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Tuesday, June 18, 2019

CORE JAVA

Java is a general-purpose, concurrent, class-based, object-oriented language that is specifically designed to have as few implementation dependencies as possible. It is intended to let application developers "write once, run anywhere". Java is currently one of the most popular programming languages in use, particularly for client-server web applications.

  • Overview of Java language
    • Simple java program
    • Java program structure
    • Java statements
  • Constants ,variable, and data types
  • Operators and expression
    • Arithmetic operators
    • Logical operators
    • Assignment operators
    • Increment and decrement operators
    • Conditional operator
    • Bitwise operators
    • Mathematical function
  • Decision making and branching
    • If-else
    • Switch
    • Loops
  • Classes objects and method
    • Defining classes
    • Creating objects
    • Constructors
    • Methods overloading
    • Abstract class
    • Visibility control
  • Arrays strings and vectors
  • Inheritance in java
  • Packages
  • Managing errors and exceptions
  • Applet programming
  • Graphic programming

With the demand for experienced Java developers far exceeding the supply, companies have tried to lure people with inflated wages. Both salaries and hourly rates have jumped as high as 40 percent in the past year.

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