Which of the following security methods BEST describes when a user enters a username and password
once for multiple applications?

A user's antivirus recently expired, so the user downloaded and installed a free system protection application. The application found numerous rootkits, Trojans, viruses, and missing critical patches. It was unable to fix all the issues, however, and suggested the user call technical support. Which of the following is the FIRST step to begin repairing the computer?

Which of the following types of scripts would be seen on the user end of a web page?

A company requires multifactor authentication. When accessing one of the available RemoteApp programs that requires authentication, the user is not prompted to enter a pin. Which of the following BEST describes this scenario?

A home user installed 16GB of RAM in an older PC to increase its performance. However, after booting up, the computer is only reporting 4GB of RAM to the system. Which of the following is the MOST likely cause of the issue?