A Boolean type variable can hold only one of two possible values: _____________.

What is a means to ensure that endpoint devices can interact with the Internet while minimizing risk of system compromise?

A. Only use encrypted communication protocols. B. Use strong authentication. C. Use a virtualized OS. D. Implement a weekly backup.

Programs should use comments (remarks) to __________________.

a. help human readers understand the program b. make a program run more efficiently c. make the code run faster d. make the program smaller in size