In Unix, the login prompt can be changed by changing the contents of the file _____

Explanation

The gettydefs file supplies the getty command with information about various terminal attributes, such as the default initialization and the login message. (i) There is nothing like contrab in Unix. (ii) The inittab file controls what happens whenever a Unix system is rebooted or forced to change run levels. (iii) init (short for initialization) is the first process started during booting of the computer system.