ITE Final Exam

Why do laptop computers use CPU throttling techniques?

• to enhance the performance of the CPU

• to reduce the heat that the CPU may generate

• to ensure the CPU is running at its peak speed

• to conserve the battery life by reducing the bus speed between the CPU and RAM

What is the purpose of RAID adapters?

• to allow older PCI technology expansion slots to be used

• to provide enhanced audio and graphic capabilities

• to connect multiple storage devices for redundancy or speed

• to connect peripheral devices to a PC to improve performance

Which type of interface should a customer choose if connecting a single cable from a Microsoft Windows computer to output both audio and video to a high definition television?

• DVI

• HDMI

• PS/2

• DB-15

What tool is included in the Mac OS X for backing up disks to image files and recovering disk images?

• Disk Utility

• Deja Dup

• Disk Error-Checking

• System Restore

A new technician has joined the IT team and is about to service a heavy printer. Which two precautions should be taken to avoid any injury when transporting the heavy printer to the service area? (Choose two.)

• Avoid lifting the equipment using the strength in your back.

• Lift the equipment using the strength in your legs and knees.

• Avoid bending your knees when lifting the printer.

• Bend your back to pick the printer up.

• Avoid lifting the printer close to your body.

What type of device provides power to a computer and allows it to be safely shut down in the event of a power loss?

• surge suppressor

• uninterruptible power supply

• standby power supply

• power inverter

Which measure can help control RFI effects on wireless networks?

• Ensure the humidity and temperature levels are set as low as possible.

• Ensure the number of wireless NICs exceeds the number of wireless phones.

• Ensure the wireless network is on a different frequency than the offending source.

• Ensure each wireless NIC is configured to operate at different frequencies from all other wireless NICs.

What can be tested with a digital multimeter?

• wireless signal strength and access point positioning

• basic functionality of computer ports

• copper cable location

• quality of electricity in computer components

When should a technician avoid wearing an antistatic wrist strap?

• when installing RAM

• when replacing a power supply unit

• when installing a hard drive

• when opening a computer case

Refer to the exhibit. As part of the process of building a computer, what is the proper order of the first three steps in the installation of a power supply?

• Steps 1, 2, 4

• Steps 1, 3, 2

• Steps 1, 4, 3

• Steps 2, 3, 4