Core Java

The course will provides complete knowledge of Java. This training will help you to understand basics of java and make you perfect for certification.

Course Content

• Introduction:-What is Java Technology, A simple Java technology application, Writing, compiling and Execute a Java application.
• Object-Oriented Programming:-Basic Principles of Object Orientation, Abstraction, Encapsulation, Modularity, Hierarchy, Polymorphism and overloading/overriding, Class, member, attribute, method, constructor and package, Access modifiers, How to invoke a method on an object, Learning API online documentation.
• Identifiers, Keywords, and Types:-Comments in a source code, Valid and invalid identifiers, Java technology keywords, Eight primitive types, Integers (byte, short, int, long), Floating-Point Types (float, double), Characters, Booleans.
• Variables:-Class Variable, instance and local variables, Declaring a Variable, Dynamic Initialization, The Scope and Lifetime of Variables, Type Conversion and Casting, Automatic Type Conversions, Casting Incompatible Types, Automatic Type Promotion in Expressions, The Type Promotion Rules, Primitive variable and reference variable, Using variables of class type, Creating object using new keyword.
• Operators:-Assignment, Arithmetic, and Unary Operators, Equality, Relational, and Conditional Operators, Bitwise and Bit Shift Operators.
• Expressions and Flow Control:-if-then and if-then-else Statements, switch statements, while and do-while statements, For statement, For-Each Loop, Nested Loops, Using break, continue, return, Labelled forms of break and continue.
• Arrays:-Arrays of primitive, class, or array types, Array initialization, Initialization the elements of an array, Create a multidimensional array.
• Classes and Objects:-Declaring Classes, Declaring Member Variables, Defining Methods, Parameterized Methods, Returning a Value from a Method, Constructors, Parameterized Constructors, Passing Information to a Method or a Constructor, Overloading Methods, Overloading Constructors, The this Keyword, Instance Variable Hiding, Creating Objects, Controlling Access to Members of a Class, Understanding Instance and Class Members, Static and non-static block, Introducing Nested and Inner Classes, Exploring the String Class, Using Command-Line Arguments, Varargs: Variable-Length Arguments, Scoping and Garbage Collection, Enum Types.
• Inheritance:-Member Access and Inheritance, A Superclass Variable Can Reference a Subclass Object, Using super keyword, Using super to Call, Superclass Constructors, Method Overriding, Dynamic Method Dispatch, Defining an Interface, Implementing Interfaces, Nested Interfaces, Applying Interfaces, Variables in Interfaces, Extending an Interfaces, Using Abstract Classes, Defining a Package, Setting CLASSPATH, Importing Packages, Up casting and down casting (instance of), Final classes, methods, and variables.
• Generics:-Generic Types, Generic Methods and Constructors, Type Inference, Bounded Type Parameters, Subtyping, Wildcards, Type Erasure, Using Non-Reifiable Parameters with Varargs Methods.
• Exceptions and Assertions:-What Is an Exception?, Catching and Handling Exceptions, The try Block, The catch Blocks, The finally Block, Exceptions Thrown by a Method, How to Throw Exceptions, Chained Exceptions, Creating Exception Classes, Unchecked Exceptions and checked Exception, Use assertions, Distinguish appropriate and inappropriate uses of assertions, Enable assertions at runtime.
• Basic I/O:-I/O Streams, Byte Streams, Character Streams, Buffered Streams, Scanning and Formatting, Data Streams, Object Streams.
• File I/O:-What Is a Path?, The Path Class, Path Operations, File Operations, Checking, Deleting, Copying, Moving a File or Directory, Managing File Directory Metadata, Reading, Writing, and Creating Files, Random Access Files, Creating and Reading Directories, Walking the File Tree, Searching Files, Watching a Directory for Changes, Legacy File I/O Code.
• Multithreaded Programming:- Creating a Thread, Implementing Runnable, Extending Thread, Creating Multiple Threads, Using isAlive( ) and join( ), Thread Priorities, Synchronization, Using Synchronized Methods, The synchronized Statement, Inter-thread Communication, Deadlock, Suspending, Resuming, and Stopping Threads.