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    • Core Java

    Core Java Courses Online

    Learn core Java programming for building robust applications. Understand Java syntax, object-oriented programming, and standard libraries.

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    Explore the Core Java Course Catalog

    • V

      Vanderbilt University

      Functional Programming with Java and Threads

      Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Development Environment, Data Structures, Scalability, Functional Design, Algorithms

      4.1
      Rating, 4.1 out of 5 stars
      ·
      12 reviews

      Intermediate · Course · 1 - 4 Weeks

    • D

      Duke University

      Java Programming: Principles of Software Design

      Skills you'll gain: Object Oriented Programming (OOP), Java, Software Engineering, Programming Principles, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, Debugging, Application Programming Interface (API)

      4.6
      Rating, 4.6 out of 5 stars
      ·
      1.5K reviews

      Beginner · Course · 1 - 3 Months

    • L

      LearnQuest

      Object-Oriented Hierarchies in Java

      Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design, Computer Programming

      4.7
      Rating, 4.7 out of 5 stars
      ·
      192 reviews

      Intermediate · Course · 1 - 3 Months

    • I

      IBM

      IBM COBOL Core

      Skills you'll gain: Program Development, Programming Principles, Report Writing, Debugging, Software Testing, Maintainability, Software Engineering, Computer Programming, Business Logic, Data Structures, Data Storage

      4.5
      Rating, 4.5 out of 5 stars
      ·
      54 reviews

      Beginner · Course · 1 - 4 Weeks

    • R

      Rice University

      Parallel Programming in Java

      Skills you'll gain: Java Programming, Java, Distributed Computing, Programming Principles, Object Oriented Programming (OOP), Application Frameworks, Computer Programming, Algorithms, Performance Tuning, Functional Design, Scalability, Computer Science

      4.6
      Rating, 4.6 out of 5 stars
      ·
      1.2K reviews

      Intermediate · Course · 1 - 3 Months

    • U

      University of Pennsylvania

      Introduction to Programming with Python and Java

      Skills you'll gain: Matplotlib, Object Oriented Design, Java, Object Oriented Programming (OOP), Data Analysis, Unit Testing, Pandas (Python Package), Java Programming, Eclipse (Software), Data Structures, Data Science, Data Cleansing, Debugging, Pivot Tables And Charts, Data Visualization Software, Integrated Development Environments, Programming Principles, Python Programming, Computer Programming, Computational Thinking

      4.5
      Rating, 4.5 out of 5 stars
      ·
      1.8K reviews

      Beginner · Specialization · 3 - 6 Months

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      L

      LearnQuest

      Java Class Library

      Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Application Frameworks, Debugging, Data Structures, File Management

      4.7
      Rating, 4.7 out of 5 stars
      ·
      168 reviews

      Intermediate · Course · 1 - 3 Months

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      I

      Instituto Tecnológico de Aeronáutica

      Desenvolvimento Ágil com Java Avançado

      Skills you'll gain: Model View Controller, Selenium (Software), Web Applications, Java, JUnit, Data Access, Software Testing, Application Development, Agile Software Development, Database Management, Object Oriented Programming (OOP)

      4.7
      Rating, 4.7 out of 5 stars
      ·
      196 reviews

      Intermediate · Course · 1 - 4 Weeks

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      U

      University of California San Diego

      Object Oriented Java Programming: Data Structures and Beyond

      Skills you'll gain: Unit Testing, Growth Mindedness, Data Structures, Graph Theory, Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Network Analysis, Object Oriented Programming (OOP), Technical Communication, Development Testing, User Interface (UI), Peer Review, Interviewing Skills, Software Testing, Computer Programming, Adaptability, Performance Tuning, Algorithms

      4.7
      Rating, 4.7 out of 5 stars
      ·
      7.2K reviews

      Intermediate · Specialization · 3 - 6 Months

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      D

      Duke University

      Java Programming: Arrays, Lists, and Structured Data

      Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Computer Programming, Algorithms, Encryption, Web Analytics and SEO, Web Servers, File Management, Software Development

      4.7
      Rating, 4.7 out of 5 stars
      ·
      3.2K reviews

      Beginner · Course · 1 - 3 Months

    • Placeholder
      I

      Instituto Tecnológico de Aeronáutica

      Orientação a Objetos com Java

      Skills you'll gain: JUnit, Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Unified Modeling Language, Unit Testing, Software Engineering, Agile Software Development, Software Design, Software Development, Programming Principles, Eclipse (Software)

      4.8
      Rating, 4.8 out of 5 stars
      ·
      1.1K reviews

      Intermediate · Course · 1 - 3 Months

    • Placeholder
      U

      University of California San Diego

      Learn to Teach Java: Sequences, Primitive Types and Using Objects

      Skills you'll gain: Debugging, Object Oriented Programming (OOP), Java Programming, Java, Programming Principles, Computer Programming, Integrated Development Environments, Technical Communication

      4.9
      Rating, 4.9 out of 5 stars
      ·
      36 reviews

      Beginner · Course · 1 - 3 Months

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    In summary, here are 10 of our most popular core java courses

    • Functional Programming with Java and Threads: Vanderbilt University
    • Java Programming: Principles of Software Design: Duke University
    • Object-Oriented Hierarchies in Java: LearnQuest
    • IBM COBOL Core: IBM
    • Parallel Programming in Java: Rice University
    • Introduction to Programming with Python and Java: University of Pennsylvania
    • Java Class Library: LearnQuest
    • Desenvolvimento Ágil com Java Avançado: Instituto Tecnológico de Aeronáutica
    • Object Oriented Java Programming: Data Structures and Beyond: University of California San Diego
    • Java Programming: Arrays, Lists, and Structured Data: Duke University

    Frequently Asked Questions about Core Java

    Core Java is a commonly used programming language that is considered the foundation for developing various applications and services on different platforms. It is a high-level, object-oriented programming language that enables developers to write efficient and robust code. Core Java covers the fundamental concepts of Java programming, including variables, data types, control structures, classes, objects, inheritance, polymorphism, exception handling, and more. It is widely used for building desktop, web, and mobile applications, as well as backend systems for enterprise-level software.‎

    To excel in Core Java, you should focus on acquiring the following skills:

    1. Object-Oriented Programming (OOP): Understanding the fundamentals of OOP is crucial for Core Java. You should learn concepts like classes, objects, inheritance, polymorphism, and encapsulation.

    2. Java Syntax: Mastering the syntax is essential to write efficient Java code. Learn about variables, data types, operators, control structures (if-else, switch-case), loops (while, for), and exception handling.

    3. Java APIs: Familiarize yourself with commonly used Java APIs such as java.lang, java.util, java.io, and java.net. Learn how to leverage these libraries to perform tasks like input/output operations, collections, networking, date/time manipulation, and more.

    4. Java Development Kit (JDK) Tools: Understand the usage of important JDK tools like javac (Java compiler), java (Java Virtual Machine), jar (Java Archive), javadoc (generating documentation), and debugging tools like jdb.

    5. Memory Management: Java manages memory automatically, but understanding concepts like garbage collection, stack and heap memory, memory leaks, and object lifecycle will help you write better-performing code.

    6. Exception Handling: Learn how to handle exceptions gracefully to ensure efficient error management and graceful program execution. Understand concepts like try-catch blocks, multiple catch blocks, and exception hierarchy.

    7. Multithreading: Core Java provides powerful features for concurrent programming. Gain knowledge about threads, synchronization, locks, and multi-threading concepts like race conditions, deadlock, and thread communication.

    8. File I/O Operations: Understand how to read from and write to files using Java's I/O classes. Learn about different file manipulation operations, character encoding, and how to handle exceptions related to file operations.

    9. Java Database Connectivity (JDBC): Learn about JDBC to interact with relational databases from your Java programs. Understand concepts like database connections, executing queries, fetching results, and handling database transactions.

    10. Debugging and Testing: Acquire skills in debugging and testing Java applications using tools like IntelliJ IDEA, Eclipse, JUnit, and Mockito. Learn how to identify and fix issues, write effective test cases, and perform unit testing.

    By focusing on these skills, you will build a strong foundation in Core Java and be well-equipped to develop various Java applications.‎

    Some of the job roles you can pursue with Core Java skills include Java developer, software engineer, systems analyst, web application developer, mobile application developer, database administrator, quality analyst, and software consultant.‎

    People who are interested in computer programming and have a strong foundation in basic programming concepts are best suited for studying Core Java. Additionally, individuals who are detail-oriented, logical thinkers, and enjoy problem-solving would find studying Core Java to be a good fit for them. Core Java is a fundamental programming language, so it is important for learners to have a willingness to dive deep into the language and understand its intricacies.‎

    Some topics related to Core Java that you can study include:

    1. Object-oriented programming (OOP) concepts and principles
    2. Java syntax and data types
    3. Control structures and loops
    4. Exception handling
    5. Java input/output (I/O) and file handling
    6. Collections framework
    7. Multithreading and concurrency
    8. Networking and socket programming in Java
    9. JDBC (Java Database Connectivity) for database interaction
    10. GUI (Graphical User Interface) development using Swing or JavaFX

    These topics cover the fundamentals of Core Java and are essential for building a strong foundation in Java programming.‎

    Online Core Java courses offer a convenient and flexible way to enhance your knowledge or learn new Core Java is a commonly used programming language that is considered the foundation for developing various applications and services on different platforms. It is a high-level, object-oriented programming language that enables developers to write efficient and robust code. Core Java covers the fundamental concepts of Java programming, including variables, data types, control structures, classes, objects, inheritance, polymorphism, exception handling, and more. It is widely used for building desktop, web, and mobile applications, as well as backend systems for enterprise-level software. skills. Choose from a wide range of Core Java courses offered by top universities and industry leaders tailored to various skill levels.‎

    When looking to enhance your workforce's skills in Core Java, it's crucial to select a course that aligns with their current abilities and learning objectives. Our Skills Dashboard is an invaluable tool for identifying skill gaps and choosing the most appropriate course for effective upskilling. For a comprehensive understanding of how our courses can benefit your employees, explore the enterprise solutions we offer. Discover more about our tailored programs at Coursera for Business here.‎

    This FAQ content has been made available for informational purposes only. Learners are advised to conduct additional research to ensure that courses and other credentials pursued meet their personal, professional, and financial goals.

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