Which of the following are methods used to prevent an unauthorized computer from establishing a connection as a node on a corporate network? (Select TWO.)

• A.Captive portal
• B.Port security
• C.Anti-malware
• D.Certificate
• E.Firewall
• F.IDS

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Ann, a user, is receiving automatic replies from some email addresses she knows and others she does not. Which of the following is happening?

• A.Computer virus
• B.Hijacked email
• C.Spam email
• D.Invalid certificate

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A customer has been using a computer to download and copy files to a USB flash drive. The customer accidentally stepped on the power strip, and the computer suddenly powered off. When the computer turned back on, it displayed an error message: No OS found. Which of the following should a technician perform NEXT?

• A.Run hardware diagnostics.
• B.Repair the OS.
• C.Check the boot order.
• D.Connect a UPS.

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Joe, a customer, has informed a Tier 2 help desk technician that a computer will not boot up.
After about ten minutes of troubleshooting, Joe is increasingly concerned and claims that the technician is wasting his time because he has already tried everything that has been suggested.
Which of the following should the technician do?

• A.Ask more open-ended questions to see if the issue can be narrowed down in order to properly identify the issue and save time
• B.Inform the customer that there is a troubleshooting script that must be followed to get the issue resolved
• C.Since Joe is concerned about time, suggest calling back later when Joe has more time to troubleshoot
• D.Record the call and send it to the local intranet for future technicians to learn how to deal with calls like this one

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A Windows user logs on to a network domain computer after recently being switched to a roaming profile. The user reports extremely long startup times. Which of the following should a technician check to address this issue?

• A.The size of the Windows swap file
• B.The total quantity of RAM installed on the computer
• C.The amount of data on the user's desktop
• D.The free space available on the network share

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