Which operator is used to concatenate two strings?

On the Start menu, options that include an arrow have a(n) ________ that displays commands or files related to the option

Fill in the blank(s) with correct word

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.