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CompTIA 220-1101 Practice Test - Questions Answers, Page 33

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Which of the following is an advantage that OLED displays have over LCD displays?

A.
The color does not degrade over time.
A.
The color does not degrade over time.
Answers
B.
The power consumption is lower.
B.
The power consumption is lower.
Answers
C.
The power contrast results in finer grayscale levels.
C.
The power contrast results in finer grayscale levels.
Answers
D.
A backlight is utilized.
D.
A backlight is utilized.
Answers
Suggested answer: B

Explanation:

OLED (Organic Light Emitting Diode) displays have lower power consumption than LCD (Liquid Crystal Display) displays because they do not require a backlight to produce light. Each pixel in an OLED display can emit its own light, which also allows for higher contrast and finer grayscale levels. However, OLED displays are more prone to color degradation over time than LCD displays, which use filters to create colors. Verified

Reference:OLED vs LCD: How to choose the right display for your phone.

An integrated webcam on a user's laptop broke, so a technician installed a temporary, external webcam. Since the external webcam installation, other users can only see part of the user's face during videoconferences. Which of the following BEST describes the reason for this issue?

A.
The webcam is not on a level surface.
A.
The webcam is not on a level surface.
Answers
B.
The webcam driver should be updated.
B.
The webcam driver should be updated.
Answers
C.
The webcam is plugged into the wrong USB port.
C.
The webcam is plugged into the wrong USB port.
Answers
D.
The webcam is not compatible with the OS.
D.
The webcam is not compatible with the OS.
Answers
Suggested answer: A

Explanation:

The most likely reason for the issue is that the webcam is not on a level surface, which causes the camera angle to be distorted. The user should adjust the position of the webcam so that it is aligned with the laptop screen and captures the user's face fully. The other options are not relevant to this issue, as they would not affect the camera angle or visibility of the user's face. Verified

Reference:How to Position Your Webcam Correctly.

A bank wants to leverage cloud computing but would like a cloud solution in which infrastructure is shared with businesses in the same industry. Which of the following cloud models would BEST address the bank's need?

A.
Private
A.
Private
Answers
B.
Hybrid
B.
Hybrid
Answers
C.
Public
C.
Public
Answers
D.
Community
D.
Community
Answers
Suggested answer: D

Explanation:

A community cloud model is a cloud solution in which infrastructure is shared among organizations that have common interests, goals, or concerns, such as security, compliance, or industry standards. This model would best address the bank's need to leverage cloud computing while maintaining a high level of security and privacy for its data and transactions. The other cloud models are not suitable for this scenario, as they either do not offer enough control over the infrastructure (public cloud), or do not allow for sharing of resources among similar organizations (private cloud and hybrid cloud). Verified

Reference: [What Is Community Cloud?]

A user indicates that a laptop is not performing well. A technician determines the laptop has a conventional HDD and that installing a SSD will improve the laptop's performance. Which of the following lists of steps describes what the technician should do to complete the upgrade with the LEAST amount of downtime?

A.
1. Remove the HDD and install the SSD in the laptop. 2. Install the operating system and necessary applications on the SSD. 3. Connect the HDD to the laptop using a USB enclosure. 4. Copy over all of the user's data.
A.
1. Remove the HDD and install the SSD in the laptop. 2. Install the operating system and necessary applications on the SSD. 3. Connect the HDD to the laptop using a USB enclosure. 4. Copy over all of the user's data.
Answers
B.
1. Leave the HDD in place. 2. Install the SSD in an empty drive bay. 3. Leave all data intact on the HDD. 4. Confirm the SSD is accessible in the operating system.
B.
1. Leave the HDD in place. 2. Install the SSD in an empty drive bay. 3. Leave all data intact on the HDD. 4. Confirm the SSD is accessible in the operating system.
Answers
C.
1. Connect the SSD to the laptop using a USB enclosure. 2. Clone the HDD to the SSD using cloning software. 3. Remove the HDD. 4. Install the SSD.
C.
1. Connect the SSD to the laptop using a USB enclosure. 2. Clone the HDD to the SSD using cloning software. 3. Remove the HDD. 4. Install the SSD.
Answers
D.
1. Remove the HDD and install the SSD in the laptop. 2. Install the operating system and necessary applications on the SSD. 3. Install the HDD in a USB enclosure. 4. Provide the external HDD for the user to access the old data.
D.
1. Remove the HDD and install the SSD in the laptop. 2. Install the operating system and necessary applications on the SSD. 3. Install the HDD in a USB enclosure. 4. Provide the external HDD for the user to access the old data.
Answers
Suggested answer: C

Explanation:

The best way to complete the upgrade with the least amount of downtime is to clone the HDD to the SSD using cloning software, and then replace the HDD with the SSD. This way, the user does not have to reinstall the operating system and applications, or copy over their data manually. The other options would either take more time or result in data loss or inaccessibility. Verified

Reference: [How to Upgrade Your Laptop's Hard Drive to an SSD].

An IT technician is working on a help desk ticket concerning a user's inability to create a virtual machine. The technician has already checked the RAM and HDD space in the user's machine. Which of the following settings should the technician check NEXT to help troubleshoot the issue?

A.
BitLocker
A.
BitLocker
Answers
B.
MSConfig
B.
MSConfig
Answers
C.
BIOS
C.
BIOS
Answers
D.
Secure Boot
D.
Secure Boot
Answers
Suggested answer: C

Explanation:

One of the possible settings that could prevent a user from creating a virtual machine is BIOS (Basic Input/Output System). BIOS is a firmware that controls how hardware components interact with each other and with software applications. Some BIOS settings may need to be changed or enabled to allow virtualization, such as VT-x (Intel Virtualization Technology) or AMD-V (AMD Virtualization). The other options are not related to virtualization settings. Verified

Reference: [How To Enable Virtualization In BIOS Settings].


A technician is installing a wireless access point and is required to run all cabling and make patch cords if necessary.

INSTRUCTIONS

Part 1

For each cable type, click the (+) to select the appropriate connector and tool.

part 2

An access point was moved and no longer has connectivity. Connect the access point, patch panel, and switch by clicking the (+) to select the appropriate cable end for each corresponding location to create a link.

The link will be visible after making the second selection of each pair.

Cable ends may be used multiple times, and all placeholders will be filled.


A.
See thesolution below in explanation.
A.
See thesolution below in explanation.
Answers
Suggested answer: A

Explanation:

Check the exhibit diagram for both parts.

Part 2

An analyst has replaced the motherboard in a desktop computer that previously overheated. The analyst presses the power button, hears three beeps, and sees the screen is black.

Which of the following is the best action for the analyst to take to fix this issue?

A.
Replace the power supply.
A.
Replace the power supply.
Answers
B.
Reseat the RAM.
B.
Reseat the RAM.
Answers
C.
Reattach the hard drive.
C.
Reattach the hard drive.
Answers
D.
Flash the BIOS.
D.
Flash the BIOS.
Answers
Suggested answer: B

Explanation:

three beeps and a black screen indicate a memory error of some sort123. This means that the RAM may not be properly installed or connected to the motherboard. Reseating the RAM means removing each stick and re-inserting it, making sure it clicks into place. This can sometimes solve the problem by ensuring a good contact between the RAM and the motherboard.

Replacing the power supply, reattaching the hard drive, or flashing the BIOS are unlikely to fix this issue, since they are not related to the memory error. The power supply provides power to the whole system, the hard drive stores data, and the BIOS is the firmware that controls the boot process. None of these components would cause three beeps and a black screen if they were faulty.

Multiple users contact the help desk to report issues with the network fileshares. Files are accessible, but performance is very slow. Which of the following should a technician perform first?

A.
Defragment the files on the network share.
A.
Defragment the files on the network share.
Answers
B.
Ask the users to perform a network speed test.
B.
Ask the users to perform a network speed test.
Answers
C.
Check the RAID drive status LEDs.
C.
Check the RAID drive status LEDs.
Answers
D.
Start the process of rebuilding the array.
D.
Start the process of rebuilding the array.
Answers
Suggested answer: C

Explanation:

The correct answer is C. Check the RAID drive status LEDs.

RAID stands for Redundant Array of Independent Disks, which is a technology that combines multiple physical disks into a logical unit that provides improved performance, reliability, or both1. RAID can be implemented using hardware or software, and there are different levels of RAID that use different methods of data distribution and redundancy1.

One of the common issues with RAID is disk failure, which means that one or more of the disks in the array stop working properly. Disk failure can affect the performance and availability of the network fileshares, depending on the RAID level and the number of failed disks2. For example, RAID 0, which uses striping to split data across multiple disks, has no redundancy and will lose all data if any disk fails. RAID 1, which uses mirroring to duplicate data on two disks, can tolerate one disk failure and still function. RAID 5, which uses striping with parity to distribute data and error correction information across three or more disks, can also tolerate one disk failure and still function1.

One of the ways to detect disk failure is to check the RAID drive status LEDs, which are lights that indicate the health and activity of each disk in the array. Different RAID controllers may have different LED patterns and colors, but generally, a green LED means that the disk is working normally, a red LED means that the disk has failed or is offline, an amber LED means that the disk is degraded or rebuilding, and a blinking LED means that the disk is active or busy34.

The first step that a technician should perform when troubleshooting network fileshare issues is to check the RAID drive status LEDs to see if any disk has failed or is degraded. This can help identify the cause of the problem and determine the appropriate solution. For example, if a disk has failed in a RAID 1 or RAID 5 array, the technician can replace the failed disk and rebuild the array to restore performance and redundancy. If a disk has failed in a RAID 0 array, the technician will need to restore the data from a backup2.

The other options are not the best steps to perform first. Defragmenting the files on the network share may improve performance by reducing fragmentation, but it will not solve the problem if there is a disk failure in the RAID array. Asking the users to perform a network speed test may help diagnose network issues, but it will not help identify disk issues in the RAID array. Starting the process of rebuilding the array may be necessary after replacing a failed disk, but it should not be done before checking the RAID drive status LEDs.

In a SOHO environment, a user wants to make sensitive, scanned documents available to other users on the domain. The logs need to indicate who accessed the documents and at what time they were accessed. Which of the following settings should a technician set up on the MFP device?

A.
Scan to email
A.
Scan to email
Answers
B.
ADF tray
B.
ADF tray
Answers
C.
PCL
C.
PCL
Answers
D.
SMB share
D.
SMB share
Answers
Suggested answer: D

Explanation:

The correct answer is D. SMB share.

SMB stands for Server Message Block, which is a network protocol that allows file and printer sharing among different devices on a local area network (LAN). An SMB share is a folder or drive that is shared using the SMB protocol and can be accessed by authorized users on the network. An MFP device is a multifunction printer that can perform multiple tasks, such as printing, scanning, copying, and faxing.

In a SOHO (small office/home office) environment, a user who wants to make sensitive, scanned documents available to other users on the domain can set up an SMB share on the MFP device. This way, the user can scan the documents to the SMB share and grant access permissions to the other users who need to view or edit them. The SMB share can also enable logging, which can record who accessed the documents and at what time they were accessed .

The other options are not the best settings for this scenario. Scan to email is a feature that allows the user to scan a document and send it as an email attachment to a recipient. This option may not be secure or convenient for sharing sensitive documents with multiple users on the domain. ADF tray stands for automatic document feeder tray, which is a component of an MFP device that can feed multiple pages of a document into the scanner or copier without manual intervention. This option is not related to sharing or logging scanned documents. PCL stands for Printer Command Language, which is a page description language that controls the layout and printing of documents. This option is not related to sharing or logging scanned documents either.

A systems administrator is working to ensure access to corporate laptops is limited to authorized users. The administrator has already implemented a password policy. Which of the following would be the best option to help the administrator secure the corporate resources?

A.
Trusted Platform Module
A.
Trusted Platform Module
Answers
B.
Biometric scanner
B.
Biometric scanner
Answers
C.
Laptop lock
C.
Laptop lock
Answers
D.
Encryption
D.
Encryption
Answers
Suggested answer: B

Explanation:

The best option to help the administrator secure the corporate resources is B. Biometric scanner. A biometric scanner is a device that can authenticate a user's identity based on their physical or behavioral characteristics, such as fingerprint, iris, face, voice, or signature. A biometric scanner can provide a high level of security and convenience for accessing corporate laptops, as it can prevent unauthorized users from accessing the devices and eliminate the need to remember passwords .

The other options are not the best options for this scenario. A Trusted Platform Module (TPM) is a chip that can store encryption keys and other sensitive data on a laptop. A TPM can enhance the security of data and devices, but it does not limit access to authorized users by itself. A TPM can work with a password or a biometric scanner to provide multifactor authentication . A laptop lock is a device that can physically secure a laptop to a desk or other object using a cable and a lock. A laptop lock can deter theft or tampering, but it does not prevent unauthorized users from accessing the laptop if they have the password or the key. Encryption is a process that can protect data on a laptop by transforming it into an unreadable format using a key. Encryption can prevent unauthorized users from accessing or modifying the data, but it does not prevent them from accessing the laptop itself.

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