11. In Linux, the __________ command allows us to query a file or output from another command to words, phrases, or other strings that match a specific pattern. 12. What is the symbolic representation for a directory with permissions 641? _______________

13. The ___________ command on Windows will display a listing of all open network connections on a computer and, with additional parameters, will also provide the corresponding processs number that is instantiating the connection.

14. A ____________ is the term used to describe the combination of an IP address concatenated with its corresponding port number.

15. __________________ is the name for an attack where the attacker modifies entries in the Windows Host file to redirect web traffic from certain address to one that the attacker controls.