Anthony J. Nowakowski, Ph.D. The Internet Computer Literacy.
Computer Literacy Anthony J. Nowakowski, Ph.D. Secondary Storage.
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Transcript of Computer Literacy Anthony J. Nowakowski, Ph.D. Secondary Storage.
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
CD-RW
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
One CD-ROM can store up to 650 megabytes which is about the same amount of data as:
Anthony J. Nowakowski, Ph.D.
Computer Literacy
260,000 pages of text 19,000 pages of images scanned @ 300 x 300 dpi
74 minutes of video
74 minutes of CD quality sound
465 high density 3.5” diskettes
90 hours or almost 4 days at 28,800 baud
Anthony J. Nowakowski, Ph.D.
Computer Literacy
WASHINGTON - Until recently, the government’s $50 million monthly phone bill ran to more than a mil- lion pages and ended up boxed in a southern Illi- nois warehouse. But in a developmentboth marvelous and omi-nous, those bills are now available on six shiny CD-ROM discs. Government bosses and investigators can identify in 18 seconds - and without a court order - the date, time, and duration of every long distance call made from hundreds of thousands of federal phones.
Text onlyBy FRANK GREVEKnight-Ridder
TELEPHONERECORDS
Anthony J. Nowakowski, Ph.D.
Computer Literacy
America’s phonebook on CD-ROM Over 81 million listings on fiveCD-ROMs. Find anyone, anywhere as quickly as you can type in a name, address, or even phone number. You can get a complete listing with phone number, address, city, state, and zip code. You can then auto dial the number or print out a list or even mailing labels.
$28.95
Text only
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Text
and
Graphics
Now $29.99 with GPSsupport
Now $29.99 with GPSsupport
Anthony J. Nowakowski, Ph.D.
Computer Literacy
““... ... in personal computing, software in personal computing, software and applications that combineand applications that combine
MULTIMEDIAMULTIMEDIA
Anthony J. Nowakowski, Ph.D.
Computer Literacy
““... ... in personal computing, software in personal computing, software and applications that combine and applications that combine texttext,,
MULTIMEDIAMULTIMEDIA
Anthony J. Nowakowski, Ph.D.
Computer Literacy
““... ... in personal computing, software in personal computing, software and applications that combine text, and applications that combine text, high quality high quality graphicsgraphics,,
MULTIMEDIAMULTIMEDIA
Anthony J. Nowakowski, Ph.D.
Computer Literacy
““... ... in personal computing, software in personal computing, software and applications that combine text, and applications that combine text, high quality graphics, high quality graphics, soundsound , ,
MULTIMEDIAMULTIMEDIA
Anthony J. Nowakowski, Ph.D.
Computer Literacy
““... ... in personal computing, software in personal computing, software and applications that combine text, and applications that combine text, high quality graphics, sound , and high quality graphics, sound , and animationanimation or or videovideo.”.”
MULTIMEDIAMULTIMEDIA
Anthony J. Nowakowski, Ph.D.
Computer Literacy
MPC Level 3- SpecificationsMPC Level 3- Specifications 75 MHz pentium computer - 8 megabytes of RAM 540 megabyte hard drive CD-ROM (quad speed) SVGA Video monitor (640x480x16) 16 bit sound card with 3 watts per channel speakers MPEG 1 video playback in a 320 x 240 window @ 30 fps Wavetable synthesis playback of MIDI files
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
Storage
Magnetic
Optical CD-R
Tape
Disk
Floppy
Hard
CD-ROM
Erasable
Anthony J. Nowakowski, Ph.D.
Computer Literacy
As of last year, DVD’s are now being sold. They store data seven times more densely than CD-ROM’s and on both sides.
650 megabytes x 14 = 9.1 gigabytes!