Core Java Required for testing

About Java:

• What is Java and its features?
• Difference between JDK,JRE and JVM
• Internal working of JVM
• Variables types
• Data types
• Operators in java

Java OOPs concepts:

• Importance of OOPs in java
• Naming Conventions
• Objects and Classes
• Method and return values
• Packages in java
• Constructor
• Static keyword
• Main method
• Object Class
• Access modifier
• this keyword
• Inheritance (Is-A)
• Aggregation (Has-A)
• Method Overloading
• Method Overriding
• Super Keyword
• Initializer Block
• Polymorphism
• Abstract vs Interface
• Encapsulation
• Call By value

String Operations:

• Details of Strings in Java
• String Methods
• StringBuffer
• StringBuilder
• String Reverse

Java I/O operations:

• Java I/O Overview
• InputStream and OutputStream
• FileWriter
• FileReader
• FileInputStream and FileOutputStream
• BufferedInputStream and BufferedOutputStream
• CharArrayWriter Class
• Read input from Console
• Read input from Scanner

Exception Handling:

• What is Exception handling?
• try and catch block
• Nested  try
• Multiple catch block
• Throw and Throws keyword
• Final, Finally and Finalize
• Exception propagation

Loops in java:

• While loop
• Do While
• For Loop
• For each

Conditional statements in java:

• if statements
• elseif statements
• switch statements

Regular Expressions in java:

• Regular expression part 1
• Regular expression part 2

Collection Framework Tutorial

Java database connection (JDBC)

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Advance Tips & Tricks:

• How to find common elements among two unsorted arrays?
• Find out the number of word occurrences in a file