A homeowner recently moved and requires a new router for the new ISP to function correctly. The internet service has been installed and has been confirmed as functional. Which of the following is the FIRST step the homeowner should take after installation of all relevant cabling and hardware?

• A.Convert the PC from a DHCP assignment to a static IP address.
• B.Run a speed test to ensure the advertised speeds are met.
• C.Test all network sharing and printing functionality the customer uses.
• D.Change the default passwords on new network devices.

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A customer calls the help desk asking for instructions on how to modify desktop wallpaper. Which of the following Windows 10 settings should the technician recommend?

• A.Personalization
• B.Apps
• C.Updates
• D.Display

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Every time a user tries to open the organization's proprietary application on an Android tablet, the application immediately closes. Other applications are operating normally. Which of the following troubleshooting actions would MOST likely resolve the Issue? (Select TWO).

• A.Uninstalling the application
• B.Gaining root access to the tablet
• C.Resetting the web browser cache
• D.Deleting the application cache
• E.Clearing the application storage
• F.Disabling mobile device management

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Which of the following common security vulnerabilities can be mitigated by using input validation?

• A.Brute-force attack
• B.Cross-site scripting
• C.SQL injection
• D.Cross-site request forgery

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A change management review board denied an administrator's request for change. The administrator had provided the purpose and scope of the change, the date and time, and impacted systems with the risk analysis. Which of the following should be included to approve this change?

• A.End-user acceptance
• B.Cost analysis
• C.Rollback plan
• D.Standard maintenance window

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