You get a call from a home customer complaining that his com

You get a call from a home customer complaining that his computer is behaving strangely. Some of the symptoms include strange icons and shortcuts appearing on the PC’s taskbar, new programs appearing in Add/Remove Programs, and an unusual number of favorites appearing in Internet Explorer. What is the most likely cause of these events?

A. The computer is infected with malware.

B. A hacker has logged into the customer’s computer remotely.

C. Microsoft Automatic Updates is reconfiguring the computer.

D. The computer’s antivirus program is installing protective applications.

Solution

A. The most likely cause of these events is that the customer’s computer has become infected with some form of malware, which is installing new programs and adding unwanted favorites in the Web browser.