On a UNIX host, you should run a ____ check, a set of software programs that makes sure any software you're running on your system is a trusted program.

In telecommunications, baseband is used to

A) Send a list of contacts to be saved B) Send mobile phones instant messages C) Send information to a central storage device D) Send updates to mobile devices

A technician has been asked to test an inkjet printer purchased 6 months ago that is being pulled from stock and put into use for the first time. The documentation indicates that the unit was successfully tested after it was received. After attempting to connect and install the driver, he finds that neither the self-test page nor the Windows test page produces print on the paper. He pulls the

inkjet cartridge out and shakes it, determining that it has ink in it. What should he do next? a. Replace the cartridge with a new one. b. Send the printer back to the manufacturer. c. Call the manufacturer. d. Reinstall the correct driver.