A new Certkiller .com computer has been set up and after booting, the USB ports don’t seem to be
working with any of the USB devices. Select from the following what the technician should do first.

You are the network administrator at Certkiller .com. Certkiller .com has several workstations that
have wireless 802.11g network adapters. Every day at around lunchtime wireless users complain
of lack of connectivity. What can you do to this problem?

Why would a computer reboot automatically?

How can you check which users have permissions to install drivers? (Choose TWO.)

You need to troubleshoot a six month old computer that has never been connected to the Internet
and is operating much slower than it should and takes twice as long to open documents than it did
when it was still new. What should you do?

Which of the following represents good practice for optimizing system performance? (Choose
THREE.)

Which of the following technologies will provide the fastest interface for printing from a
workstation?

Which tab in the Systems Properties window will yield information regarding the amount of random
access memory (RAM) that is currently installed on a Windows XP computer?

Which of the following should be included when performing preventive maintenance of hardware?
(Select TWO.)

When cleaning a monitor it is recommended that you apply cleaning solution to