Nmap has a GUI front end that makes it easier to work with some of the complex options by providing a GUI. Which of the following is the Nmap GUI front end?

There is no need to close ports on individual machines if a firewall is used to filter traffic that enters the network

Indicate whether the statement is true or false.

________ involves reworking programs to make them clearer and easier to maintain while preserving their correctness and functionality.

(a) Object-oriented programming (b) Refactoring (c) Agile software development (d) LAMP ANS: (b) Refactoring.