IT Essentials V5 Chapter 7

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IT Essentials V5 Chapter 7 - Quiz


Questions and Answers
  • 1. 

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

    • A.

      The laptops consume more power.

    • B.

      The laptop CPUs are interchangeable with desktop CPUs.

    • C.

      The laptops are designed to produce less heat.

    • D.

      The laptops operate at higher clock speeds.

    • E.

      The laptops use smaller cooling devices.

    Correct Answer(s)
    C. The laptops are designed to produce less heat.
    E. The laptops use smaller cooling devices.
    Explanation
    Laptop CPUs are designed to produce less heat compared to desktop CPUs because laptops have smaller form factors and limited space for heat dissipation. Additionally, laptops use smaller cooling devices such as fans and heat sinks to manage the heat generated by the CPU.

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  • 2. 

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

    • A.

      Cooling fans

    • B.

      Memory

    • C.

      Hard disk drive

    • D.

      Display

    • E.

      CPU

    Correct Answer(s)
    C. Hard disk drive
    D. Display
    Explanation
    In power management settings, two devices that can be set to turn off to conserve battery power are the hard disk drive and the display. When these devices are turned off, they consume less power, thereby extending the battery life. By temporarily disabling the hard disk drive, the system can rely on other storage options such as RAM or solid-state drives, which consume less power. Similarly, turning off the display when not in use helps to conserve battery power as the screen is one of the most power-hungry components of a device.

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  • 3. 

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

    • A.

      Verify full functionality.

    • B.

      Determine the exact cause.

    • C.

      Establish probable causes.

    • D.

      Identify the problem.

    Correct Answer
    D. Identify the problem.
    Explanation
    The first step in the process of troubleshooting a laptop is to identify the problem. This involves understanding what the issue is and what symptoms or errors are occurring. By identifying the problem, it becomes easier to determine the necessary steps to resolve it. Once the problem is identified, further steps can be taken to determine the exact cause, establish probable causes, and verify full functionality.

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  • 4. 

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

    • A.

      Verify full functionality.

    • B.

      Correct the problem.

    • C.

      Document the problem and the solution.

    • D.

      Implement preventive measures.

    Correct Answer
    C. Document the problem and the solution.
    Explanation
    After troubleshooting a laptop, the final task for a technician is to document the problem and the solution. This is important for future reference and to maintain a record of the troubleshooting process. It helps in tracking patterns, identifying recurring issues, and providing a reference for other technicians who may encounter similar problems in the future. Documentation also aids in knowledge sharing and ensures that the solution is properly recorded for future troubleshooting purposes.

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  • 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?

    • A.

      Reboot the operating system.

    • B.

      Plug in the power cord to the wall outlet.

    • C.

      Recharge the battery.

    • D.

      Change the orientation of the laptop.

    Correct Answer
    D. Change the orientation of the laptop.
    Explanation
    Changing the orientation of the laptop can help improve the wireless signal reception. By moving the laptop or adjusting its position, the antenna inside the laptop can potentially receive a stronger signal from the wireless network, allowing the laptop to reconnect to the network. Rebooting the operating system, plugging in the power cord, or recharging the battery may not directly address the issue of lost wireless connection.

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  • 6. 

    Why are SODIMMs well suited for laptops?

    • A.

      They do not produce heat.

    • B.

      They have a small form factor.

    • C.

      They are interchangeable with desktops.

    • D.

      They connect to external ports.

    Correct Answer
    B. They have a small form factor.
    Explanation
    SODIMMs (Small Outline Dual In-Line Memory Modules) are well suited for laptops because they have a small form factor. Laptops have limited space for components, so SODIMMs, being smaller in size compared to regular DIMMs, can fit easily into the laptop's memory slots. This allows for more efficient use of space and enables manufacturers to design thinner and lighter laptops. Additionally, the small form factor of SODIMMs also makes them easier to handle and install in laptops.

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  • 7. 

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

    • A.

      Thermal management has been enabled.

    • B.

      ACPI has not been enabled in the BIOS.

    • C.

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

    • D.

      Wake-On-LAN has been enabled.

    Correct Answer
    B. ACPI has not been enabled in the BIOS.
    Explanation
    The possible cause for the administrator being unable to configure Power Options within Windows is that ACPI has not been enabled in the BIOS. ACPI (Advanced Configuration and Power Interface) is a standard for power management in modern computers, and if it is not enabled in the BIOS, the operating system may not be able to access and control the power options effectively. Enabling ACPI in the BIOS should resolve this issue and allow the administrator to configure Power Options.

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  • 8. 

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

    • A.

      Pull outward by holding the center of the SODIMM module.

    • B.

      Apply downward force on the SODIMM module.

    • C.

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

    • D.

      Desolder the SODIMM module.

    Correct Answer
    C. Press outward on the clips that hold the sides of the SODIMM.
    Explanation
    To remove a SODIMM module from a laptop, the correct way is to press outward on the clips that hold the sides of the SODIMM. This is because SODIMM modules are typically secured in place by clips on either side, and pressing outward on these clips will release the module from its slot. Pulling outward by holding the center or applying downward force can potentially damage the module or the slot. Desoldering is not necessary for removing a SODIMM module.

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  • 9. 

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

    • A.

      Remove all sources of power from the laptop.

    • B.

      Remove the LCD screen.

    • C.

      Remove the outer casing of the laptop.

    • D.

      Remove the power inverter.

    Correct Answer
    A. Remove all sources of power from the laptop.
    Explanation
    Prior to replacing a keyboard on a laptop, a technician should remove all sources of power from the laptop. This is important to ensure the safety of both the technician and the laptop. Removing the power source prevents any electrical current from flowing through the laptop, reducing the risk of electric shock or damage to the internal components. It also helps to avoid any accidental activation of the laptop during the replacement process, which could cause further issues.

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  • 10. 

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

    • A.

      ISA

    • B.

      PCIe

    • C.

      Mini-PCIe

    • D.

      PCI

    • E.

      PCI Express Micro

    Correct Answer(s)
    C. Mini-PCIe
    E. PCI Express Micro
    Explanation
    Mini-PCIe and PCI Express Micro are commonly used internal expansion slots in laptops to install wireless adapter cards. These slots provide the necessary connectivity and bandwidth for wireless communication. ISA and PCI are older expansion slots that are not commonly used in modern laptops, while PCIe is a faster and more advanced version of PCI. Therefore, Mini-PCIe and PCI Express Micro are the correct choices for installing wireless adapter cards in laptops.

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  • 11. 

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

    • A.

      Return the device to the customer.

    • B.

      Verify the solution.

    • C.

      Document the solution.

    • D.

      Ask the customer to explain the problem.

    Correct Answer
    B. Verify the solution.
    Explanation
    After implementing a solution on a laptop, the next step in the troubleshooting process is to verify the solution. This involves checking if the problem has been completely resolved and if the laptop is functioning properly. By verifying the solution, it ensures that the issue has been effectively addressed and that the customer will not face any further problems.

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  • 12. 

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

    • A.

      The power inverter is failing.

    • B.

      The display properties are incorrectly set.

    • C.

      The screen has been burned in.

    • D.

      The power management features are incorrectly set.

    • E.

      One of the RAM modules is failing.

    Correct Answer
    B. The display properties are incorrectly set.
    Explanation
    The probable cause of the laptop display appearing stretched and pixelated is that the display properties are incorrectly set. This means that the resolution settings or the aspect ratio settings of the display are not properly configured, causing the image to be stretched and the pixels to appear distorted. Adjusting the display properties to the correct settings should resolve the issue.

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  • 13. 

    Which statement is true about laptops?

    • A.

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

    • B.

      Laptop CPUs do not use cooling devices.

    • C.

      Laptops use fewer components than desktops use.

    • D.

      Laptop motherboards have standard form factors.

    Correct Answer
    A. Most of the internal components that are designed for laptops cannot be used for desktops.
    Explanation
    Most of the internal components that are designed for laptops cannot be used for desktops because laptops are designed with smaller and more compact components to fit within their limited space. Desktops, on the other hand, have larger and more expandable components. Therefore, the internal components of laptops are not compatible with desktops due to their different sizes and form factors.

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  • 14. 

    What is a definition for CPU throttling?

    • A.

      Overclocking

    • B.

      Upgrading the CPU without changing the motherboard

    • C.

      The sharing of processing between two or more cores

    • D.

      The ability to modify CPU clock speed as needed

    Correct Answer
    D. The ability to modify CPU clock speed as needed
    Explanation
    CPU throttling refers to the ability to modify the CPU clock speed as needed. This means that the CPU's clock speed can be adjusted dynamically based on the workload and performance requirements. Throttling allows the CPU to run at a lower clock speed when the system is not heavily loaded, conserving power and reducing heat generation. It also enables the CPU to ramp up its clock speed when there is a demand for higher performance, ensuring efficient utilization of resources.

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  • 15. 

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

    • A.

      To open the CD/DVD tray

    • B.

      To detach the laptop from the docking station

    • C.

      To disconnect a USB device

    • D.

      To remove the laptop battery

    Correct Answer
    B. To detach the laptop from the docking station
    Explanation
    The purpose of the eject button on a laptop docking station is to detach the laptop from the docking station. This button allows the user to disconnect the laptop quickly and easily from the docking station, enabling them to use their laptop independently or carry it with them.

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  • 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?

    • A.

      Fn +

    • B.

      Shift +

    • C.

      Ctrl +

    • D.

      Alt +

    Correct Answer
    A. Fn +
    Explanation
    The key sequence "Fn +" is used to control whether the content of the screen will be presented on a built-in display or on an external display.

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  • 17. 

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

    • A.

      A reactive routine that is performed monthly

    • B.

      A proactive routine that is performed monthly and as needed

    • C.

      A proactive routine that is performed every six months

    • D.

      A reactive routine that is performed only as needed

    Correct Answer
    B. A proactive routine that is performed monthly and as needed
    Explanation
    Performing a proactive routine that is performed monthly and as needed would be the most effective preventive maintenance routine for company laptops that are subject to high use. This means regularly conducting maintenance tasks such as software updates, virus scans, disk cleanups, and hardware checks on a monthly basis. Additionally, addressing any issues or performing maintenance tasks as needed ensures that potential problems are identified and resolved promptly, preventing them from escalating and causing major disruptions or damage to the laptops. This proactive approach helps to maintain the optimal performance and reliability of the laptops, reducing the risk of unexpected failures and downtime.

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  • 18. 

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

    • A.

      Car wax

    • B.

      Rubbing alcohol

    • C.

      Cotton swabs

    • D.

      Ammonia

    • E.

      Mild cleaning solution

    Correct Answer(s)
    C. Cotton swabs
    E. Mild cleaning solution
    Explanation
    Cotton swabs are recommended for cleaning laptops because they are small and can reach into tight spaces to remove dust and dirt. Mild cleaning solution is also recommended because it is gentle enough to clean the laptop without causing damage. Car wax, rubbing alcohol, and ammonia are not recommended as they can be too harsh and may damage the laptop's surface.

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  • 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.)

    • A.

      CPU

    • B.

      Hard disk platters and heads

    • C.

      Exterior case

    • D.

      Keyboard

    • E.

      RAM

    Correct Answer(s)
    C. Exterior case
    D. Keyboard
    Explanation
    The exterior case and keyboard are two examples of laptop components that should be included in the monthly cleaning routine. The exterior case can accumulate dust and dirt over time, which can affect the overall performance and appearance of the laptop. Cleaning the exterior case regularly can help maintain its condition and prevent any potential damage. The keyboard is another component that can easily collect dust, crumbs, and other debris, which can affect the functionality of the keys. Regular cleaning of the keyboard can help prevent any buildup and ensure smooth operation.

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  • 20. 

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

    • A.

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

    • B.

      Control Panel > System > Device Manager

    • C.

      Control Panel > Administrative Tools > Services

    • D.

      Control Panel > Internet Options

    Correct Answer
    A. Control Panel > Networking and Sharing Center > Set up a new connection or network
    Explanation
    In order to configure a new wireless connection on a Windows 7 laptop, the technician would need to go to the Control Panel. From there, they would navigate to the Networking and Sharing Center. Within the Networking and Sharing Center, they would find the option to set up a new connection or network. This is where the technician can configure the new wireless connection on the laptop.

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  • 21. 

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

    • A.

      CPU

    • B.

      Peripheral devices

    • C.

      Motherboard

    • D.

      Power supply

    Correct Answer
    B. Peripheral devices
    Explanation
    Peripheral devices such as keyboards, mice, monitors, and printers can be easily interchanged between a laptop and a desktop PC. These devices are typically connected to the computer through USB ports, which are present in both laptops and desktops. Therefore, they can be used interchangeably without any compatibility issues. On the other hand, components like the CPU, motherboard, and power supply are specific to the type and form factor of the computer, making them non-interchangeable between laptops and desktop PCs.

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  • 22. 

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

    • A.

      USB cable

    • B.

      EIA/TIA 232 cable

    • C.

      None. Bluetooth connections are wireless

    • D.

      Parallel cable

    • E.

      VGA cable

    Correct Answer
    C. None. Bluetooth connections are wireless
    Explanation
    Bluetooth connections are wireless, which means that they do not require any cables to establish a connection between devices. Bluetooth technology uses radio waves to transmit data between devices, eliminating the need for physical cables. Therefore, in order to connect a Bluetooth device to a laptop, no cable is needed.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jul 21, 2014
    Quiz Created by
    John
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