Things to practice for CIW test 1D0-520.

The CIW v5 Site Designer (1D0-520) test objectives are not product-specific or system-specific. The CIW v5 Site Designer (1D0-520) test focuses on the combination of basic technical and non-technical skills and knowledge required for those interested in Web site development and design. Before......
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What is virus?

A virus is a malicious program. A computer virus passes from one computer to another in the same way as a biological virus passes from one person to another. Most viruses are written with a malicious intent, so that they can cause damage to programs and data in addition to spreading themselves.......
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Cascading Style Sheet summarized!

A Cascading Style Sheet (CSS) is a separate text file that keeps track of design and formatting information such as colors, fonts, font sizes, and margins used in Web pages. CSS is used to provide Web site authors greater control on the appearance and presentation of their Web pages. It has codes......
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Cookies summarized!

A cookie is a block of data stored on a client computer by a Web server. If no expiration date is set for a cookie, the cookie expires when the browser is closed. If the expiration date is set for a future date, the cookie is stored on the client's disk after the session ends, and if set for a......
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DHTML summarized!

Dynamic HTML (DHTML) is built on an object model that extends the traditional static HTML document. It enables Web authors to create highly interactive Web pages. DHTML provides a set of technologies for creating dynamic content for Web sites. Using DHTML, the content is dynamically rendered and......
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Different types of attacks

In computer systems and networks, security is concerned with privacy, integrity, and protection from unauthorized access, modification, and deletion. It is an effort that needs proper planning, implementation, and maintenance to ensure that the user's data remains secure. The first step to......
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Image Formats

There are two basic methods for a computer to render or to store and display an image. When an image is saved in a specific format, it is created in either a raster or vector graphic format. The Internet users are mostly familiar with raster images. A raster format breaks an image into pixels.......
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What is firewall?

A firewall is a program or hardware device that prevents data packets from coming in or going out to a specified network or computer. It is used to separate an internal network from the Internet. A firewall is configured as shown in the image below: A firewall restricts inbound and......
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XML summarized!

XML stands for Extensible Markup Language. It is a text-based format used to describe, deliver, and exchange structured data on the World Wide Web (WWW). XML is not a single markup language but a metalanguage. It allows developers to design a customized markup language. A well-formed XML page is......
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