Computer Hardware : Computer Hardware Case
Power switch
Reset switch
Hard drive
Floppy
CD/DVD
Serial ports
Parallel port
USB port Keyboard/mouse
Network card
Modem
Sound card
Video card
RAM
Motherboard
Fan
Cables
The basic system including keyboard, mouse and monitor. : The basic system including keyboard, mouse and monitor.
What is in the box? Motherboard : What is in the box? Motherboard
Slide 4 :
Typical parts of a motherboard. : Typical parts of a motherboard. ABIT SE6
Cabling : Cabling For items in or attached
to a system to work
properly they must be
securely connected.
Operating systems : Operating systems All computer systems have an operating system. Currently, there are three dominate typical user operating systems.
Macintosh OS,
Microsoft Windows OS,
Linux.
Terms : Terms A: Floppy disk C: Local disk D: Local disk (partition)
RAM = Random Access Memory. The thinking space available to a computer to use while performing operations. The space is emptied out when the computer is turned off.
DIRECTORY = An organizational structure on disks to file management easier. Directories also become a local region for the computer to hunt for other files related to the current file.
DOCUMENT = A file created using an application. The file is only useful using the application that created it or a similar application that can convert it.
APPLICATION = A program that allows a computer to perform a certain function.
Disk capacities : Disk capacities Floppy: 1.4 MB
Hard disk: 20 GB – 160 GB
CD 700 - 800 MB
DVD 4.7 GB
17 GB 1 KILOBYTE = 1000 BYTE
1 MEGABYTE = 1000 KB
1 GIGABYTE = 1000 MB
Floppies, CDs : Floppies, CDs Backup
Identify and use icons, windows, menus : Identify and use icons, windows, menus Point, click, double-click, drag & drop
Minimize and maximize a window
Use pull-down menus
Select, open, and move an icon
Select, open, move, and close a window
Resize a window
Scroll a window
Activate and de-activate a window
Start an application and create a document
Name, save, retrieve, revise a document : Name, save, retrieve, revise a document Name a document (!)
Save a document
Retrieve a document from floppy disk
Retrieve a document from hard disk
Re-name a document
Edit and re-save a document
Print a document
Create and name folders
Save, open, and place documents inside folders
Applications : Applications Open and work with more than one application at a time
To switch between them for Windows: click on the application at the "TASKBAR" down on the screen
Alt &TAB button
Install/reinstall and update system software and drivers : Install/reinstall and update system software and drivers
Internet Applications : Internet Applications BROWSERS
Netscape
Internet Explorer http://www.math.metu.edu.tr http: Hyper Text Transfer Protocol
edu: Education (gov, org, com, ...)
FTP (File Transfer Protocol) : FTP (File Transfer Protocol) The simplest and most secure way to exchange files over the Internet.
FTP Client is the software that is designed to transfer files back-and-forth between two computers over the Internet. It needs to be installed on the computer and can only be used with a live connection to the Internet. (Browsers, WS-Ftp, SSH, Cute-Ftp,...) PC ARF
Viruses : Viruses Viruses are programs that reproduce themselves into the files of your computer
Anti-virus software and automatic update
Mcafee Virus Scan
Configuration of Automatic Mcafee Virus Update via FTP http://www.math.metu.edu.tr/department/doc/virus/virus_update.html
Current security patches applied to operating system and applications.
Do not open any unexpected attachments that are e-mailed to you. (Particularly “.exe” files.)
REFERENCES : REFERENCES Computer Fundamentals for Teachers
Basic Computer Operation and Troubleshooting
FTP New User Guide