Users can type multiple lines of text in a text field

Write an If clause that determines whether the sequential access file named contacts.txt exists. If the file exists, open the file. If the file does not exist, display the message "File not found" in a Label control called lblMessage.

What will be an ideal response?

You are actively using a virtual machine on your host computer, and have noticed that the virtual machine is connecting each USB device you connect to your system automatically. What must be done in order to change this setting?

A. The virtual machine must be powered off, and the "Automatically connect new USB devices" option must be turned off. B. The virtual machine must be powered on, and the "Automatically connect new USB devices" option must be turned off. C. A device attachment rule must be created to prevent the addition of new devices automatically. D. The USB controller for the virtual machine must be removed, and a new one added.