JPA 1 - Module

JPA 1 - Module 7: Inner classes and more

Notes:

Inner class: https://javajee.com/book/java-core-classes-objects-variables-and-methods

Topic 1: Inner classes

  1. Create an interface InterA with a single method. Create an anonymous inner class that implement that interface and invoke that method.

JPA 1 - Module 6: Exception Handling

Notes: https://javajee.com/book/java-core-exception-handling

Topic 1: Handling exceptions

  1. Create a program to demonstrate the keywords throw, throws, try, catch and finally.

Question sets:

With answers: set-32set-34 [node:read-more:link]

JPA 1 - Module 5: Arrays and ArrayLists

Topic 1: Arrays

  1. Write a method that accept two strings and check if two strings are anagrams (or permutations of each other). Example: "aaba" and "aaab" should return true. But "aaba" and "aabb" should return false. Test the method by passing positive and negative cases from the main method.

Question sets:

With answers: set-28set-30 [node:read-more:link]

JPA 1 - Module 4: Object Oriented Programming

Notes: https://javajee.com/book/java-core-object-oriented-programming

Topic 1: Inheritance

  1. Create class Abc in a package with a protected variable. Create another class Def in another package extending the class Abc and print the value of inherited protected variable.

Question sets:

With answers: set-20set-22 [node:read-more:link]

JPA 1 - Module 3: Operators, Decision and Looping Constructs

Notes: https://javajee.com/book/java-core-operators-decision-and-looping-constr...

Topic 1: Operators and scopes

  1. Program with instance variable and local variable.

    1. Write a program with an instance variable and local variable with same name.

    2. Assign different values along with their declarations.

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