large file smaller
Disk Compression
Squeezes files on HD

27. Review- Q

28. Getting Software Licensing Web applications (SaaS)
Single-user (one PC)
Site/Network/Volume license (installed on all PCs in business)
Site license is cheaper than buying all single-user license
Web applications (SaaS)
Login online
Google Docs
Upgrade existing software to new version
New features & better compatibility
Like a new version of Office
Single-user license cost $200. Site reduces the per PC cost to $100.
Find the version of office (About)

29. Updating Software Updates/Patches/ Service Packs Fix errors
Change minor features
Get from manufacturer’s web site
Version 1.2.1
Windows 7 SP2

30. Freeware vs. Shareware Freeware Shareware Free software to download
Owner has copyright
For personal use
No rights for you to distribute
Shareware
Trial period
Pay after that

31. Review What is the purpose of defrag?
Moves parts of a file closer for faster access
Which software is a trial version?
Shareware
Where is the best place to get a download that will fix a security hole in Windows?
Microsoft (manufacturer of program)
Which utility option will squeeze files on a HD closer together to create more room?
Disk compression

32. Review To use software legally, you must have what?
License
Which software is free for personal use only?
Freeware
What is a patch?
An update that fixes an error in a program
Which utility option will delete the Recycle Bin & temp files?
Disk cleanup
What protects a PC from viruses?
Anti-virus software

33. Computing Fundamentals
Unit 5- Computer Software