Transcript Office Word 2003 Lab 3

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EXPLAIN THE FIVE PARTS OF AN INFORMATION SYSTEM:
PEOPLE, PROCEDURES, SOFTWARE, HARDWARE, AND DATA.
DISTINGUISH BETWEEN SYSTEM AND APPLICATION
SOFTWARE.
DISCUSS THE THREE KINDS OF SYSTEM SOFTWARE
PROGRAMS.
DISTINGUISH BETWEEN BASIC AND SPECIALIZED
APPLICATION SOFTWARE.
IDENTIFY THE FOUR TYPES OF COMPUTERS AND THE FOUR
TYPES OF MICROCOMPUTERS.
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DESCRIBE
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DEFINE DATA AND DESCRIBE DOCUMENT, WORKSHEET,
DATABASE, AND PRESENTATION FILES.
EXPLAIN COMPUTER CONNECTIVITY, THE WIRELESS
REVOLUTION, AND THE INTERNET.
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THE DIFFERENT TYPES OF COMPUTER
HARDWARE INCLUDING THE SYSTEM UNIT, INPUT, OUTPUT,
STORAGE, AND COMMUNICATION DEVICES.
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BASIC APPLICATION
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DOCUMENT FILES
WORKSHEET FILES
DATABASE FILES
PRESENTATION FILES
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DESKTOP
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TABLET PC
NOTEBOOK OR
LAPTOP
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NOTEBOOK COMPUTERS, ALSO KNOWN AS LAPTOP
COMPUTERS, ARE PORTABLE, LIGHTWEIGHT, AND FIT INTO MOST
BRIEFCASES
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ADVANTAGES & DISADVANTAGES COMPARED TO A DESKTOP?
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COMMON INPUT
DEVICES ARE THE KEYBOARD AND THE
MOUSE
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OTHERS?
COMMON OUTPUT
OTHERS
DEVICES ARE PRINTERS AND MONITORS
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Hard (fixed) disk
 1 TB and higher
Removable storage
 CD-ROM
 CD-R/CD-RW
 DVD/DVD-R/DVD-RW
 Tape (common for
backups)
 Flash Drives & SD Cards
 Outdated
 Zip disks
 Floppy Disks
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RAM
Input
CD , DVD,
Flash Drive
CPU
Output
Hard
Drive
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On
Off
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• CONNECTIVITY
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SHARING OF INFORMATION
WIRELESS COMMUNICATION
IS MOST
POPULAR
• COMPUTER NETWORKS
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CONNECTED COMMUNICATION
SYSTEM OF COMPUTERS
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LARGEST NETWORK IS THE INTERNET
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COMMUNICATION DEVICES ENABLE MICROCOMPUTERS
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THE MODEM (SHORT FOR MODULATOR/DEMODULATOR) USED
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MODEMS MODIFY TELEPHONE COMMUNICATIONS
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MODEMS ALSO MODIFY COMPUTER
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NETWORK CARD – WIRELESS AND
WIRED (ETHERNET)
CELLULAR
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ABILITY TO COMMUNICATE WITH OTHER COMPUTER SYSTEMS
ACROSS THE GLOBE
TO BE THE MOST WIDELY USED COMMUNICATION DEVICE
THAT CAN BE PROCESSED BY A COMPUTER
OUTPUT INTO A FORM THAT CAN BE
TRANSMITTED ACROSS STANDARD
TELEPHONE LINES
INTO A FORM
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http://gargasz.info/wp-content/uploads/2009/12/what-is-dns-diagram1.jpg
HTTP protocol
Web address (or URL)
Internet Explorer is the
browser
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Components
Specifications
Processor
Intel Core Duo 2GHz, i5 or i7
Intel Centrino; Intel Celeron
AMD AMD64; AMD Turion
Video Card
2 Screen; Gaming
Memory
2 Gig at least
Floppy Disk Drive
Not used any more
Hard Drive
Desktop – 150 GB
Laptop – 80 GB
CD, DVD, R/RW
CD/DVD – Re-Writeable
Networking
Wired – Ethernet Card
Wireless – 802.11g
Warranty
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Software
Operating System
Office Products
Free-Ware
Anti-Virus
Monitor
LCD
Printer
Color or not
If color want high dpi
Many colors
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A computer virus is an actively infectious program that
can erase data and/or alter the way your computer
works
Worms and Trojan horses are other types of infectious
programs, but all are bad
Computer viruses are spread through email, and/or
infected USB drives
Ransomware
Windows does not include an antivirus program; i.e.,
you must buy it separately and update it frequently
Should you get antivirus software?
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Create a self-extracting
file from the archive that
does not require
supporting software
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