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?
As an IT professional, you must always consider the Return on Investment (ROI) impact that IT projects have on your organization. You may be required to justify a project's benefits relative to its cost. What must you do to relate such information about IT projects to upper managers?
Which e-commerce protocol is defined as the interorganization exchange of documents in standardized electronic form directly between participating computers?
Which of the following Web site maintenance functions helps ensure that users continue to visit your site?
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?
Which protocol is used to transmit files across the Web to be rendered by a Web browser?
Which technology is used to create a table in a relational database?
You received an e-mail message from a co-worker. It includes a .zip file as an attachment. The e-mail message explains that the attachment updates a critical flaw in the operating system and provides detailed instructions for installing the program. Which step should you perform first?
You have been asked to determine the download time for pages on your site. One page consists of the XHTML document, several image files, and a Flash presentation. These elements equal 84 kilobytes (KB) total. How long will it take for this page to be downloaded by a user with an Internet connection speed of 33.6 kilobits per second (Kbps)?
Perl, .Net and PHP are all examples of:
Which of the following is an example of a dial-up Internet connection?
Chris has decided to increase the cellspacing attribute value in his XHTML table. What is affected by this change?
You are hosting a Web server in your office. Your ISP will provide connectivity. What do you need from your ISP in order to publish your site?
Which port does a Domain Name System (DNS) server use to listen for client queries?
Maria has filled all the memory space on her hard drive. She plans to obtain a larger hard drive in a month, but she needs some hard drive space now to finish a project. What can she do to free up some hard drive space?
What is the primary purpose of the Domain Name System (DNS)?
You received the following file attachments in e-mail messages from unknown sources. Which is the most likely to contain a computer virus?
Chris works on the Web team for his company. He updates the company Web site at the IP address 12.42.192.73. On Chris's business cards, he uses the URL www.CIWcertified.com instead of the IP address for the company site. Which technology allows both the URL and the IP address to refer to the same Web site?
The Human Resources department needs to provide a variety of policy information to the company employees. Members of HR will configure and manage their own Web server in-house. This server will use Linux and Apache Server, and it will be part of the company intranet. Which of the following costs must be considered?
Which is the best way to ensure that the Web pages you create will display properly in standard Web browsers?
A company with a business-to-consumer Web site uses a service to securely transmit its customers' credit card information to the company's merchant bank. Which technology performs this function?
Which of the following best describes the functionality of Extensible Markup Language (XML)?
Which device contains a transceiver, is responsible for transmitting and receiving only digital network signals, and can be attached to a workstation via various methods, including Universal Serial Bus (USB) and Peripheral Component Interconnect (PCI)?
Which term describes the activity of a hacker who travels through a neighborhood or business district trying to discover unsecured wireless networks?
When you use an analog phone line and modem to initially connect to the Internet, which protocol are you using?