A technician replaces the video card in a user's PC. The user reports the resolution on the display seems very
low, but the operating system will not let the user adjust it any higher. Which of the following steps would MOST
likely fix this problem?


A. Replace the user's display.
B. Update the PC's operating system.
C. Replace the video cable.
D. Install new video drivers.

Which of the following contains exactly four copper wires?


A. RJ45
B. VGA
C. RJ11
D. USB

A user wants to ensure port 3389 is open for remote desktop on a PC. Which of the following describes where
the user should verify the port is open?


A. Antivirus
B. Anti-malware
C. Device Manager
D. Host firewall

A user revisits a website and receives a message that the site may not be secure. The user is prompted to click
a link to continue to the site. Which of the following would MOST likely identify the issue?


A. Checking the proxy settings
B. Checking that caching is enabled
C. Checking browser add-ons
D. Checking certificate validity

A company is concerned with ensuring its databases are highly available. Which of the following can be used to
increase database availability?


A. Backups
B. Prioritization
C. Indexes
D. Failover

A large payment website was breached recently. A user is concerned that the breach will affect account
security on other sites. Which of the following password best practices would mitigate this risk?


A. Password history
B. Password reuse
C. Password expiration
D. Password age

A technician has successfully verified full system functionality after implementing the solution to a problem.
Which of the following is the NEXT troubleshooting step the technician should do?


A. Determine if anything has changed.
B. Document lessons learned.
C. Establish a theory of probable cause.
D. Duplicate the problem, if possible.

Which of the following is both an input and output device?


A. Microphone
B. Speaker
C. Touch-screen monitor
D. Keyboard

Which of the following is a logical structure for storing files?


A. Folder
B. Extension
C. Permissions
D. Shortcut

SQL databases use primary and foreign keys to enable which of the following?


A. Rows
B. Fields
C. Schemas
D. Relationships