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Floppy Disks Hard Drive
1,307 wordsHard drives have been around longer than you think. In 1956, I. B. M. had invented a disk storage unit that was very large but did not store a lot of data. It was twenty-four inches in diameter and could hold only five megabytes, which is the equivalent to three and one half floppy disks. Originally called fixed disks later became known as hard disks opposed to floppy disks. In 1973, I. B. M. released a hard drive that could hold seventeen and one half megabytes. In 1980 Seagate made the first f...
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Floppy Disks Hard Disk
1,111 wordsKeyboard The keyboard is used to input data into a computer by pressing the keys on it, the data maybe input into a verity of different applications from word processors to program generators. A keyboard has 102 keys on it as standard; these keys allow the inputting of numerical data, textual data and commands (By using the F or function keys) into specially designed programs. The character keys are what are used to input textual data, this maybe into a word processor or Internet order form. The...
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Ms Dos History Of Operating Systems
2,087 wordsAbstract: MS-DOS was the dominant PC operating system before the introduction of Windows. DOS was originally based on a cloned version of CP/M created by Seattle Computer which Microsoft secured, modified and offered to IBM for use in the first PC. IBM gave early PC users a choice of PC DOS, CP/M or UCSD Pascal, but everyone chose DOS because it was far cheaper. IBM coded the kernel of BASIC into its copyrighted ROM, which also included the BIOS, and designed the system so that only its machines...
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Floppy Disk Drive Cd Rom Drive
1,729 wordsPower Supply The + 3. 3 V and + 5 V circuits supply power to all the electronic circuitry in the system (motherboard, adapter cards and disk drive logic boards), and through the port sockets on the motherboard that poke out through the rear of the case, to the peripherals that don't have their own power supply (e. g. keyboard, mouse). Power supplies are often overlooked, but are essential to the proper operation of your system which requires a good, steady supply of DC power at the appropriate v...
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Floppy Disks Hard Disks
1,378 wordsInformation Technology Computers became an inseparable and important part of our everyday life. We use advantages of computer technologies in every sphere of our life. It is hard to believe that not so long ago such device as notebook was merely a science fiction fantasy. It is more important for us to use computer devices properly. We also need to learn what method of output and input would be best for different documents. Input devices help us to enter information into the computer. There are ...
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Audio And Video Students And Teachers
2,001 wordsThe use of technology in teaching second languages has been increasing dramatically over the past few years. University language departments and U. S. government agencies' language training divisions are implementing various technologies into the curriculum on a regular basis. Several school districts across the nation are creating special magnet high schools where technology, international studies, and second languages are emphasized. Technology is becoming a bigger part of both in-class and ho...
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Floppy Disks Trojan Horses
823 wordsDo Not Open This Email Warning: New virus Do not delete! is probably the most common phrase in the subject line of email today. If not those words exactly, then something similar warning people of the most recent viruses circulating through the Internet. There are several ways viruses can be downloaded, but viruses are not the only downloadable nemeses. Thankfully, America Online provides many tips for safety precautions. Learning how viruses can and cannot be downloaded, while educating oneself...
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Anti Virus Software Find A Cure
1,558 wordsMcAfee Associates is a manufacture of anti-virus, network security, and management software located in Santa Clara, California. McAfee was founded in 1989 by John McAfee, who was a computer programmer for General Electric and for Locked. (Pitta, 1994) Bill Larson joined McAfee in 1993 as chief executive officer and President. McAfee is a fast growing company with approximately $ 90 million in annual revenue. (Carlton, 1996) Mcafee's method of distribution has lead to their success. McAfee lets b...
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