Exam 4: Explore Icons and Decision Making Controls

To create a toast message of long duration, you use the _____________________ keyword in the makeText method.

Never offer a default selection, as it complicates user input.

The code to display the short toast message "Hi mom" is _________________________________________________________________.

The process of verifying that a value entered by a user is acceptable for what the program is expecting is called ________________.

When you publish an app in the Android Market, you must provide an icon of size ____________________ (state as number x number ) as the display icon in the Market.

To compare the alphabetical order of two strings, what should be used?

RadioButton controls are circular in shape, while CheckBox controls are square.

Let the String variable city be set to the value "Boston" . The truth value of the expression (city.compareTo("Anaheim") > 0) is ____________________.

What is the method used to test a checked property on a radio button?

Whenever possible, you should use the default launcher icon so your app looks as uniform as possible with other apps.