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  • Specialised Application Software

    Tuesday, December 21, 2010
    Audio Editing Software

    It refers to any program that is capable of modifying an audio clip. It differs from sound modification software as it is used to modify a sound after it has been recorded rather than during the recording. It can be used for both personal and professional use to reduce background noise, increase sound quality, and removed unwanted audio clips.



    Bitmap Image

    A bitmap is one of many types of file formats for images stored in a computerized form. It carries the extension .BMP. Computers use bits of 1 and 0 to store data. A bitmap is literally a map of bits that form a particular picture when rendered to a display like a computer monitor.



    HTML Editor

    It is a software application for creating web pages. Specialized HTML editors can offer convenience and added functionality, although the HTML markup of a web page can be written with any text editor. For instance, many HTML editors work not only with HTML, but also with related technologies such as CSS, XML and JavaScript or ECMAScript.


    Multimedia

    It is the use of computers to present text, graphics, video, animation, and sound in an integrated way. Long regarded as the future revolution in computing, multimedia applications were, until the mid-90s, uncommon due to the expensive hardware required. Multimedia is now commonplace although with increases in performance and decreases in price. Even though the resolution available depends on the power of the computer's video adapter and CPU, nearly all PCs are capable of displaying video.



    Vector Image

    A collection of individual objects rather than picture elements is called a vector image. It can be composed of points connected by lines, or nodes (control points) connected by Bezier curves.



    Web Authoring

    A category of software that enables the user to develop a Web site in a desktop publishing format. It will generate the required HTML coding for the layout of the Web pages based on what the user designs. Usually, the user can toggle back and forth between the graphical design and the HTML code and make changes to the Web page in either the design of the accompanying code.

    Basic Application Software

    Graphical User Interface (GUI)

    Abbreviated GUI (pronounced GOO-ee). GUI is a program interface that takes advantage of the computer's graphics capabilities to make the program easier to use. It frees the user from learning complex command languages because of the well-designed graphical user interfaces. On the other hand, especially if they already know the command language, many users find that they work more effectively with a command-driven interface.
    


    Word Processor

    It is more formally known as a document preparation system. Word processor is a computer application used for the production (including composition, editing, formatting, and possibly printing) of any sort of viewable or printed material. They are descended from early text formatting tools (sometimes called text justification tools, from their only real capability). It was one of the earliest applications for the personal computer in office productivity.



    Spreadsheet

    Spreadsheet applications are computer programs that let you create and manipulate spreadsheets electronically. Each value sits in a cell in a spreadsheet application. You can define what type of data is in each cell and how different cells depend on one another. The names of the cells are called labels and the relationships between cells are called formulas.



    Database Management System (DBMS)

    System for quick search and retrieval of information from a database. It determines how data are stored and retrieved. Problems such as security, accuracy, consistency among different records, response time, and memory requirements must be addressed. Efficient database management requires ever-higher processing speeds. Datas which are organized into a series of tables ("relations") that are easily reorganized for accessing data in different ways are relational DBMSs. They are most widely used today.



    Utility Suites

    It is a collection of different tools all packaged into one easy to use tool that optimize you computer. Not all utilities though do the same thing nor have the same functions so your choices must reflect what you need in a utility package.

    The Internet and The Web

    Tuesday, December 14, 2010
    FTP (File Transfer Protocol)

    It is an internet protocol that allows a computer to send files to or receive files from another computer. FTP works by means of a client-server architecture; the user runs client software to connect to a server on the Internet, like many internet resources. A program which allows the user to download and upload files on the FTP server is called a daemon . FTP was one of the most popular methods of exchanging information over the Internet before the World Wide Web was introduced and many Web sites still use it to disseminate their larger files.


    Plug-ins

    Plug-ins are set of software components that adds specific capabilities to a larger software application. Plug-ins enable customizing the functionality of an application, if supported. They are commonly used in web browsers to play video, scan for viruses, and display new file types. Adobe Flash Player and QuickTime are examples of well-known plug-ins.

    


    Filters

    A filter is a program that accepts a certain type of data as input, transforms it in some manner, and then outputs the transformed data. For instance, a program that sorts names is a filter because it accepts the names in unsorted order, sorts them, and then outputs the sorted names. Filters are sometimes known as utilities that allow you to import or export data.

    


    Internet Security Suite

    Security Suite tries to warn you about all the nasty things that apparently infected your PC and is stealing your data. Or Windows might start recommending it out of blue because they can't handle these parasites on its own. And suddenly all your programs get infected too, including antivirus you had before. So be protective of your PC before it is too late!

    


    Wiki

    Wiki is a website designed to permit the development of information resources by creating hyperlinked webpages using software that accessed through a web browser. They are usually collaborative, unlike most blogs, and may be found in a wide range of settings. The best known wiki is the online Wikipedia.

     


    Javascripts

    Javascript is a popular scripting language in Web browsers and other Web tools that is widely supported. Since HTML is a display language, it adds interactive functions to HTML pages, which are otherwise static. JavaScript is not as powerful and deals mainly with the elements on the Web page but it is easier to use than Java. On the client, JavaScript is maintained as source code embedded into an HTML page. Meanwhile, it is compiled into bytecode (intermediate language), similar to Java programs on the server.


    Applets

    It is a program written in the Java programming language that can be included in an HTML page, much in the same way an image is included in a page. The applet's code is transferred to your system and executed by the browser's Java Virtual Machine (JVM) when you use a Java technology-enabled browser to view a page that contains an applet .

     


    HTML

    HTML (HyperText Markup Language) is the document format used on the Web. Web pages are built with codes embedded in the text, which are HTML tags. The page layout, fonts and hypertext links to other documents on the Web are defined by the tags. Each link contains the URL (the address) of a Web page residing on the same server or any server worldwide, hence "World Wide Web." The graphic elements used on the page are also defined by the HTML, which are separate files on a local or remote server.



    URL

    URL is an address of a resource on the Internet. It can be any type of file stored on a server, such as a Web page, a text file, a graphics file, or an application program. It contains three elements: the type of protocol used to access the file (e.g., HTTP for a Web page, ftp for an FTP site); the domain name or IP address of the server where the file resides; and, optionally, the pathname to the file (i.e., description of the file's location). For example, the URL http://www.venezia.com/flower instructs the browser to use the HTTP protocol, go to the http://www.venezia.com/ Web server, and access the file named flower.


    Careers In IT

    Thursday, December 9, 2010
    Webmaster

    A person whose occupation is designing, developing, marketing, or maintaining websites is called a webmaster. He is responsible for the implementation of a Web site and must be proficient in HTML as well as one or more scripting and interface languages such as JavaScript and Perl.


    piem webmaster



    Computer Support Specialist

    Helping people use computers is a computer support specialist main job. When something goes wrong, support specialists figure out why and then would try to fix it. They are responsible for providing technical assistance and many forms of computer-related support to a wide variety of potential customers, clients, and employers.




    Technical Writer

    Tecnical writers are responsible for writing hardware and software documentation, online help, technical definitions and technical product descriptions on Web sites. More often than not, the technical writer is given the task of documenting an application at the last minute, allowing very little time for a thorough understanding of all the options. Needless to say, this leaves very little time as well for others to read and edit the material before it is published.




    Software Engineer

    A software engineer is a person who designs and programs system-level software, such as operating systems, database management systems (DBMSs) and embedded systems. They create commercial software packages, regardless of system level or application level. "Software engineer," "systems programmer" and "systems engineer" titles are often similar.





    Network Administrator

    A network administrator manages a local area communications network (LAN) or wide area network (WAN) for an organization. Their responsibilities include network security, installing new hardware and applications, monitoring software upgrades and daily activity, enforcing licensing agreements, developing a storage management program and providing for routine backups. Ensuring that it is up and running all the time is without doubt the main job of a network administrator.





    Data Administrator

    A data administrator coordinates activities within the data administration department. A data administrator is also called a "database analyst."




    Systems Analyst

    A systems analyst's job is to be responsible for the development of an information system. He or she designs and modifies systems by turning user requirements into a set of functional specifications, which are the blueprint of the system. If data administrators are available, they design the database or help design it. The manual and machine procedures and the detailed processing specifications are developed for each data entry, update, query and report program in the system.





    Programmer

    A programmer writes applications in a computer language. The programmer (not the machine) is usually the person who should be held responsible for satisfactory and efficient solution of the problem.