Question: Follow these steps: Write a test class to test the following methods in the java.lang.String class: length charAt substring indexOf Follow these steps: Create

in the java.lang.String class: length charAt substring indexOf Follow these steps: Create

Follow these steps: Write a test class to test the following methods in the java.lang.String class: length charAt substring indexOf Follow these steps: Create a class called PrimeNumberMethod. A prime number is a positive integer greater than 1 with no positive divisors besides 1 and itself. Create a method called isPrime that determines whether a given number is prime. Write a test class to test the method isPrime.

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