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Courses

Java Language Rays

Java Training

Java is one of the most popular programming languages. Java plays a very vital role in the IT industry. Today's most commonly used Android is also a Java based application.

Course Name Date & Time Take Demos
Core Java 03/06/2024 View Details
User Interface(UI) 03/06/2024 View Details
React.js Starting Soon... View Details
MySQL Starting Soon... View Details
ADCAT Starting Soon... View Details

Where it is used?

  • Desktop application
  • Mobile application
  • Robotics
  • Web application
  • Embedded system
  • Games
  • Enterprise applications
  • Smart card
  • ATM……Many more

WHY REPL?

  • Life time validity (enroll one time and revise many times)
  • Interaction with the best faculty and Industry Experts
  • Small Batches to focus on each student
  • We focus on both theoretical and practical approaches in a parallel way.
  • You will be given the opportunity to work on a live project.
  • Outdoor activities to boost your confidence.
  • Presentation in class by the students.

Our Key Features:

  • Good Quality Material Notes
  • Smart Classes Available
  • Online Test
  • Chapter wise Assignments
  • Offline And Online Classes
  • Recorded class on Rays App
  • Eminent faculties of the IT Industry( Amazon, Wal-Mart, Oracle, Microsoft..)
  • Fully AC and Wi-Fi Campus.

Syllabus

  • About Class and Object
  • Overview of an object oriented feature
    • Encapsulation
    • Abstraction or Data Abstraction
    • Polymorphism
    • Inheritance

  • Introduction to java
  • Java Development Kit(JDK)/Software Development Kit(SDK)
  • About Different version in java
  • Java Run- time environment(JRE)
  • Overview of java program types
    • Java Application
    • Applet
  • About Environmental variables
    • Path
    • Classpath
  • Compiling and Executing first Java Application
  • Explain, Java virtual machine and it’s uses?
  • Explain, Java a platform independent language?
  • What is Byte code? Explain use of Byte code in java?
  • Justify, Java a secured language?
  • Justify, How java is a human language?
  • Why Java is suitable for Internet?
  • Differences between C++ and Java
  • Explain the parts of Java?

  • Explain the basic term of Java first application
  • Explain the PrintStream class and it’s member
    • Use print() and println() method
    • Use of concatenation operator(+) in print() &println()
    • Escape sequence character
  • About variable
    • naming convention of variable in java
  • Data types in java
  • Use printf() method
    • format specifier
    • difference between printf() of c and java
  • About widening and narrowing conversion
  • About truncation rule
  • About promotion rule
  • How overflow is handled in java

  • Accepting a value from keyboard
    • Use of read() method
    • Use of readLine() method
  • Accepting a numeric value from keyboard
    • Use of valueOf() and datatypeValue() method
    • Use of parseDatatype() method
  • Use of Scanner class

  • Arithmetic operators
    • simple arithmetic operator
    • increment(++) and decrement(--) operator
  • Assignment operator
    • single assignment operator
    • compound/shortcut assignment operator
    • multiple assignment operator
  • Relational operators
  • Logical operators
  • Special operators
  • Bitwise operators
  • Priority of operators

  • Conditional statement
    • if else statement
    • nested if else statement
    • ternary operator
    • switch case
  • Looping structure
    • while loop
    • for loop
    • do while loop
  • Jump statement
    • break
    • continue
    • return

  • About array
  • Difference between c++ and java in case of array
  • for each loop
  • command line argument
  • Categorization of array
    • One dimensional array
      • numeric array
      • character array
      • string array
    • Two dimensional array
      • numeric array
      • character array

  • About String class
  • String class method
  • About StringBuffer class
  • StringBuffer class methods

  • About class & object
  • About access specifier
  • method overloading
  • Use of constructor in java
  • Use of garbage collector
  • method calling
    • call by value
    • call by reference

  • Explain the use of this reserved word
  • Use of static reserved word
  • Use of factory methods

  • About inheritance
  • Types of inheritance
  • Use of protected access specifier in java
  • Explain the concept of overriding and overridden method
  • Use of super reserved word
  • Use of constructor in the case of inheritance
  • Use of final modifier in java
  • Explain the dynamic dispatch method

  • Abstract/incomplete method
  • Abstract class
  • Explain interface
  • Difference between abstract class and interface
  • Multiple inheritance using interface

  • About package
  • Advantage of package in java
  • Categorization of package
    • inbuilt package
    • user defined package
  • Creating a sub package in a package

  • Error in a java programming
  • Exception
  • Difference between error and exception
  • Exception handling manually
  • Multiple catch statement
  • Use of finally block in java
  • Types of exception
    • on the basis of checking
      • checked exception
      • unchecked exception
    • on the basis of definition
      • Inbuilt Exception
      • User defined Exception

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