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AP CSA: MOD-1.E.8

CodeHS Lessons

Using a null reference to call a method or access an instance variable causes a NullPointerException to be thrown.

Standard
2.4 Calling a Void Method
Standard
4.12 Objects vs Primitives
Standard
6.12 Objects vs Primitives
Standard
6.12 Objects vs Primitives
Standard
8.4 Calling a Void Method
12.12 Objects vs Primitives
Standard
8.4 Calling a Void Method