BASIC COMPUTER OPERATION OUTLINE Computer Hardware n Operating

BASIC COMPUTER OPERATION

OUTLINE Computer Hardware n Operating systems n Terms n Disk capacities n Viruses n Applications and Documents n Installation/reinstallation n Internet Applications n

Computer Hardware n n n n n Case Power switch Reset switch Hard drive Floppy CD/DVD Serial ports Parallel port USB port n n n n n Keyboard/mouse Network card Modem Sound card Video card RAM Motherboard Fan Cables

The basic system including keyboard, mouse and monitor.

What is in the box? Motherboard

Typical parts of a motherboard. ABIT SE 6

Cabling For items in or attached to a system to work properly they must be securely connected.

Operating systems n All computer systems have an operating system. Currently, there are three dominate typical user operating systems. Macintosh OS, n Microsoft Windows OS, n Linux. n

Terms n A: Floppy disk C: Local disk D: Local disk (partition) n 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. n 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. n 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. n APPLICATION = A program that allows a computer to perform a certain function.

Disk capacities n Floppy: n Hard disk: 160 GB – 2 TB n CD 700 - 800 MB n DVD 4. 7 GB 18 GB 1 KB = 1024 BYTE 1 MB = 1024 KB 1 GB = 1024 MB 1 TB = 1024 PB 1 PB = 1024 EB 1. 4 MB

CDs, DVDs Backup

Identify and use icons, windows, menus n n n n n 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 n n n n n 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 n Open and work with more than one application at a time n To switch between them for Windows: click on the application at the "TASKBAR" down on the screen n Alt &TAB button

Install/reinstall and update system software and drivers

Internet Applications BROWSERS n n Mozilla Internet Explorer http: Hyper Text Transfer Protocol edu: Education (gov, org, com, . . . ) http: //www. vfu. bg

FTP (File Transfer Protocol) n The simplest and most secure way to exchange files over the Internet. n 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 n Viruses are programs that reproduce themselves into the files of your computer n Anti-virus software and automatic update n Mcafee Virus Scan Configuration of Automatic Mcafee Virus Update via FTP http: //www. math. metu. edu. tr/department/doc/virus_update. html n Current security patches applied to operating system and applications. n Do not open any unexpected attachments that are e-mailed to you. (Particularly “. exe” files. )

REFERENCES n Computer Fundamentals for Teachers , Major Competencies n Basic Computer Operation and Troubleshooting