What are the most important topics in Java interviews for a fresher?

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Exception handling, String, Collections, OOPs concept, multithreading
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OOPS Multithreding String Handling Execption Handling Collection Freamwork JDBC Servlet Jsp Spring core Moudle Spring MVC
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String, Collection, Thread, JDBC
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Oops , strings , exceptional handling
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1.2. Find the largest element in an array.
public class Main { public static void main(String args) { int arr = {1, 2, 3, 4, 5}; int max = arr; for (int i = 1; i < arr.length; i++) { if (arr > max) { max = arr; } } System.out.println("Largest Element: " + max); }}

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