Introduction to computer, windows, and office basics

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Introduction to computer, windows, and office
basics

• Jianhua Yang
• Department of Math and Computer Science
• Bennett College

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Goals

• Computer
• Software and hardware
• Peripherals
• Windows
• Explorer
• Operations
• Office basics
• Some basic concepts

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1. Computers
A computer is a machine that receives input
(data), performs processing, and produces
output.

• Concept
• Input
• Processing
• Output
• Composing

Text, pictures, voice, other form of data
Formatting, computing, comparing, searching,
scaling, and so on.
Hardware Software
Letter, report, flyer, picture, sound, and so on.
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Hardware

• Motherboard
• Input
• Output
• Power supply

CPU, Memory (RAM, ROM)
Keyboard, Scanner, Mouse, MIC, Diskette, CD-ROM,
Hard drive, USB
Monitor, printer, speakers, hard drive, Diskette,
CD/RW, USB
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Software

• Concept
• System software
• Software for development
• Application software

Refers to the instructions that allow a computer
to run and act on the data that is input.
Unix, Linux, Lynx, Mac OS, OS2, Dos, Windows
XP, Windows NT, 2000
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Some concepts

• Bit Binary digits (0, or 1)
• Byte 8 bits
• Kilobyte 1024 bytes210 bytes
• Megabyte 1024 K 220 bytes
• Gigabyte 1024 M 230 bytes
• Terabyte 1024 G 240 bytes

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Computer speed

• MHz, or GHz
• 400 MHz, 1.2 GHz
• Hz A Hertz is a single oscillation per second
  of an electromagnetic wave.

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Computer Type

• Supercomputer
• Mainframes
• Minicomputers
• Personal computers (desktop)
• Laptop
• PDA (personal digital assistant)

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Computer workers

• Electronic engineers
• Systems programmer
• Application programmer
• System or database administrator
• Network administrator
• Web site designers and programmers

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2. Windows

• A operating system
• Graphical User Interface (GUI)
• Desktop
• Start menu
• Explorer and file management

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3. Office basics

• MS Word 2003
• MS Excel 2003
• MS PowerPoint 2003
• MS Access 2003
• MS Publisher 2003
• MS Outlook 2003
• MS Tools 2003

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Creating files

• 1. On desktop
• 2. Using the corresponding software

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Summary

• Computer
• Windows
• Office basics