Most Frequently Asked Questions On The A+ Essential
Helpful questions that me "cocodagga" has prepared for any dummy to pass. . . Even you!
Questions and Answers
- 1.
cocodagga.com computers are being connected to a single broadband Internet connection by a router. From the following which do you think would be used to configure the router?
- A.
The monitor and keyboard linked to the router
- B.
DIP switches on the router.
- C.
The Networking icon on the Control Panel.
- D.
A web browser running on one of the computers.
Correct Answer
D. A web browser running on one of the computers.Explanation
A web browser running on one of the computers would be used to configure the router. This is because routers often have a web-based interface that allows users to access and modify their settings through a web browser. By typing the router's IP address into the browser's address bar, users can access the router's configuration page and make any necessary changes to its settings.Rate this question:
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- 2.
From the Windows Advanced Options menu, choose from the following options which ones are available. (Select THREE).
- A.
Debugging Mode with Command Prompt Only
- B.
Press F8 for advanced startup option
- C.
Last Known Good Configuration
- D.
Directory Services Restore Mode
- E.
Safe Mode with Networking
Correct Answer(s)
C. Last Known Good Configuration
D. Directory Services Restore Mode
E. Safe Mode with NetworkingExplanation
The correct answer is Last Known Good Configuration, Directory Services Restore Mode, and Safe Mode with Networking. These options are available in the Windows Advanced Options menu. Last Known Good Configuration allows the system to start with the last known working settings. Directory Services Restore Mode is used for restoring Active Directory. Safe Mode with Networking starts Windows with minimal drivers and services, but still allows network connection for troubleshooting purposes.Rate this question:
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- 3.
if a cocodagga.com computer automatically reboots it could be because there:
- A.
Is an overheating CPU.
- B.
Is a five second power failure.
- C.
Are memory and hard drive space limitations.
- D.
Is a new set of software installed.
Correct Answer
A. Is an overheating CPU.Explanation
If a computer automatically reboots, it could be due to an overheating CPU. Overheating can cause the computer to shut down and reboot as a safety measure to prevent damage to the CPU. This can occur if the computer's cooling system is not functioning properly or if the CPU is being overworked.Rate this question:
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- 4.
. A second hard drive which was recently installed on a cocodagga.com computer is not being recognized. After testing all the cables and jumper settings the TestKing.com technician has difficulty finding the cause of the problem. Choose the correct reason from the options below.
- A.
The hard drive has not yet been formatted
- B.
The boot order settings in the BIOS are incorrect.
- C.
The hard drive has not yet been partitioned.
- D.
The BIOS has not been configured to detect a second hard drive.
Correct Answer
D. The BIOS has not been configured to detect a second hard drive.Explanation
The correct reason for the second hard drive not being recognized is that the BIOS has not been configured to detect a second hard drive. This means that the computer's BIOS settings need to be adjusted in order for the system to detect and recognize the newly installed hard drive. The technician should access the BIOS settings and configure it to detect the second hard drive.Rate this question:
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- 5.
There is a primary difference between a laptop and a desktop CPU. Select TWO options below which you think are correct.
- A.
Power consumption
- B.
Mobility
- C.
Heat production
- D.
Clock speed
- E.
L2 Cache
Correct Answer(s)
A. Power consumption
C. Heat productionExplanation
The two correct options are power consumption and heat production. Laptops typically have lower power consumption and produce less heat compared to desktop CPUs. This is because laptops are designed to be portable and operate on battery power, so they are optimized for energy efficiency. On the other hand, desktop CPUs are usually more powerful and have higher power consumption and heat production due to their larger size and higher performance capabilities.Rate this question:
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- 6.
The output from a power supply is normally rated in ______
- A.
Voltage.
- B.
Watts.
- C.
Joules.
- D.
Ampere hours
Correct Answer
B. Watts.Explanation
The output from a power supply is normally rated in watts. Watts is the unit of power, which represents the rate at which energy is consumed or produced. It is a measure of how much work can be done or how much energy is transferred per unit of time. Voltage is the measure of electric potential difference, joules is the unit of energy, and ampere hours is the unit of electric charge. However, when rating a power supply, the most relevant and commonly used unit is watts.Rate this question:
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- 7.
A cocodagga.com Windows XP computer system is rebooting continuously. To correct this problem, which of the following should be done?
- A.
Reinstall Windows.
- B.
In Safe Mode reinstall device drivers.
- C.
Use the Last Known Good Configuration.
- D.
Use the FIXBOOT command.
Correct Answer
C. Use the Last Known Good Configuration.Explanation
The option to use the Last Known Good Configuration is the correct answer because it allows the computer to start using the most recent settings that worked successfully. This can help to resolve any issues that may have occurred during the previous startup. Reinstalling Windows, reinstalling device drivers in Safe Mode, or using the FIXBOOT command may not necessarily address the root cause of the continuous rebooting issue.Rate this question:
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- 8.
Acocodagga.com computer has been set up and after booting, the USB ports don't seem to be working with any of the USB devices. Choose from the following what the technician should do first.
- A.
Connect the USB devices to a different computer to test the devices.
- B.
Buy new USB wires and test the functionality
- C.
Check the BIOS to verify that USB functionality is enabled.
- D.
Check the computer to verify that the cables for USB are correct.
Correct Answer
C. Check the BIOS to verify that USB functionality is enabled.Explanation
The technician should first check the BIOS to verify that USB functionality is enabled. This is because the issue is with the USB ports not working on the computer, and the BIOS settings control the functionality of hardware components. By checking the BIOS, the technician can ensure that the USB functionality is enabled, which may resolve the issue. Connecting the USB devices to a different computer, buying new USB wires, or checking the cables for USB are all possible troubleshooting steps, but checking the BIOS is the first step to determine if the USB functionality is enabled.Rate this question:
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- 9.
Unauthorized computers could possibly get connected to cocodagga.com's wireless access point. Explain what the cocodagga.com technician should do to help prevent this from occurring.
- A.
DNS on the wireless subnet
- B.
Install security firewall
- C.
MAC address filtering
- D.
DHCP on the wireless subnet
Correct Answer
C. MAC address filteringExplanation
To prevent unauthorized computers from connecting to cocodagga.com's wireless access point, the cocodagga.com technician should implement MAC address filtering. MAC address filtering is a security measure that allows only specific devices with pre-approved MAC addresses to connect to the wireless network. By configuring the access point to only accept connections from authorized MAC addresses, the technician can effectively prevent unauthorized access to the network.Rate this question:
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- 10.
The part of the head assembly that moves across the CD-ROM to read it is called the:
- A.
Write Actuator.
- B.
Photo Detector.
- C.
Head Actuator.
- D.
Disk Actuator.
Correct Answer
C. Head Actuator.Explanation
The head actuator is the part of the head assembly that moves across the CD-ROM to read it. It is responsible for positioning the read/write head accurately over the desired track on the disk. The write actuator is not the correct answer as it refers to the part responsible for writing data onto the disk. The photo detector is also not the correct answer as it refers to the part responsible for detecting light signals from the disk. The disk actuator is not the correct answer as it is not a commonly used term in relation to CD-ROMs.Rate this question:
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