1. Joe has just moved his PC to his new of?ce. After hooking up all the cables, he turns on the system, and when it asks for his password, the keyboard will not respond. What could possibly be wrong?

2. Theresa has just ?nished the production of a PowerPoint presentation detailing the design of a new office building. She has included some cool 3-D animations in the presentation to show off the design. When she attempts to save the presentation to a floppy disk, an error occurs. What might have caused the error? Do you have any suggestions that may solve the problem?

3. Cal has purchased a new set of speakers for his PC. The old ones worked just one, but he wanted more power and a subwoofer. When he plugged in the new speakers, they would not work. Power is on to the speakers. What is the first thing you would check?

4. John had a new modem installed in his computer at a local computer shop where he watched as the system successfully connected to his AOL account. When he got home and tried, however, he couldn't get a dial tone. He calls you to ask for help. What should you suggest that he check first?

5. Audrey has just returned to her desk after taking a break. She was only gone a few minutes, so she kept her PC on. Now the monitor is blank and the monitor LED is blinking a different color than usual. What might have happened?