Interested in the field of computer and network security? One important aspect you’ll need to know about is routing and switching. Routing and switching are the two main functions of a network. Their…
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Consider an employee W-2 form. Before the 2000s, the information on this form had a nominal value that approached the price of the paper on which it was printed. There was no easy…
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The WWW or W3 in short is the most popular and promising method of accessing the Internet. Main reason for its popularity is use of a concept called hypertext. Hypertext is a new…
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Hard copy refers to the permanent reproduction of displayed or transmitted data. Thus, a hard copy devices produces text and graphical data in form of printout or photograph on plain paper, photographic paper…
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You must have heard about IMAP, SMTP and POP3 quite often. They are TCP/IP protocols that have been in use for email delivery since 1981. Popular Services like Yahoo, Gmail and Outlook use…
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These are used to connect different devices in the network or to connect two or more different networks. Following devices are used for interconnection: Repeater Hub Bridge Router Gateway Switch Modulation/ Modem 1….
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Data visualization is one of the most powerful tools an analyst has for two main reasons. Firstly, it is matchless in its ability to guide the analyst’s hand in determining “what to look…
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Simple Network Management Protocol (SNMP) is an Internet-standard protocol for managing devices on IP networks. Devices that typically support SNMP include routers, switches, servers, workstations, printers, modem racks, and more. It is used…
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A MySQL installation includes a number of programs that work together using a client/server architecture. The MySQL database system operates using a client/server architecture. The server is the central program that manages database…
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The database is now such an integral part of our day-to-day life that often we are not aware we are using one. A database is a shared collection of logically related data designed…
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A database is a collection of data that is organized in a specific way. The data is stored in a way that makes it easy to access using queries. Also Read: Secure Coding…
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In computerized information system data are the basic resource of the organization. So, proper organization and management for data is required for organization to run smoothly. Database management system deals the knowledge of…
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The worldwide scope of the Internet makes it, perhaps, the single most valuable tool for use in many significant ways by both non-profit and commercial organizations. Some important current strategic uses of the…
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A virus is a destructive program that is designed to destroy the information stored in computer. It enters the system without the knowledge of the user. It enters through infected floppy or infected…
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Anyone who has used a computer for more than just playing games will be aware of spreadsheets. A spreadsheet is a versatile computer program (package) that enables you to do a wide range…
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