... in charge and controls all functions made on the network. This type of topology is common with using twisted pair cable, but can also be used with coaxial cable, and fiber optic cable. The star topology has several advantages such as it is very easy to install and wire, no disruptors to the ... network then connecting or removing devices, and it's easy to detect faults and to remove parts (Unknown 2). Several of the disadvantages is it requires more cable length than a linear topology, and if the hub or concentrator fails, nodes attached are disabled. Finally its more expensive than lin...

• Word Count: 846
• Approx Pages: 3
• Grade Level: High School

... you can buy any generic CD-writer and install it. When you ready to install, open the new CD-Writer box. You should have a CD-Writer, a 40-pin ribbon cable, 4- Philips screws, and software CD-ROM. You need a Philips screwdriver to complete this installation. First, turn off the power from the computer. Next, open the Philips screws by ... up scratching the front cover of your computer. Push the slot cover from the back and it will pop out. Take out the CD-Writer and 40-pin ribbon cable from the box. Locate the 40-pin connector on the rear of the CD-Writer and mark the pin #1, which shou...

• Word Count: 664
• Approx Pages: 3
• Grade Level: High School

... connections for telephones, fax machines and a wide variety of Internet-enabled devices. We also have optical networks that use high intensity laser light to transmit data over a really thin optical cable that goes underground, or underwater. Every network includes: 1. At least two computers: Often, as a network grows and more computers are added, one computer will act as a server, a central storage ... categories in UTP ranging from 1 to 5. For instance, while Ethernet can use UTP category 3 wiring, Fast Ethernet and Gigabit Ethernet require at least the higher-grade UTP category 5 wir...

• Word Count: 3669
• Approx Pages: 15

... of the condition of your phone lines. Digital modems offer around a 300% increase in performance over then analog modems. The three major types of digital modems are ISDN, DSL, and Cable modems. ISDN (Integrated Service Digital Network) allows for data transfer rates of 128K in both directions. However, the ISDN lines are usually too costly for their performance. DSL (Digital Subscriber ... that the father you are away from the closest DSL switch, the slower your connection. Cable modems give you the best transfer rates when your bandwidth is not limited through the cable company. The c...

• Word Count: 5237
• Approx Pages: 21
• Grade Level: High School

... speed of the internet has increased dramatically from very slow dial up to incredibly quick internet speed. The fast internet connections first started in 1996 when the cable television operators started selling cable modems that used cable - televisions lines instead of phone lines (Time, September 23, 1996). For example, the speeds of the fist dial up modems were 9600 kilobits per second and ... now the speeds of some cable lines are over 10 megabits per second which is around one thousand times faster then the first dial up lines. It has been a big impact on business's and how fast ....

• Word Count: 1128
• Approx Pages: 5
• Grade Level: Undergraduate

... slot marked primary. Once again use slight pressure and insert that into the slot. Find another ribbon cable and using the same procedure insert it into the slot marked secondary. You should have one ribbon cable left that is going to go into the slot above the secondary named floppy. In the provided space ... ROM into the top most appropriate slot in the case right side up. Using the provided screws firmly attach the device to the case. Take the cable you connected to the secondary slot and make the red line go towards the power connection, the only other connection. Find the appropria...

• Word Count: 1458
• Approx Pages: 6
• Grade Level: High School

... computer where the CD-Rom drive is installed. I slid the drive into the slot from the front and secured it to the frame with the supplied screws. I located the IDE cable, which attaches the drive to the computer, and plugged it into the back of the drive (IDE stands for Integrated Drive Electronics). I then located the power ... to the drive. These cables can only be plugged in to one place on the drive so it is impossible to mix them up. After I plugged in the IDE cable and the power cable I was ready to test the drive. I prefer to leave the cover off the case when I test the new equip...

• Word Count: 706
• Approx Pages: 3
• Grade Level: High School

... to connect to the Internet, which is a global communication network. Modems come in many different speeds. Some are 14.4k, 56k these uses a phone line, cable modem (in only large cities, an internet setup that uses a cable line) and many more. Floppy disk drives are drives where you insert a disk to save progress or install programs from .CD ROMs are compact disk ... a computer. You can use it to run programs that require memory to load. The semiconductor is the silicone object used for computer inner circuit components. The Bus it the flat cable of numerous wires that joins in with com...

• Word Count: 911
• Approx Pages: 4
• Grade Level: High School

... the other. #3) Differentiation is imperative in order to have successful results. For example, it is like having the wrong cable in the wrong port in a computer. You want your printer to work compared with you want a law changed. Taking the wrong cable is like taking the wrong approach to get the law changed; it will not work. If you used for instance ... the monitor cable for every port on the PC, only the printer would work. Compared this means that getting the law changed ... ...

• Word Count: 467
• Approx Pages: 2
• Grade Level: High School

... computer, or a broadband internet connection. The one thing that is still the same is the initial connection method of the wireless network. When they are setup a length of Cat5e networking cable and two RJ-45 connectors, which look like big phone jacks, are the common pieces used. According to Texas Instruments, the most effective type of wireless LAN should have a compatibility ... service providers use wireless networks because of there flexibility. They are also very easy to repair when you compare the cost of a wired network. You have miles upon miles of cable that could be cut, br...

• Word Count: 806
• Approx Pages: 3
• Grade Level: High School

... my mind and most minds of people today is sound. America Online is one of the largest ISOs (Independent System Operator) on the planet. They have combined with Time Warner Cable in their Road Runner operation bringing consumers super fast connection to the Internet. Picture this: America Online is one of the largest corporations in the world, their product that they ... recently became one of the 7.5 million Web users who got tired of slow connections and signed up for broadband. Last month she tossed out her old modem and subscribed to cable Internet access through Cox@Home in San Dieg...

• Word Count: 1612
• Approx Pages: 6
• Grade Level: High School

... music, and browse the Internet. A Network Card allows computers to talk between each other. Network Cards today are also used like a modems, which is know as DSL, Cable, T1, and T3. The speed of DSL, Cable, T1 and T3 is a lot greater than on a regular modem. Video Card plays a very important role in a computer. With out a Video Card the computer will not ... ...

• Word Count: 906
• Approx Pages: 4
• Grade Level: High School

... science, mathematics and engineering," says Vice President Al Gore, the Clinton administration's leading high-tech advocate (Silverstein 9). The Information Superhighway will make it possible to merge today's broadcasting, 500-channel cable TV, general video, telephone, and computer industries all into one giant computer network, because it will have a much greater capacity than today's Internet. This is made possible by replacing ordinary ... telephone wires with fiberoptic cable, which is made up of hair-thin strands of glass and can transmit 250,000 times as much data as a convention...

• Word Count: 1782
• Approx Pages: 7
• Grade Level: High School

... of digital information, is used to control the sequence of operations in many devices that use digital technology. Tivo uses a digital video recorder and works with every television system "cable, digital cable, satellite, antenna, or combinations "to give the owner complete control over live TV. With the push of a button someone could skip that irritating commercial with that infuriating jingle ... ...

• Word Count: 852
• Approx Pages: 3
• Grade Level: High School

... alternative to written communication rapidly helped the telephone become the world's most important communication tool. By 1866 the first successful attempt to link Europe and America by undersea cable had been accomplished. This cable was capable of carrying telegraph data only. The telephone today remains a vital tool, and like the telegraph, the telephone is constantly being improved by modern technology. By 1900 ... ...

• Word Count: 1481
• Approx Pages: 6
• Grade Level: Undergraduate

... switch or hub close to the location of the new PCs. In each room I will run a star topology linking to a hub and from each hub I will have a fibre optic backbone cable running to the server so information will run quickly from, each hub to the server. E.g.: I will be using a class -C- network as the company has less than 200 computers and will ... clicking on the print button. Internet Most of the employees in your office, including yourself, can increase their productivity with access to the Internet. Using a technology such as Roadrunner and a Cable/DSL router combined with a network ...

• Word Count: 1023
• Approx Pages: 4
• Grade Level: High School

... a tape. This upgrade in communication lead to eventually CD's and later mp3s. In 1956 the first videotape recorder was built, and in 1958 the videotape delivered color. Also in 1958 cable began to carry FM radio stations. Now that there were FM stations people could listen to the radio more clearly than before. 1959 was a big year in the progression of ... communication. Local announcements, weather and local ads went on cable. People were now able to find out the weather by just watching television. They were even able to see graphics of weather. The microchip was also invented in 1959...

• Word Count: 566
• Approx Pages: 2
• Grade Level: High School

... a hard drive; this is where all your information is stored. When you buy that you can put it in one of the 3.5 inch internal drive bays. It also comes with a cable so you can plug it into the motherboard. Just look for the label IDE 0 or IDE 1 on the board, it can go in anyone of them. The instructions will show ... will satisfy anybody's needs. Next you need to buy a sound card; this is what gives sound to your speakers. Finally you need to get a network card if you"re on cable or DSL, or you need a 56k modem if you"re on dial up. All of these cards slide into what's knows as the PCI s...

• Word Count: 995
• Approx Pages: 4
• Grade Level: High School

... expansion of bandwidth is what is making two-way communication, or interactivity, possible. Neither digitization nor fibre optics is new. But it was only this year that America's two biggest cable-TV owners, TCI and Time Warner , said they would spend $2 billion and $5 billion respectively to deploy both technologies in their systems, which together serve a third of America's 60m ... cable homes. Soon, some TCI subscriptions will be wired to receive 500 channels rather than the customary 50; Time Warner will launch a trail full-service network in Florida with a range of ... ...

• Word Count: 1641
• Approx Pages: 7
• Grade Level: Undergraduate

... which include the air velocity meter, temperature scanner, exhaust analyzer (horiba) and the dynometer radiator. 3. Switch off the air compressor for the exhaust suction device as well. 4. Loosen the battery cable clamp and disconnect the battery from the cable. 5. Clean the surrounding area before leaving. ...

• Word Count: 824
• Approx Pages: 3
• Grade Level: High School

... of how influential mass media can be on society. For many years television has been advancing beyond norms. Television now has various controls attached to it via satellite, digital and cable means. If there is an emergency, there's a broadcast system that notifies the receiver of what catastrophic event is on the way. As for the Internet, in a split second there is ... (CiA) The Motion Picture Association of America (MPAA) The American Medical Association (AMA) The Center for Media Literacy The Center for Children and Technology (CCT) Children Television Workshop The National Cable Tel...

• Word Count: 3974
• Approx Pages: 16
• Grade Level: High School

... one desktop computer "all without unsightly cables. In a home or home office, using Wi-Fi equipment, your wireless network gives you the ability to share a single high-speed broadband cable or DSL connection. A Wi-Fi network can easily be expanded to ten users or more. Wi-Fi networks also work well for small businesses, providing connectivity between mobile salespeople, floor ... ...

• Word Count: 874
• Approx Pages: 3
• Grade Level: Undergraduate

... called the Mark I. Two years later in forty-six the first programmable computer, called the ENIAC computer, was introduced. The first transcontinental television broadcast was carried by the first coaxial cable system in fifty-one. That same year the first commercial computer was sold to the U.S.bureau of the census. Fifty-eight was the year the first data communication network was ... ...

• Word Count: 556
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... distributed to 817 CTC users at 61 different community tech centers; CTCs can be housed in nonprofit organizations such as libraries, housing development centers and youth organizations, as well as cable access centers and stand-alone facilities. Forty-four centers eventually participated in the survey, contributing to a response rate of 72 percent. Survey respondents were asked 35 questions that "inquired about ... ...

• Word Count: 2537
• Approx Pages: 10
• Grade Level: High School

... cost and how much information you will be able to view with it. Your decisions include: • Display technology - Currently, the choices are mainly between CRT and LCD technologies. • Cable technology - VGA and DVI are the two most common. • Viewable area (usually measured diagonally) • Aspect ratio and orientation (landscape or portrait) • Maximum resolution • Dot pitch &bull ... ...

• Word Count: 2738
• Approx Pages: 11
• Grade Level: High School