VIDEO CONFERENCING

In Net Telephony, we can only talk to others and cannot see them. With video conferencing, users can speak and see each other as well. We need a PC with Internet access for video conferencing, a digital camera that is correctly installed and connected to the PC, and video conferencing applications like Microsoft Net-Meeting. The Input device, camera, and microphone […]

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More on Internet Services

We have studied about the Internet, know its advantages and have also covered some of the Internet-based services such as e-mail, search engines and chatting.In this chapter, we will study some of the popular Internet-based services. Let us start with Net Telephony. In the last update, we have discussed “Software and Its parts”. If you didn’t check updates on my […]

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ANTIVIRUS SOFTWARE

Antivirus software is software used to detect and remove computer viruses from a computer. This is an application program that needs to be updated regularly to be able to detect and remove new viruses. This software has to be purchased separately and is not part of the Operating System software. The update files are available on the computer website. Form […]

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PREVENTING A VIRUS ATTACK

We must take precautions for preventing computers from getting infected with viruses. Some of the viruses are so destructive that they can erase data collected over years within seconds. Users connected to a network must take strict preventive measures as virus infection spreads very fast on networks. Some of the measures which need to be followed for preventing PCs from […]

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HOW DO VIRUSES SPREAD

Computer viruses mostly infect the computers by booting, executing, and opening an infected program or file. Computer viruses spread their infection or malicious program code by using storage devices as a medium or through networks. For example, form a floppy disc to hard disc and vice-versa, CD to hard disc and vice-versa, through Internet, e-mail attachments, and through LAN and […]

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COMMON TYPES OF VIRUSES

Computer viruses are of the three common types – Worm, Trojan, and Bomb. Let us study these virus types. Worm: Worm is a virus that spreads by using e-mail. They look in the e-mail address book of a user and send themselves to all the addresses stored therein to infect them as well. Worm is normally found n networks than […]

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EFFECTS OF VIRUSES

How a particular virus infects a computer depends on what it has been programmed to do. Accordingly, a virus can cause any of the following anomalies: In the last update, we have discussed “Software and Its parts”. If you didn’t check updates on my site so, please visit the link below:-https://masterofcomputer.com/software/ Today’s topic is “Effects of Viruses”. Before starting of […]

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Computer Viruses

In this chapter, we will learn about computer viruses. Just as the biological virus infects replicates and affects living things, the computer virus infects replicates and affects computers. Computer viruses spread by attaching themselves to files and infect other computers when these are used by them. In the last update, we have discussed “Software and Its parts”. If you didn’t […]

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USING EDUCATIONAL CDs / SOFTWARE CDs

Most CDs available on the market today are self-running, that is, they contain a file, for example, autorun. When the CD is inserted into the drive, it executes automatically. Otherwise, locate the .exe file like startup.exe or install.exe in the CD drive. Double-click the file. In case the CD has single software, the interactive installation screen will come the instruction. […]

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APPLICATIONS OF MULTIMEDIA

You must have seen multimedia CDs. The CDs cover a wide range of different topics. Some are mentioned below: In the last update, we have discussed “Software and Its parts”. If you didn’t check updates on my site so, please visit the link below:-https://masterofcomputer.com/software/ Today’s topic is “Applications of Multimedia”. Before starting of this topic we must know about the […]

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