A system administrator has been tasked with allowing SMTP traffic through the system's host-based firewall.
Which of the following ports should the administrator enabled?

• A.23
• B.25
• C.161
• D.80

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An end user needs to upgrade the hard drive on a laptop and wants one that is fast and shock resistant. Which of the following is the BEST option for this end user?

• A.Hybrid HHD/SSD
• B.5,400rpm HDD
• C.7,200rpm HDD
• D.NVMe SDD

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A user reports issues with a smartphone after dropping it. The icons on the screen all look normal, but when the user touches the email icon, for example, nothing happens. Which of the following is MOST likely the cause?

• A.Digitizer issues
• B.Malware
• C.Broken screen
• D.Overheating

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A developer is requesting permission to utilize client-side visualization. The developer would like to write code in a setting isolated from other infrastructure to avoid negative impacts of experimental code. Which of the following provides the BEST solution for the developer?

• A.Sandbox environment
• B.Software compatibility
• C.Cross-platform functionality
• D.Test case development

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A technician identified an issue on a workstation, obtained details from the user, and made a backup of the system. Which of the following should the technician do NEXT?

• A.Determine the next steps to resolve the issue and document it.
• B.Design a plan of action to resolve the issue and implement the solution.
• C.Document the findings, actions, and outcomes.
• D.Establish a theory of probable cause, researching internally or externally as needed.

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