Some questions for you from java.lang package
1. How many ways you can copy one object properties to another? Ans: 3 ways – Shallow copying, Deep copying and Cloning. 2. How many types of inner classes exist? Ans: 4 types. 3. What are JAR files? Ans: JAR file is a zipped file zipped by JVM. 4. How to convert a string into …
