Which type of encryption uses a pair of keys, in which one key is used to encrypt information and the other key is used to decrypt that information?

Which choice lists computer peripheral port standards that require only one IRQ and are used to connect multiple high-speed devices?

Sandi needs to format a Web site with 20 pages. She wants to use CSS to apply a style rule to the H3 selector on all pages in the site. What is the most efficient way for her to apply this formatting?

Web pages with content that flashes, flickers or strobes can cause accessibility problems for which type of users?

You are managing an IT project, and you need information about customer preferences. Which of the following stakeholders is best to provide this information?

When creating its Web presence, a business should choose its domain name carefully so that users will be able to recall it easily. Every domain name is unique. With which of the following must each domain name be registered?

Which layer of the Open Systems Interconnection reference model (OSI/RM) organizes transmitted information into datagrams or packets?

Which of the following is the best example of a client?

Luis uses JavaScript code in his Web site's home page. The script notifies Microsoft Internet Explorer 5.0 users of a possible usability problem. What does this script do?

Which of the following is a contract used in project management that outlines the requirements for each project task to ensure that the project objectives are met?

Mike wants to download the Macromedia Flash MX 2004 viewer software to his desktop. Which Internet protocol will he use?

You have two computers, each with a different operating system. One is a Linux system, which uses the Gnu Public License (GPL). You can use this Linux software free of charge, and you can make changes to code that created the operating system. The other system is a Windows system. Which of the following describes a typical commercial software license?

What is Dynamic Host Configuration Protocol (DHCP)?

Which port does a Domain Name System (DNS) server use to listen for client queries?

When you use an analog phone line and modem to initially connect to the Internet, which protocol are you using?

Which of the following is the most popular protocol that provides authentication and encryption for secure exchanges over the Internet?

You are developing some new pages for your company's Web site, and you are ready to post the pages to the site. You will upload your files to a remote Web server using a command-line FTP client. To upload the files, which command will your FTP client program use?

Which common peripheral connection port can support up to 127 peripherals, and support speeds of up to 480 Kbps?

Which of the following would you expect to occur during a Web site planning meeting?

Lars has difficulty when he tries to access some Web pages. He suspects that his browser has a problem or a bug. Which of the following should he consider downloading?

Your wireless client cannot properly communicate with a wireless access point (WAP). Which of the following might need to be changed?

Which choice lists the three basic elements that are required by all networks?

You received the following file attachments in e-mail messages from unknown sources. Which is the most likely to contain a computer virus?

Maria wants to use Cascading Style Sheets (CSS) to apply formatting styles to her Web pages. In her style sheet, she sets the page's background color to blue and the font to Arial. Which style rule is correct in an external style sheet?

Which technology could you use to add a pop-up dialog box to your Web site's home page?