12.1.10

You have a notebook computer with a built-in wireless network card. One day, the network card stops working. Because the network card is integrated onto the motherboard, you do not want to replace the entire motherboard.What can you use to connect to the wireless network? (Select two.)

Insert an ExpressCard wireless network card. Insert a wireless USB network card.

You recently replaced a malfunctioning video card on your laptop. After you reassemble the laptop, everything works well except for the wireless network connection. The wireless adapter functioned correctly before you replaced the video card. Which action can MOST likely resolve this problem?

Reconnect the antenna connections.

Infrared wireless

sends data and communications wirelessly over an infrared connection from a device to a computer.

You are a technician tasked with replacing the processor in a client's laptop. The laptop has been experiencing overheating issues and the client suspects the processor might be the cause. After opening the laptop, you notice that the processor is soldered onto the motherboard. What which of the following would be the BEST next step?

Advise the client to purchase a new laptop.

Which component is designed to let you use a notebook system as a desktop system by making it possible to connect a normal-sized external mouse, keyboard, monitor, and speakers?

Docking station

you need to replace the video card in a laptop. Which of the following is the first step?

Find a service manual with correct disassembly procedures.

While using the touchpad on a laptop computer, you notice that the mouse is not responding very well, making it difficult to move the mouse around the screen. Which of the following actions would MOST likely fix this problem?

Recalibrate the touchpad.

You are troubleshooting a malfunctioning notebook computer system. The user has indicated that the LCD screen suddenly became dark and difficult to read while they were downloading a large file through the wireless network while the system was plugged in at their desk. You have checked the system and determined that the backlight has stopped working. Which of the following are the MOST likely causes? (Select two.)

The cold cathode fluorescent lamp (CCFL) has burned out and needs to be replaced. The inverter in the LCD assembly has malfunctioned.

A user opens a help desk ticket to replace a laptop keyboard. The user reports that the cursor randomly moves when typing, causing them to make frequent typing corrections. The problem does not occur when the laptop is attached to a docking station and an external keyboard is used. You want to find a more affordable solution than replacing the keyboard. Which of the following actions BEST mitigates this problem?

Use the special function key to disable the touchpad when the laptop keyboard is used.

USB ports

can allow you to individually connect external components, such as a keyboard or mouse,

Bluetooth

designed for connecting short-range wireless devices (such as speakers or a headset)

The bezel

is the case that the LCD screen is set in and typically houses the antennae for wireless network cards.

FireWire ports

often used for connecting external hard drives and digital camcorders that benefit from a high transfer rate.

Bluetooth is used to connect to

personal area networks (PANs), not LANs.

ou can typically view or add memory to a laptop by

removing the access panel on the bottom of the notebook.

On most notebooks, you access the video card by

removing the keyboard.

Which of the following laptop features will BEST minimize the awkward movement of carrying a bulky laptop with a hinged display while providing the flexibility to use the device at a desk?

rotating or removable screen

If the video card can be replaced,

you will need to disconnect the display wires.