Exam 7: The Web and E-Mail

Critical Thinking questions (Multiple Choice) While using your Web browser to search for a Web site, you get the HTTP status code 404 message. What is your computer trying to tell you?

Which of the following is NOT antispyware?

A digital license is an electronic attachment to a file, such as an ActiveX control, that verifies the identity of its source.

Privacy advocates question the wisdom of search engines retaining queries.

What worries privacy advocates about ad-serving cookies?.

Smileys are symbols that can be added to e-mail messages to convey emotions and take the edge off potentially inflammatory remarks.

Banner and popup ads earn revenue for hosting merchants based on ____________________ --- the number of times that site visitors click the ad to connect to the advertiser's site.

What is Web authoring software?

The figure above shows an antispoofing tool that helps to confirm that the site you re actually visiting is the one you intended to visit.

A(n) ____ tag produces a graphic when the Web page is displayed by a browser.

A(n) ____________________ provides the rights to a storage area, or "mailbox," supplied by an e-mail provider, such as an ISP.

Traditionally, port 25 is devoted to HTTP traffic, port 21 deals with SMTP e-mail traffic, and port 80 handles FTP.

Case Based Critical Thinking Questions Case 1 Marissa is concerned about Internet security for e-commerce. While researching the topic, she has learned about ActiveX controls and Java applets. The URL in the browser's Address box contains the domain name of the Web server that your browser contacts. Your browser opens a socket and connects to a similar open socket at the Web server. Next, your browser generates and sends an HTTP message through the socket. The server sends back the requested HTML document through the open sockets. What is the last step?

____ is similar to POP but it gives you the option of downloading your mail or leaving it on the server.

Case 2 Jessica does a lot of shopping online and has used an online shopping cart many times. Her major questions are is it safe to shop online, and how does e-commerce affect privacy by gathering information? She is justifiably worried about personal information and credit card numbers supplied in the course of an e-commerce transaction. Merchants who market goods and services are eager to get the attention of prospective customers, but they sometimes secretly gather information and also relay it to advertisers or other interested parties. Most shopping carts work because they use ____ to store information about your activities on a Web site.

A search engine ____ is software that culls keywords from a Web page and stores them in a database.

The term ____________________ was first used in the mid-1960s to describe a computer system that could store literary documents, link them according to logical relationships, and allow readers to comment and annotate what they read.

Case 4 Elizabeth is doing a series of Internet searches. She is finding that there are efficient and precise ways to do these searches. Her first search is for pages that include the term "railroad history," but she is not interested in "cars". What would be the search operator right before the keyword "cars"?