I'm a computer.

A technician has determined that a laptop keyboard will need to be removed in order to replace the laptop's CPU cooling fan. Which of the following steps will most likely be required before the technician can remove the keyboard from the laptop? (Select two.)

• The keyboard backlight will need to be toggled off by using the appropriate Fn keys.

• The keyboard cable(s) will need to be disconnected from the ZIF socket(s).

• The keyboard cable will need to be disconnected from the mini-PCIe slot.

• The keyboard bezel will need to be removed.

• The technician will need to remove the display assembly and system board.

A user called to inform you that the laptop she purchased yesterday is malfunctioning and will not connect to her wireless network. You personally checked to verify that the wireless worked properly before the user left your office. The user states she rebooted the computer several times but the problem still persists. Which of the following is the first step you should take to assist the user in resolving this issue?

• Inform the user she will need to return the laptop so you can replace the internal Wi-Fi card and verify wireless functionality.

• Have the user press the appropriate function key combination to enable the wireless radio and then attempt to connect to the wireless network.

• Instruct the user on how to reseat the internal mini-PCIe wireless adapter and try to connect to the wireless network.

• Ask the user to turn on the laptop's airplane mode and attempt to reconnect to the wireless network.

A few users need to connect an external monitor, external keyboard and mouse, and to a wired network cable to their laptop while visiting a remote office. The laptops are not from the same manufacturer. Which of the following devices will allow the users to connect their laptops to the external devices?

• USB to RJ-45 dongle

• Expansion card

• Port replicator

• Docking station

You are troubleshooting a laptop with multiple sticking keys that result in misspelled words while the user types. Other than several sticking keys, the laptop appears to be functioning properly. You have cleaned the keyboard with compressed air, but the problem persists. After removing one of the key tops, it becomes apparent that a liquid was spilled into the keyboard. Which of the following is the next step in resolving the issue of sticking keys?

• Replace the keyboard with a compatible keyboard.

• Disconnect and reseat the keyboard ribbon cable.

• Clean the keyboard keys with a contact cleaner.

• Replace the laptop system board and reseat all connections.

A technician needs to service a laptop computer that is experiencing an intermittent problem with the display. Which of the following will be most effective at helping the technician complete the work in a timely and efficient manner? (Select two.)

• Backup the data immediately in case the problem is related to the hard drive.

• Document and label the location of the screws and cables before removing them.

• Compare the system board display connections with a properly functioning laptop.

• Organize and place all parts and screws and in one place.

• Charge the laptop battery pack so it is ready to return to the customer with a full charge.

A network technician is on a service call at a remote residential location. He forgot to take some Ethernet cables and needs to make one. What type of connector will he need on both ends of the cable?

• RJ-45

• RJ-11

• DB9

• USB

What type(s) of port transmits both digital audio and digital video with a single connector? Select all that apply.

• DisplayPort

• DVI

• HDMI

• VGA

• SPDIF

Which statements are true regarding motherboards? (Select two)

• Has a CPU socket

• Has slots for DIMMs

• Has a heat sink on the PCIe slots

• Also called a daughter card

• Has eSATA ports for internal SSDs

You are helping a friend build a computer with a modern motherboard that is compatible with the ATX form factor. What type of power supply should you use?

• One with a 20-pin power connector

• One with a 24-pin power connector

• One with an 8-pin power connector

• One with a 15-pin power connector

What tool can help discover and report computer errors and conflicts that occur when you first turn on a computer and before the operating system is launched.

• POST card

• OS diagnostic programs

• Power supply tester

• Multimeter