Java for Absolute Beginners Practice Exam

Java for Absolute Beginners Practice Exam

About Java for Absolute Beginners Exam

Java is one of the most powerful and versatile programming languages used to create various software applications, from desktop software to web apps and large-scale systems. Its popularity makes it an essential skill for developers, as it’s frequently ranked among the top programming languages globally. This course is designed to teach you Java from the basics, covering essential topics such as Object-Oriented Programming (OOP), multithreading, debugging, and design patterns. By mastering these concepts, you’ll be ready to create robust, scalable, and efficient applications.

Skills Required

• No prior coding experience is required, but an interest in learning Java is essential.
• Basic familiarity with using computers and installing software tools would be helpful.

Knowledge Area

This course will give you knowledge in the following areas:

• Core Java programming, including OOP principles
• Advanced concepts like multithreading, debugging, and testing
• Design patterns and best practices in Java development
• Working with utility packages, logging, and cryptography
• Practical coding with examples and hands-on projects

Who should take This Course?

• Absolute beginners with no coding experience who want to start learning Java
• Intermediate developers looking to sharpen their Java skills
• Professionals looking to start or switch their careers as Java developers
• Developers aiming to build a foundation for Big Data technologies, as Java is widely used in these fields

Course Outline

The Java for Absolute Beginners Exam covers the following topics - 

Domain 1 - Java 11 Introduction and OOP Concepts

• Understand the goals of the course and key learning objectives.
• Learn how Java programs work and explore the core concepts of Object-Oriented Programming.
• Set up your coding environment using Eclipse.
• Dive into Java’s basic elements, including variables, data types, and operators.
• Explore logical operators, operator precedence, and type casting techniques.
• Understand conditional statements, nested-if, and loops (for, while, and do-while).
• Learn about access specifiers, null values, and the this and instanceof operators.
• Understand garbage collection, destructors, and static code analysis.
• Work with strings, arrays, and methods, including overloading and variable arguments.
• Learn to pass parameters and use initializers effectively.
• Practice with demos such as creating basic programs, displaying content, and handling student records.

Domain 2 - Utility Packages and Inheritance

• Understand the use of Java packages and create utility packages in practice.
• Learn about inheritance in Java, object type casting, and method overriding.
• Explore the power of polymorphism with examples like house architecture.
• Dive into advanced topics such as lambda expressions, static variables, and methods.
• Understand abstract classes, interfaces, and Java’s set interface.
• Explore marker interfaces, inner classes, and exception handling with practical demos.

Domain 3 - Multithreading Concepts

• Learn what multithreading is and why it’s essential in Java.
• Explore threads, their lifecycle, priorities, and scheduling techniques.
• Understand thread synchronization and daemon threads.
• Work with wrapper classes, autoboxing, and unboxing.
• Dive into utility classes like StringBuilder, Math, and StringTokenizer.
• Learn about Java Generics, collections frameworks, and differences between collections and arrays.
• Explore input/output streams, file classes, serialization, and other IO concepts.
• Practice multithreading concepts with demos on sorting, stacks, queues, and linked lists.

Domain 4 - Debugging Concepts

• Learn how to debug Java programs and analyze logs effectively.
• Understand stack traces, log levels, and best practices for using Log4j.
• Explore debugging techniques such as setting breakpoints, stepping through code, and inspecting variables.

Domain 5 - JUnit

• Understand unit testing concepts and explore the JUnit testing framework.
• Learn about JUnit annotations, assertions, and test suites.
• Practice JUnit through demos like generating reports and testing a student mark system.

Domain 6 - Java Cryptographic Extensions

• Understand cryptography concepts and learn about authenticators.
• Explore examples like CHACHA20 stream cipher and Poly1305 authenticator.
• Practice cryptographic programming with demos.

Domain 7 - Design Patterns

• Get introduced to design patterns and their types.
• Learn about creational patterns, such as factory and builder patterns, with practical examples.
• Explore structural patterns like adapter, facade, and flyweight.
• Study behavioral patterns such as the observer, state, and strategy patterns.
• Apply these concepts in demos like a loan approval process or creating families of objects.