Unit 4 ( Wrapper Classes, Arrays and Strings )

Study notes for Unit 4 ( Wrapper Classes, Arrays and Strings ) from the JAVA course in the BCA YCMOU curriculum. These notes are designed to help you understand and revise the key concepts covered in this unit.

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1Unit 1 ( Evolution of JAVA; Variables and Naming Rules )2Unit 2 ( Decision Making and Looping )3Unit 3 ( Implementation of Methods )4Unit 4 ( Wrapper Classes, Arrays and Strings )5Unit 5 ( String Handling and Exception Handling )6Unit 6 ( Package and Deferred Implementation )7Unit 7 ( Java I/O )8Unit 8 ( Thread, Generics and Collection )