Computers 2d

Question #151

Topic 1

A user calls the help desk to report that Windows installed updates on a laptop and rebooted overnight. When the laptop started up again, the touchpad was no longer working. The technician thinks the software that controls the touchpad might be the issue. Which of the following tools should the technician use to make adjustments?

• • A. eventvwr.msc

• • B. perfmon.msc

• • C. gpedit.msc

• • D. devmgmt.msc

Answer explanation

To make adjustments to the software that controls the touchpad on a laptop after Windows installed updates and the touchpad stopped working, the technician should use: D. devmgmt.msc (Device Manager).

Question #152

Topic 1

Antivirus software indicates that a workstation is infected with ransomware that cannot be quarantined. Which of the following should be performed FIRST to prevent further damage to the host and other systems?

• • A. Power off the machine.

• • B. Run a full antivirus scan.

• • C. Remove the LAN card.

• • D. Install a different endpoint solution.

Answer explanation

A because it say what should be done FIRST, so power off the pc, remove LAN card, then perform antivirus scan

Question #153

Topic 1

A technician has been tasked with troubleshooting audiovisual issues in a conference room. The meeting presenters are unable to play a video with sound. The following error is received:

The Audio Driver is not running.

Which of the following will MOST likely resolve the issue?

• • A. compmgmt.msc

• • B. regedit.exe

• • C. explorer.exe

• • D. taskmgr.exe

• • E. services.msc

Answer explanation

The error message "The Audio Driver is not running" suggests that the audio driver on the computer may have stopped working or failed to start. Therefore, the most likely solution to resolve the issue is to check the status of the audio driver and restart it if necessary. The best tool to use for this task is the "Services" management console (services.msc) which allows you to manage and control system services, including the audio driver. Therefore, the correct answer is F. services.msc. Using the Services management console, the technician can check if the audio driver service is running, and if not, restart it.

Question #154

Topic 1

A technician installed a new application on a workstation. For the program to function properly, it needs to be listed in the Path Environment Variable. Which of the following Control Panel utilities should the technician use?

• • A. System

• • B. Indexing Options

• • C. Device Manager

• • D. Programs and Features

Answer explanation

• System (Option A): The System utility in the Control Panel allows access to various system-related settings, including the Environment Variables. To add an application to the Path Environment Variable, the technician can navigate to "Advanced system settings" and then click on the "Environment Variables" button.

Question #155

Topic 1

A systems administrator is setting up a Windows computer for a new user. Corporate policy requires a least privilege environment. The user will need to access advanced features and configuration settings for several applications. Which of the following BEST describes the account access level the user will need?

• • A. Power user account

• • B. Standard account

• • C. Guest account

• • D. Administrator account

Answer explanation

A standard user account provides restricted access compared to an administrator account but allows users to use most software and make some system changes that don't affect the overall system configuration. It's a suitable choice for users who need to perform advanced tasks within the boundaries of their applications but should not have full control over the system's settings or security.

Question #156

Topic 1

A technician downloads a validated security tool and notes the vendor hash of a11e11a1. When the download is complete, the technician again validates the hash, but the value returns as 2a222a2b2. Which of the following is the MOST likely cause of the issue?

• • A. Private-browsing mode

• • B. Invalid certificate

• • C. Modified file

• • D. Browser cache

Answer explanation

Based on the information provided, the most likely cause of the issue is a modified file. The fact that the hash value has changed from the expected value suggests that the file has been modified in some way. This could be due to a number of factors, such as a virus or malware infecting the file, or the file being intercepted and modified during transmission.

Question #157

Topic 1

A company needs to securely dispose of data stored on optical discs. Which of the following is the MOST effective method to accomplish this task?

• • A. Degaussing

• • B. Low-level formatting

• • C. Recycling

• • D. Shredding

Answer explanation

D is correct because optical disks can be shredded when the disk is no longer needed. Degaussing only applies to the HDD.

Question #158

Topic 1

A mobile phone user has downloaded a new payment application that allows payments to be made with a mobile device. The user attempts to use the device at a payment terminal but is unable to do so successfully. The user contacts a help desk technician to report the issue. Which of the following should the technician confirm NEXT as part of the troubleshooting process?

• • A. If airplane mode is enabled

• • B. If Bluetooth is disabled

• • C. If NFC is enabled

• • D. If Wi-Fi is enabled

• • E. If location services are disabled

Answer explanation

• NFC( Near Field Communication) is the right answer. method of wireless data transfer that allows smartphones, laptops, tablets and other devices to share data when in close proximity. NFC technology powers contactless payments via mobile wallets like Apple Pay and Google Pay, as well as contactless cards.

Question #159

Topic 1

A Chief Executive Officer has learned that an exploit has been identified on the web server software, and a patch is not available yet. Which of the following attacks MOST likely occurred?

• • A. Brute force

• • B. Zero day

• • C. Denial of service

• • D. On-path

Answer explanation

A zero-day (0day) exploit is a cyber attack targeting a software vulnerability which is unknown to the software vendor or to antivirus vendors. The attacker spots the software vulnerability before any parties interested in mitigating it, quickly creates an exploit, and uses it for an attack.

Question #160

Topic 1

A user has a license for an application that is in use on a personal home laptop. The user approaches a systems administrator about using the same license on multiple computers on the corporate network. Which of the following BEST describes what the systems administrator should tell the user?

• • A. Use the application only on the home laptop because it contains the initial license.

• • B. Use the application at home and contact the vendor regarding a corporate license.

• • C. Use the application on any computer since the user has a license.

• • D. Use the application only on corporate computers.

Answer explanation

Typically, a license for software is valid for a specific number of installations or users. If a user has a license for personal use on their home laptop, they should adhere to the terms of the license agreement. In this case, it's important for the user to use the application only on the home laptop as per the initial license terms. If the user wants to use the application on multiple computers on the corporate network, they should contact the vendor to inquire about obtaining a corporate license that allows for such usage. Using the application on corporate computers without the appropriate licensing could violate the terms of the license agreement and may result in legal and compliance issues.