If you are traveling and expect to access files on a computer that you've left at home, make sure the remote access utility is turned off.

Which of the following layers in the OSI model corresponds to the Internet layer in the original TCP/IP model?

A) Application B) Transport C) Network D) Physical

A janitor cleaning the floor of an organization's data center accidentally tripped over a power cord and cut the power to a critical file server. Users who depend on that data to complete their job functions are unable to access it and must take time off from work until IT personnel arrive and restore power to the computer. What security principle is most involved in this incident?

a. Confidentiality b. Integrity c. Denial d. Alteration