Transcript CIS04_Software

Agenda
• Last class: Computer Hardware
• Today:
– Typing for 10 minutes
– Computer Software
– Journal 2 homework
Software
• Software = Programs = Applications
• To run your hardware
• To play videos, music, games, go online,
etc.
• What is the most important software in
your computer?
– Operating System
Software
• Operating System (OS)
– DOS (Disk Operating System)
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First OS (1980’s)
Run cmd (command prompt)
Modern computers boot to DOS if no other OS
No Graphic User Interface (GUI) – need to know
commands
Software
• Operating System (OS)
– DOS (Disk Operating System)
– Microsoft Windows (1992)
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3.1 popularized personal computers
3.1, 95, 98, 2000, XP, Vista
GUI makes it easy to use
Most popular
Lots of hardware
Bugs, low security
useless programs
inefficient
Software
• Operating System (OS)
– DOS (Disk Operating System)
– Microsoft Windows (1992)
– Apple (Mac)
• Main competitor of MS Windows
• Fewer viruses, secure, stable
• Compatible with other Apple products
– iTunes, iTouch, iPod, iPhone, iPad, etc
• Easier to set up
• More expensive
• Fewer hardware / software
Software
• Operating System (OS)
– DOS (Disk Operating System)
– Microsoft Windows (1992)
– Apple Mac
– Unix
• Used in government, university
• Great for managing lots of data
• Not as easy to use for office applications
Software
• Operating System (OS)
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DOS (Disk Operating System)
Microsoft Windows (1992)
Apple Mac
Unix
Linux
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Open source, anyone can make software – versatile
Free
Fewest bugs, very stable
Very technical and complex, hard to learn
Choosing your OS
• Windows vs Mac is most common
• You can use more than 1
• Each OS is better at doing certain things
– Windows is good for business, MS Office
– Macs are good for multimedia
– Unix is good for data management
– Linux is good for customizing to any task
Install
• Install = set up the software so it can work
Copyright
Choose where to put it.
Folder or Directory
What is the most used software?
Email: Most used software
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Email address: [email protected]
Reply, Reply All
Forward (send to another person)
Cc = carbon copy
BCc = blind carbon copy
Subject
Attachment
Signature
Journal Claswork
• What software (10) do you use in your
home computer?
What software
what for
• Format: jounal (100 words)
• Subject: My software
• Due: today
File Extensions
• Filename.extension
– Eg: thispresentation.ppt
• Extensions give you information about the
file!
• How many extensions do you know?
Extension & File Type
AVI
BAK
BAT
BMP
CFG
DAT
DLL
DOC
EXE
FLV
GIF
HLP
HTM
INI
JPG
JPEG
JAVA
LOG
MIDI
MPEG
MP3
PDF
PIC
PNG
PPS
PPT
RAR
RTF
SAV
SYS
ZIP
TMP
TXT
WAV
WMV
XLS
EDU
GOV
ORG
NET
COM