Скачать или смотреть top 10 Interview question for Java developer- part 2

java, java tutorial, java hindi, java programming, learn java, java in hindi, java oops, — OOP Concepts:

Class & Object

Constructor & Overloading

Inheritance

Polymorphism

Method Overloading & Overriding

Encapsulation

Abstraction & Interfaces
— Access Modifiers: public, private, protected, default
— super & this keyword
— final keyword, static keyword
— Packages and modularity
— Exception handling with real examples
— try–catch, throw, throws, finally
— Custom exceptions
— File handling, IO, NIO
— Collections Framework: ArrayList, LinkedList, HashMap, TreeSet, Queue
— Comparator, Comparable, Sorting techniques
— Multithreading: thread lifecycle, synchronization, lock, wait/notify
— Lambda expressions & Functional interfaces
— Stream API deep dive
— Optional class
— Date & Time API
— Wrapper classes, Autoboxing, Unboxing
— JDBC connectivity with MySQL
— CRUD operations
— Java Web applications
— Servlets, JSP, JSTL
— Spring Boot
— JPA, Hibernate ORM
— RESTful APIs
— JSON, XML
— Microservices for beginners
— Deployment, Maven, Gradle, build tools
— Git & GitHub basics
— Projects for beginners + advanced
— How to crack Java interviews
— Placement coding questions
— DSA in Java: arrays, searching, sorting, recursion, trees, graphs, backtracking
— Java basics explained in Hindi
— Java installation and setup on Windows, Mac, Linux
— JDK, JRE, JVM architecture
— Variables, datatypes, operators, expressions
— Conditional statements, loops, iteration, nested loops
— Arrays, 1D arrays, 2D arrays, enhanced loops, for-each
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