1Z0-808: Java SE 8 Programmer IDemo

By Oracle · Question Mode

QuestionQ163

Using Operators and Decision Constructs

Given the following code fragment:

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Which code fragment, when inserted at line n1, causes the App class to print Equal?

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  • A Option A
  • B Option B
  • C Option C
  • D Option D
Explanation

String.equals compares string contents. Converting "Java" to lowercase produces "java", which has the same character sequence as str2, so the condition is true. == tests reference identity rather than string content, and invoking toLowerCase() without assigning or using its returned value does not alter the original immutable string.

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