IT Essentials v5 Chapter 7 exam answers

By | December 4, 2013

IT Essentials v5 Chapter 7 exam answers
1
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.

2
In the power management settings, which two devices can be set to turn off to conserve battery power? (Choose two.)
cooling fans
memory
hard disk drive
display
CPU

3
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.

4
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.

5
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.

6
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.

7
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.

8
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.

9
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.

10
Which two internal expansion slots in laptops are commonly used to install wireless adapter cards? (Choose two.)
ISA
PCIe
Mini-PCIe
PCI
PCI Express Micro

11
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.

12
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.

13
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.

14
What is a definition for CPU throttling?
overclocking
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

15
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

16
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 +

17
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

18
To clean laptops, which two products are recommended? (Choose two.)
car wax
rubbing alcohol
cotton swabs
ammonia
mild cleaning solution

19
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.)
CPU
hard disk platters and heads
exterior case
keyboard
RAM

20
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

21
Which component or components would be interchangeable between a laptop and and a desktop PC?
CPU
peripheral devices
motherboard
power supply

22
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

  • Khaldoun

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