What is Core Java

arush2

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Core Java refers to the fundamental aspects of the Java programming language and its basic libraries. It forms the base for all other editions of Java (like Java Enterprise Edition (Java EE) and Java Micro Edition (Java ME)) and provides the foundation necessary to build Java applications. Core Java is essentially the standard edition of Java (Java SE) and focuses on general-purpose API. Here's a breakdown of what Core Java typically includes: Best Java Classes in Nagpur

Core Java Components​

  1. Language Fundamentals:
    • Basic syntax
    • Data types, variables, and arrays
    • Operators and control statements
  2. Object-Oriented Programming (OOP):
    • Classes and Objects
    • Inheritance, polymorphism, abstraction, and encapsulation
    • Interfaces and Abstract Classes
  3. Exception Handling:
    • Try, catch, finally blocks
    • Creating custom exceptions
    • The throw and throws keywords
  4. Java Collections Framework:
    • List, Set, Map, Queue interfaces and their Java Course in Nagpur implementations (ArrayList, HashSet, HashMap, etc.)
    • Iterators and the enhanced for loop
    • Utility classes like Collections and Arrays
  5. Streams and File I/O:
    • Byte and character streams (InputStream, OutputStream, Reader, Writer)
    • Buffered streams
    • Serialization
    • File handling using the java.nio package
  6. Multithreading and Concurrency:
    • Threads and Runnable interface
    • Synchronization
    • Concurrency utilities (Executors, Concurrent Collections, Atomic variables)
 
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