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and Internet Explorer. ISBN 0-536-61475-X. MIS001 A. 4. Course Objective ... Device that allows transfer of data over phone lines (Internet access, faxing, etc. ...

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computer hardware windows 98 and internet explorer

Computer HardwareWindows ’98 and Internet Explorer

Chapter 1

Components of Your Computer

MIS001 A

contact me
Contact me
  • Instructor Xiaobing Zhao
  • Office BUS-2121
  • Telephone 278-6614
  • E-mail zhao@csus.edu
  • Office hour Fri. 3:00-5:00
  • Web site www.csus.edu/mis

MIS001 A

required text
Required Text

Chanaka Ekanayake

Computer Hardware Window’s 98

and Internet Explorer

  • ISBN 0-536-61475-X

MIS001 A

course objective
Course Objective

The purpose of this course is to introduce the fundamentals of using microcomputer hardware and software, focusing on the most widely used hardware and operating system in the world: IBM PC’s and Windows 98.

MIS001 A

grading
Grading

This course is graded on a Credit (CR) or No Credit (NC) basis. No letter grades will be assigned. To receive Credit (CR) for this course, you must earn a minimum of 70 out of a possible 105 points. There will be 100 points possible on the final exam and 5 points possible for the course assignment.

MIS001 A

class structure

Lab Exercise

Tah. 1009

Lab Exercise

Tah. 1009

Lecture

Tah.1002

Lecture

Tah.1002

10:15

10:15

10:30

10:30

11:45

11:45

9:00

9:00

Class Structure

MIS001 A

what is a computer
What is a computer?

It is an electronic device that performs arithmetic and logic operations according to certain instructions

Data

Information

Input

Output

MIS001 A

types of computers
Types of Computers
  • Mainframes
  • Minicomputers
  • Microcomputers

MIS001 A

mainframes
Mainframes
  • Large size
  • Large capacity in tera bytes (1 tera byte = 1000 GB)
  • High speed in MIPS (Millions of Instructions Per Second)
  • Cost a lot

MIS001 A

minicomputers
Minicomputers
  • Medium size
  • Medium capacity
  • Medium speed
  • Cheaper than mainframes

MIS001 A

microcomputers
Microcomputers
  • Small size
  • Small capacity
  • Slower speed
  • Cheap
  • PC’s and laptops are Microcomputers

MIS001 A

components of a computer
Components of a Computer
  • Input Devices
  • Output Devices
  • Processing Unit
  • Auxiliary Storage Devices

MIS001 A

input devices
Input Devices
  • Keyboard
  • Mouse
    • Left click to select an item
    • Right Click to show the shortcut menu
    • Double click to open a file or run a program
  • Scanner
  • Bar code readers

MIS001 A

output devices
Output Devices
  • Monitors
    • CRT (Cathode Ray Tube)
    • LCD (Liquid Crystal Display)
  • Printers
    • DeskJet
    • LaserJet

MIS001 A

monitors
Monitors
  • Image consists of small dots or pixels
  • More pixels means clearer image
  • Examples (800x600, 1280x1024)

MIS001 A

processing unit
Processing Unit
  • Brain of computer
  • Intel family of processors: 8080, 8086, 8088, 80286, 80386, 80486, Pentium, Pentium II, Pentium III, Pentium IV
  • MMX - additions to the CPU programming that allow it to process multimedia tasks better and faster (such as graphics and sound)

MIS001 A

processing unit17
Processing Unit
  • CPU clock controls how fast CPU performs calculations
  • It is measured in MHZ (Million cycles per second)
  • Examples:
    • 66 MHZ
    • 233 MHZ
    • |
    • 800 MHZ

MIS001 A

processing unit18

Primary Storage Unit

Control Unit (CU)

Arithmetic and Logic Unit (ALU)

Processing Unit

MIS001 A

memory
Memory
  • Main memory
    • RAM
  • Secondary memory
    • Hard disc
    • Floppy disc
    • ROM

MIS001 A

slide20
RAM
  • RAM (Random Access Memory)
    • Contents of RAM will be lost once power is turned off (volatile memory)
    • Allows reading and writing
    • Computer’s primary storage of data to be processed

MIS001 A

slide21
ROM
  • ROM (Read Only Memory)
    • Allows reading only
    • It does not lose the information stored when power is turned off
    • PROM, EPROM, EEPROM

MIS001 A

auxiliary storage memory
Auxiliary Storage Memory
  • Hard drives
  • Floppy drives
  • CD’s
  • Zip drives
  • CD-R, CD-RW

MIS001 A

hard drive
Hard Drive
  • Internal or External
  • Size in MB or GB
  • Lower the access time, the faster the hard drive reads data (example 9ms)

MIS001 A

floppy drive
Floppy Drive
  • Two types
    • 5.25” (size)
      • 360 KB (capacity)
    • 3.5” (size)
      • 1.44 MB (capacity)

MIS001 A

floppy drive25
Floppy Drive
  • Write Protection - Read only
    • 5.25” - put a sticker on upper right notch
    • 3.25” - push bottom right notch down
  • Advantages of floppy drives
    • Inexpensive
    • Portable
  • Disadvantages of floppy drives
    • Slow access time
    • Low capacity

MIS001 A

zip drive
Zip Drive
  • The ZIP drive uses special high capacity disks (Zip disks) that can store from 100Mb to 1 GB of information.
  • Operates about as fast as most standard hard drives.
  • Extremely convenient for transferring or storing substantially large amounts of data or backup operations

MIS001 A

cd rom
CD ROM
  • Drive Speeds: 4X, 6X, 8X, 10X, 16X, 20X, 24X
  • Now drives both read and write
  • CD-ROM can store up to 650 MB

MIS001 A

modem
Modem
  • Device that allows transfer of data over phone lines (Internet access, faxing, etc.).
  • Speed of modem measured in bits per second or bps (14.4 Kbps, 28.8 K bps, 56 kbps).
  • 56K Modems are now popular

MIS001 A

computer software
Computer Software
  • System Software
    • Windows 98; Windows 2000; Windows NT
    • UNIX, LINUX
  • Application Software
    • MS Access; MS Word; MS PPT; MS Excel
    • WordPerfect 8

MIS001 A

network topologies
Network Topologies
  • Star
  • Bus
  • Ring
  • Net

MIS001 A

communication networks32
Communication Networks
  • Local Area Network (LAN)
    • Share equipments, such as printer, scanner
    • Network Interface Card (NIC)
    • Intranet
  • Wide Area Network (WAN)
    • Internet
  • Extranet
    • Two or more intranets
    • Partnership

MIS001 A

internet and world wide web
Internet and World Wide Web
  • Internet
    • Several wide area network connected together:
  • HTTP:
    • Hyper Text Transfer Protocol
    • Protocol: works as a medium
  • URL address
  • HTML documents

MIS001 A

this week
This Week
  • No assignment

MIS001 A