Which of the following commands can be used to scan a filesystem for disk usage, create, check, and repair quota files?

One of the executives wants to use a new smartphone on the corporate network. The first suggestion made to secure the device and the network is to require a PIN or password to access the device. Which of the following would be the best additional step to take?

A. Encrypt the non-volatile memory. B. Create a corporate policy to prevent sensitive information from residing on a mobile device. C. Implement single sign-on. D. Implement antivirus software.

The ____________________ tool is an alternative to the Scale and Rotate tools.

Fill in the blank(s) with the appropriate word(s).