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2021 Mar 220-902 pdf exam
Q21. Virtual machines provide users with the ability to do which of the following?
A. Extend 32-bit machines to 64-bits
B. Share hardware resources
C. Increase the network download speed
D. Use less memory in the machine
Answer: B
Q22. A user has plugged in a mobile phone to a PC and received a message that the driver was not successfully installed. Which of the following system tools should be used to troubleshoot this error?
A. Device Manager
B. Component Services
C. Windows Memory Diagnostics
D. Data Sources
Answer: A
Q23. A user is trying to access an application on their home machine from work. The user sets up port forwarding on their router but is still unable to connect to the application. Which of the following should be the user’s NEXT step in resolving this issue?
A. Configure Wake-on-LAN for the NIC on the Work PC.
B. Configure a firewall exception on the Home PC.
C. Switch the Work PC network from “Work” to “Home”.
D. Disable the Windows firewall on the Home PC.
Answer: B
Q24. A technician suspects that a computer issue is caused by a failed NIC. Following the troubleshooting theory, which of the following is the NEXT step the technician should take?
A. Identify the problem
B. Document findings, actions and outcome
C. Verify full system functionality
D. Establish a theory of probable cause
E. Test the theory to determine cause
Answer: E
Q25. A user wants to save a file into another user’s directory, but the file save is denied. Which of the following is the MOST likely reason the file save cannot be completed?
A. The user must be a member of the Users group
B. The user requires write permissions to the folder
C. The user requires read permission to the folder
D. The user must be a member of the Administrators group
Answer: B
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Q26. Which of the following file system types is used primarily for optical media?
A. FAT32
B. NTFS
C. HPFS
D. CDFS
Answer: D
Q27. A user’s personal laptop was hacked. A technician troubleshooting the issue discovers the user used the numbers 123456789 as their account password. The user has not changed the password in two years. Which of the following best practices should the technician recommend the user implement to prevent future hacking? (Select TWO).
A. Configure screen saver
B. Set a strong password
C. Set login time restrictions
D. Use a more secure browser
E. Change the password frequently
Answer: B,E
Q28. When the computer is turned on it emits a series of beeps and does not POST. This can be caused by a bad:
A. CMOS battery.
B. video card.
C. IDE cable.
D. floppy cable.
Answer: B
Q29. The type of security threat that uses computers or other networks to accept and pass on viruses is called:
A. phishing.
B. botnets.
C. logic bomb.
D. man-in-the-middle.
Answer: B
Q30. A technician is tasked to change the number of CPU cores available to the OS to enhance productivity. Which of the following tools would allow the technician to perform this task?
A. msconfig
B. perfmon
C. taskmgr
D. dxdiag
Answer: A