When the user presses Enter in a JPasswordField, the GUI component generates an , which is processed by an object that implements the interface .
a. ActionEvent, ActionListener.
b. ActionEvent, ActionEventListener.
c. TextEvent, TextListener.
d. TextEvent, TextEventListener.
a. ActionEvent, ActionListener.
You might also like to view...
You can use the ____ statement to handle exceptions that occur while an application is running.
A. Error…Catch B. Try…Catch C. Error…Block D. Try…Block
The members of a structure can be ____.
A. variables only B. procedures only C. variables or procedures D. neither variables nor procedures
Consider a class Time that represents a time of day. It has attributes for the hour and minute. The hour value ranges from 0 to 23, where the range 0 to 11 represents a time before noon. The minute value ranges from 0 to 59.
a. Write a default constructor that initializes the time to 0 hours, 0 minutes. b. Write a private method isValid(hour, minute) that returns true if the given hour and minute values are in the appropriate range. c. Write a method setTime(hour, minute) that sets the time if the given values are valid. d. Write another method setTime(hour, minute, isAM) that sets the time if the given values are valid. The given hour should be in the range 1 to 12. The parameter isAm is true if the time is an a. m. time and false otherwise.
A placeholder is a grid of columns and rows that organizes data
Indicate whether the statement is true or false