You received an e-mail message from a co-worker. It includes a .zip file as an attachment. The email 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?

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

As the marketing director for Hot Chocolates Inc., you want to distribute timely information to
customers about your company’s products. You want to send product announcements via e-mail
to customers who are interested in receiving this information. Which is the best way to distribute

this information?

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

A member of your Web team is gone on vacation. She made some changes to a Web page before
leaving. You need information about the changes she made, but you cannot determine the
changes without asking her. How can you resolve this problem in the future?

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 technology is used to create a table in a relational database?

What is an intranet?

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

Angel is a member of the Web development team. She is responsible for developing the overall
plan of the Web site. What is Angel’s job role?