Basics of Java

• Java – What, Where and Why?
• History and Features of Java
• Internals of Java Program
• Difference between JDK, JRE and JVM
• Internal Details of JVM
• Variable and Data Type
• Unicode System
• Naming Convention

OOPS Concepts

• Advantage of OOPs
• Object and Class
• Method Overloading
• Constructor
• static variable, method and block
• this keyword
• Inheritance (IS-A)
• Aggregation and Composition(HAS-A)
• Method Overriding
• Covariant Return Type
• super keyword
• Instance Initializer block
• final keyword
• Runtime Polymorphism
• static and Dynamic binding
• Abstract class and Interface
• Downcasting with instance of operator
• Package and Access Modifiers
• Encapsulation
• Object class
• Object Cloning
• Java Array
• Call By Value and Call By Reference
• strictfp keyword
• Creating API Document

String Handling

• String : What and Why?
• Immutable String
• String Comparison
• String Concatenation
• Substring
• Methods of String class
• StringBuffer class
• StringBuilder class
• Creating Immutable class
• toString method
• String Tokenizer class

Exception Handling

• Exception Handling : What and Why?
• try and catch block
• Multiple catch block
• Nested try
• finally block
• throw keyword
• Exception Propagation
• throws keyword
• Exception Handling with Method Overriding
• Custom Exception

Nested Classes

• Nested Class : What and Why?
• Member Inner class
• Anonymous Inner class
• Local Inner class
• static nested class
• Nested Interface

Multithreading

• Multithreading : What and Why?
• Life Cycle of a Thread
• Creating Thread
• Thread Scheduler
• Sleeping a thread
• Joining a thread
• Thread Priority
• Daemon Thread
• Thread Pooling
• Thread Group
• Shutdown Hook
• Performing multiple task by multiple thread
• Garbage Collection
• Runnable class

Synchronization

• Synchronization : What and Why?
• synchronized method
• synchronized block
• static synchronization
• Deadlock
• Inter-thread Communication
• Interrupting Thread

Input and output

• File Output Stream &File Input Stream
• Byte Array Output Stream
• Sequence Input Stream
• Buffered Output Stream & Buffered Input Stream
• File Writer & File Reader
• CharArray Writer
• Input from keyboard by Input Stream Reader
• Input from keyboard by Console
• Input from keyboard by Scanner
• Print Stream class
• Print Writer class

Serialization

• Serialization & Deserialization
• Serialization with IS-A and Has-A
• transient keyword

Generics

Collection

• Collection Framework
• Array List class
• Linked List class
• List Iterator interface
• HashSet class
• Linked HashSet class
• TreeSet class
• Map interface
• HashMap class
• Linked HashMap class
• TreeMap class
• Hashtable class
• Comparable and Comparator

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