IT Essentials Chapter 7 V5.0 Answers

1. Which statement is true about laptops?

Most of the internal components that are designed for laptops cannot be used for desktops.

Laptop CPUs do not use cooling devices.

Laptops use fewer components than desktops use.

Laptop motherboards have standard form factors.


2. A technician has been asked to decide which laptop components should be cleaned on a monthly basis as part of a maintenance routine. What are two examples of components that should be included? (Choose two.)


hard disk platters and heads

exterior case




3. Which two internal expansion slots in laptops are commonly used to install wireless adapter cards? (Choose two.)





PCI Express Micro


4. Why are SODIMMs well suited for laptops?

They do not produce heat.

They have a small form factor.

They are interchangeable with desktops.

They connect to external ports.


5. To clean laptops, which two products are recommended? (Choose two.)

car wax

rubbing alcohol

cotton swabs


mild cleaning solution


6. What is the final task for a technician after troubleshooting a laptop?

Verify full functionality.

Correct the problem.

Document the problem and the solution.

Implement preventive measures.


7. Which component or components would be interchangeable between a laptop and and a desktop PC?


peripheral devices


power supply


8. What is the first step in the process of troubleshooting a laptop?

Verify full functionality.

Determine the exact cause.

Establish probable causes.

Identify the problem.


9. Which key sequence may be used to control whether the content of the screen will be presented on a built-in display or on an external display?

Fn +

Shift +

Ctrl +

Alt +


10. A user needs to connect a Bluetooth device to a laptop. Which type of cable is needed to accomplish this?

USB cable

EIA/TIA 232 cable

None. Bluetooth connections are wireless.

parallel cable

VGA cable


11. What would be the most effective preventive maintenance routine for company laptops that are subject to high use?

a reactive routine that is performed monthly

a proactive routine that is performed monthly and as needed

a proactive routine that is performed every six months

a reactive routine that is performed only as needed


12. What is the purpose of the eject button on a laptop docking station?

to open the CD/DVD tray

to detach the laptop from the docking station

to disconnect a USB device

to remove the laptop battery


13. A technician notices that a laptop display appears stretched and pixelated. What is a probable cause of this?

The power inverter is failing.

The display properties are incorrectly set.

The screen has been burned in.

The power management features are incorrectly set.

One of the RAM modules is failing.


14. What can a user do to reconnect a laptop to a functioning wireless network after a laptop has been moved and the connection has been lost?

Reboot the operating system.

Plug in the power cord to the wall outlet.

Recharge the battery.

Change the orientation of the laptop.


15. What is the next step in the troubleshooting process after a solution has been implemented on a laptop?

Return the device to the customer.

Verify the solution.

Document the solution.

Ask the customer to explain the problem.


16. What is a definition for CPU throttling?


upgrading the CPU without changing the motherboard

the sharing of processing between two or more cores

the ability to modify CPU clock speed as needed

17. An administrator tries to configure Power Options within Windows, but is unable to do so. What is the possible cause?

Thermal management has been enabled.

ACPI has not been enabled in the BIOS.

The administrator does not have user privileges to change the settings.

Wake-On-LAN has been enabled.


18. A technician has installed a wireless Ethernet card in a Windows 7 laptop. Where would the technician configure a new wireless connection?

Control Panel > Networking and Sharing Center > Set up a new connection or network

Control Panel > System > Device Manager

Control Panel > Administrative Tools > Services

Control Panel > Internet Options


19. A technician is trying to remove a SODIMM module from a laptop. What is the correct way to do this?

Pull outward by holding the center of the SODIMM module.

Apply downward force on the SODIMM module.

Press outward on the clips that hold the sides of the SODIMM.

Desolder the SODIMM module.


20. Which two statements are true of a laptop CPU when compared to a desktop CPU? (Choose two.)

The laptops consume more power.

The laptop CPUs are interchangeable with desktop CPUs.

The laptops are designed to produce less heat.

The laptops operate at higher clock speeds.

The laptops use smaller cooling devices.


21. What should a technician do prior to replacing a keyboard on a laptop?

Remove all sources of power from the laptop.

Remove the LCD screen.

Remove the outer casing of the laptop.

Remove the power inverter.


22. In the power management settings, which two devices can be set to turn off to conserve battery power? (Choose two.)

cooling fans


hard disk drive



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