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» Browse Information Technology Term Papers
Local Area Networks
Number of Words: 876 / Number of Pages: 4
... or a campus. The IEEE 802 LAN is a shared medium peer-to-peer communications network that broadcasts information for all stations to receive. As a consequence, it does not inherently provide privacy. The LAN enables stations to communicate directly using a common physical medium on a point-to-point basis without any intermediate switching node being required. There is always need for an access sublayer in order to arbitrate to access to the shared medium. The network is generally owned, used, and operated by a single organization. This is in contrast to Wide Area Networks (WANs) that interconnect c ...
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The Computer
Number of Words: 1532 / Number of Pages: 6
... of education, from programs that teach simple addition or sentence construction to advanced calculus. Educators use computers to track grades and prepare notes; with computer-controlled projection units, they can add graphics, sound, and animation to their lectures. Computers are used extensively in scientific research to solve mathematical problems.
How Computers Work
The physical computer and its components are known as hardware. Computer hardware includes the memory that stores data and instructions; the central processing unit (CPU) that carries out instructions; the bus that connects the vario ...
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Video Games: The High Tech Threat To Our Younger Generation
Number of Words: 2673 / Number of Pages: 10
... article "Videogames: Serious Fun" compares
videogames $ 6.5 billion--a--year business to the Hollywood film industry (110).
He continues to point out that two Japan based conglomerate have put about 64
million videogame machines in US households in total. In addition to that they
also produced and licenced for all their softwares for their machines (110).
Palmery estimates to produce and market a ful featured videogame it would costs
up to $10 million (102). Because of the cost producers attempt to make a return
on their investments and earn as much profits as they can. To achieve their
goals, th ...
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MMX Technology
Number of Words: 1403 / Number of Pages: 6
... on-chip cache of 16 KB, which enhances performance of even non-MMX applications, and it makes use of Single Instruction Multiple Data (SIMD) for more efficient data processing. The 57 new and powerful instructions are specifically designed to process and manipulate audio, video, and graphical data much more effectively. Intel, having doubled its on-chip cache size from 16 KB on non-MMX processor chips to 32 KB on MMX enhanced chips, now allows more instructions and data to be stored on the chip reducing the number of times the proces! sor must access slower, off-chip memory areas for information. The ...
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Application Software
Number of Words: 435 / Number of Pages: 2
... word processing programs also
provide desktop publishing features to create brochures, advertisements, and
newsletters.
An electronic spreadsheet enables a user to organize data in a fashion
similar to a paper spreadsheet. The difference is the user does not have to
perform calculations manually; electronic spreadsheets can be instructed to
perform any computation desired. The contents of an electronic spreadsheet can
be easily modified by the user. Once the data is modified, all calculations in
the spreadsheet are recomputed automatically. Many electronic spreadsheet
packages also enable a user t ...
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Integrated Computer Controlled Video Viewing Systems
Number of Words: 967 / Number of Pages: 4
... Frame Grabber
Card, and Windows NT 4.0® or Windows 95®.
SPECIFICATIONS
Digital SONY camcorder with VHS, S-VHS and digital output signal
for PC signal processing
Very high resolution (480/line) for macro imaging of particles
Pre-programmed controller for starting time, recording time and -
interval
Deployable as particle camera or observation camera
Technical data:
Housing Material: TiAl4V4 alloy Total weight: 8.9 kg Lens cover:
Borosilikat glass Connector: SUBCON or optional Deployment depth: 6000 m
Camera Model: Digital SONY DCR-PC7E Size: 59 x 129 x 118 mm Chip: 1/3’’ CCD,
400.000 pix ...
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Escapism And Virtual Reality
Number of Words: 4882 / Number of Pages: 18
... become increasingly shorter, with each
new technological breakthrough now taking less than ten years to become accepted
(recent examples include facsimile machines, video recorders and microwave
ovens).
One of the most recent, and hence most rapidly absorbed periods, has been that
of the computer. The Age of Computing began with Charles Babbage in the late
19th century Babbage , grew in the calculating machines between the wars
EarlyIBM , continued during the cryptanalysis efforts of World War II
Turing,Bletchley and finally blossomed in the late 1970's with mass market
applications in the deve ...
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The Internet
Number of Words: 1903 / Number of Pages: 7
... that made it easier for non-technical people to use the Internet, over
21,000 businesses and corporations have become accessible through the Internet
(Baig 81). These companies range from corporate giants like IBM, AT&T, Ford and
J.C. Penny, to small law firms. "With the Internet, the whole globe is one
marketplace and the Internet's information-rich WWW pages can help companies
reach new customers," says Bill Washburn, former executive director of
Commercial Internet Exchange (Baig 81).
Through the Internet, new opportunities to save money are created for companies.
One of the bi ...
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Brief History Of Databases
Number of Words: 1723 / Number of Pages: 7
... aspect of management by highlighting a data bank, a model bank, and
a measurement statistics bank. All of these factors will be influential on
future models of storing data in a pool. According to Martine, in 1981, a
database is a shared collection of interrelated data designed to meet the needs
of multiple types of end users. The data is stored in one location so that they
are independent of the programs that use them, keeping in mind data integrity
with respect to the approaches to adding new data, modifying data, and
retrieving existing data. A database is shared and perceived differently by
mult ...
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Ethernet
Number of Words: 836 / Number of Pages: 4
... medium called Multiple Access. Here the medium
listen until no signals are detected. This is known as Carrier Sense. After
checking to see if more than one signal is present they transmit. This is
called Collision Detection. When a collision occurs the station then has to
retransmit. The most important part of CSMA/CD access method is collision
detection. Workstation may simultaneous transmit causing a collision. A
method was needed to prevent this from happening. After a workstation
transmit a signal within a matter of a second they can tell whether a
collision has occurred because they do not r ...
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