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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

    • Status: New
      New
      C

      Coursera Instructor Network

      GenAI for Inside Sales: Crafting Effective Outreach

      Skills you'll gain: Inside Sales, Generative AI Agents, AI Personalization, Sales Development, Sales Process, Sales Enablement, Sales Strategy, Prompt Engineering, ChatGPT, Marketing Automation, HubSpot CRM, Personalized Service, Content Performance Analysis, Workflow Management, Customer Engagement, Customer Relationship Management (CRM) Software, Business Process Automation, Campaign Management

      Intermediate · Course · 1 - 4 Weeks

    • Status: New
      New
      C

      Coursera Project Network

      Dashboard Customization with Jenkins: Track Health Metrics

      Skills you'll gain: CI/CD, Continuous Integration, Jenkins, Continuous Deployment, DevOps, Devops Tools, Build Tools, User Accounts, Configuration Management, Continuous Monitoring, Application Programming Interface (API), Authorization (Computing)

      Intermediate · Guided Project · Less Than 2 Hours

    • Status: New
      New
      Status: Free Trial
      Free Trial
      P

      Packt

      Web Security, Social Engineering & External Attacks

      Skills you'll gain: Penetration Testing, Cybersecurity, Cyber Attacks, Application Security, Network Security, Security Awareness, Malware Protection, Vulnerability Assessments, Secure Coding, Web Applications, Javascript

      Intermediate · Course · 1 - 3 Months

    • Status: New
      New
      C

      Coursera Instructor Network

      Data and Machine Learning for Technical Product Managers

      Skills you'll gain: Technical Communication, Technical Product Management, Workflow Management, Performance Metric, Data Analysis, Agile Methodology, Project Management, Stakeholder Communications, Communication, Data-Driven Decision-Making, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, R Programming

      Intermediate · Course · 1 - 4 Weeks

    • Status: New
      New
      P

      Packt

      Comprehensive Guide to Agile Scrum Foundations

      Skills you'll gain: Scrum (Software Development), Agile Project Management, Sprint Planning, Agile Methodology, Backlogs, User Story, Jira (Software), Project Risk Management, Project Management, Sprint Retrospectives, Microsoft Teams, Continuous Improvement Process, ChatGPT, Prioritization

      Intermediate · Course · 3 - 6 Months

    • G

      Google Cloud

      Google Cloud Fundamentals: Core Infrastructure - Yкраїнська

      Skills you'll gain: Cloud Infrastructure, Google Cloud Platform, Cloud Services, Infrastructure As A Service (IaaS), Kubernetes, Cloud Computing, Cloud Storage, Application Deployment, Public Cloud, Containerization, Data Storage Technologies, Network Infrastructure, Serverless Computing, Identity and Access Management, Virtual Machines, Platform As A Service (PaaS)

      Beginner · Course · 1 - 3 Months

    • G

      Google Cloud

      Getting Started with Application Development - Español

      Skills you'll gain: Cloud Applications, Google Cloud Platform, Application Development, Cloud Storage, Cloud Services, Microservices, Data Storage, Software Development, Data Storage Technologies, Software Design, API Design, Node.JS, NoSQL

      Intermediate · Course · 1 - 3 Months

    • Status: New
      New
      P

      Packt

      CompTIA A+ Core 2 (220-1102)

      Skills you'll gain: System Configuration, Security Awareness, Mobile Security, Software Installation, Cybersecurity, Microsoft Windows, Command-Line Interface, Operating Systems, Desktop Support, Application Security, Mac OS, Unix, Unix Commands, Malware Protection, Network Administration, Network Troubleshooting, Network Support, Linux Commands, Hardware Troubleshooting, Firewall

      Intermediate · Course · 1 - 4 Weeks

    • Status: New
      New
      P

      Packt

      Kubernetes Masterclass for Application Developers

      Skills you'll gain: Kubernetes, Containerization, Docker (Software), Cloud-Native Computing, Application Deployment, Cloud Applications, YAML, Amazon Web Services, Load Balancing, Data Storage, Cloud Computing Architecture, General Networking, Application Lifecycle Management

      Intermediate · Course · 1 - 3 Months

    • P

      Packt

      Interactive Web Content Using AJAX and JSON in JavaScript

      Skills you'll gain: Ajax, JSON, Javascript, Application Programming Interface (API), Web Development, Development Environment, Restful API, Web Applications, Hypertext Markup Language (HTML), GitHub, Data Structures

      Intermediate · Course · 1 - 4 Weeks

    • Status: Free Trial
      Free Trial
      P

      Packt

      Advanced AJAX Techniques and Final Projects

      Skills you'll gain: Server Side, Restful API, Ajax, Full-Stack Web Development, API Design, Node.JS, Postman API Platform, Web Applications, Application Programming Interface (API), Back-End Web Development, Web Servers, Web Development Tools, Web Development, Javascript, Front-End Web Development, Test Tools, JSON, Middleware

      Advanced · Course · 1 - 3 Months

    • Status: New
      New
      Status: Free Trial
      Free Trial
      B

      Board Infinity

      Deploying and Scaling iOS Applications

      Skills you'll gain: Apple iOS, Apple Xcode, Secure Coding, iOS Development, Core Data (Software), Application Deployment, Swift Programming, Scalability, Performance Tuning, Application Programming Interface (API), API Design, JSON, Application Security, Encryption, Application Performance Management, Performance Testing, Debugging

      Intermediate · Course · 1 - 4 Weeks

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

    • GenAI for Inside Sales: Crafting Effective Outreach: Coursera Instructor Network
    • Dashboard Customization with Jenkins: Track Health Metrics: Coursera Project Network
    • Web Security, Social Engineering & External Attacks: Packt
    • Data and Machine Learning for Technical Product Managers: Coursera Instructor Network
    • Comprehensive Guide to Agile Scrum Foundations: Packt
    • Google Cloud Fundamentals: Core Infrastructure - Yкраїнська: Google Cloud
    • Getting Started with Application Development - Español: Google Cloud
    • CompTIA A+ Core 2 (220-1102): Packt
    • Kubernetes Masterclass for Application Developers: Packt
    • Interactive Web Content Using AJAX and JSON in JavaScript: Packt

    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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