Java in 21 Days (7th Edition) Day 21: Writing Android Apps for Java

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Notes and Corrections

View the Certification Practice quiz solution
Certification answer: Answer (b) is correct. The case 1 statement is not executed because c is equal to the character '1', not the integer value 1. The case 2 statement is not executed either, so the only statement executed is the default, which increments the value of x by 1.
Answers (a), (c), and (d) are incorrect.

Source Files

Activities

Solution 1: strings.xml in the app/res/values folder.
Solution 2: PresidentActivity.java