No matter what medium connects computers on network-copper wires, fiber-optic cables, or a wireless setup; the same protocol must be running on all computers if communication is going to function correctly.

A security hole is a weakness identified in an operating system or program that enables malware to infect a computer without your knowledge

Indicate whether the statement is true or false

Which of the following statements is false?

a. A Fragment’s lifecycle is tied to that of its parent Activity. b. There are six Activity lifecycle methods that have corresponding Fragment lifecycle methods—onCreate, onStart, onResume, onPause, onStop and onDestroy. c. When the system calls life cycle methods on an Activity, it will also call the corresponding methods (and potentially other Fragment lifecycle methods) on all of the Activity’s attached Fragments. d. An Activity’s onResume method is called when a Fragment is on the screen and ready for the user to interact with it.