Working with Streams and Lambda Expressions in Java (Java SE 11 Developer Certification 1Z0-819) from Pluralsight

This course will teach you everything you need to know about lambda expressions and streams in Java, so that you are ready to use them for your work and to prepare you to successfully pass the Oracle Java SE 11 Developer Certification exam.

Streams and lambda expressions are essential features in modern Java programming. In this course, Working with Streams and Lambda Expressions in Java (Java SE 11 Developer Certification 1Z0-819), you'll learn everything you need to know about streams and lambda expressions.

First, you'll explore lambda expressions; what they are, how they work, what they are useful for. Next, you'll discover functional interfaces, including the ones in Java's standard library. Finally, you'll learn how to work with streams, and you'll understand how you can use lambda expressions together with streams to process data.

When you're finished with this course, you'll have the skills and knowledge of streams and lambda expressions that you need to be able to use them in your own projects, and you'll understand everything you need to know about them for the Oracle Java SE 11 Developer Certification exam.

What's inside

Syllabus

Course Overview

Working with Lambda Expressions

Working with Functional Interfaces

Working with Streams - The Basics

Traffic lights

Read about what's good

what should give you pause

and possible dealbreakers

Suitable for beginners interested in Java fundamentals

Designed to help learners prepare for the Oracle Java SE 11 Developer Certification exam

Introduces essential features used in modern Java programming

Serves as a foundational course for further learning in Java

Topics align with industry best practices and standards

Reviews summary

Mastering java streams and lambdas for certification

According to learners, this course is a highly effective resource for mastering Java Streams and Lambda Expressions, particularly for the Java SE 11 Developer Certification (1Z0-819). Students frequently praise the instructor's clear and detailed explanations, which make complex topics understandable. The course's hands-on examples and practical exercises are highlighted as instrumental in solidifying understanding and providing real-world application. While some experienced learners found early sections a bit redundant or wished for more advanced edge cases, the majority agree it provides comprehensive coverage and is well-paced for certification preparation. A few minor concerns about occasional code errors were noted, though these appear infrequent.

Generally well-paced, but requires prior Java knowledge.

"The instructor's pacing is perfect for me, allowing enough time to grasp new concepts effectively."

"I felt a bit rushed through advanced stream operations sometimes and wished for more complex examples beyond the basics."

"I found it difficult to follow at times. It assumes too much prior knowledge, especially in the advanced stream sections, so it's not for beginners."

Covers core and advanced topics sufficiently for the exam.

"I found the deep dive into functional interfaces invaluable, and this course covers everything I needed for the exam."

"Coming from Java 8, this course helped me transition smoothly to Java 11 features. The explanations are concise yet thorough."

"I feel the course comprehensively tackles lambda expressions and various stream operations effectively."

Strong emphasis on practical coding with useful exercises.

"I appreciate the hands-on exercises which really solidified my understanding of streams and lambdas."

"The examples are very practical, and the demos were very helpful, reinforcing my learning effectively."

"I gained confidence in using these features in my own projects thanks to the practical, real-world activities."

Highly effective for preparing for the 1Z0-819 exam.

"This is an excellent course for Java 11 certification prep. I highly recommend it for 1Z0-819."

"I feel much more confident using streams now, and this course covers everything I needed for the exam."

"Completing this course definitely helped me pass the 1Z0-819 exam. It prepared me well."

Instructor effectively simplifies complex Java concepts.

"The instructor explains complex topics clearly and the examples are very practical. Highly recommend for 1Z0-819."

"I found the instructor's detailed explanations and practical insights invaluable. His teaching style is truly engaging."

"His pacing is perfect, and I appreciate how he makes even difficult Java concepts easy to grasp."

Minor code errors noted, but generally high quality.

"Content is okay, but the code examples had minor errors that were frustrating to debug. It needs updating or better proofreading."

"While mostly accurate, I encountered a few small bugs in the provided code snippets that required extra time to resolve."

"I think it would be even better with a quick review of the example code to fix any tiny typos or inconsistencies."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Working with Streams and Lambda Expressions in Java (Java SE 11 Developer Certification 1Z0-819) with these activities:

Review Head First Java

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Learn about the basics of Java in preparation for diving into the course materials.

View Head First Java: A Brain-Friendly Guide on Amazon

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Obtain the book from your local library or purchase a physical or e-book copy.
Read chapters 1-4 to gain an understanding of Java syntax and fundamentals.
Complete exercises and quizzes at the end of each chapter to test your understanding.

Find a mentor who can guide you in Java development

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Accelerate your learning by seeking guidance from an experienced Java developer.

Browse courses on Java Programming

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Identify potential mentors within your network or online communities.
Reach out to your chosen mentor and express your interest in learning from them.
Establish clear goals and expectations for the mentorship.

Solve coding exercises on Leetcode

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Reinforce your understanding of lambda expressions and streams by solving coding exercises.

Browse courses on Java Programming

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Create an account on Leetcode.
Select the 'Easy' or 'Medium' difficulty sections and choose a problem related to lambda expressions or streams.
Read the problem statement and write code to solve the problem.
Submit your solution and review the feedback provided by the platform.

Four other activities

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Follow tutorials on JavaZone

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Enhance your grasp of lambda expressions and streams by exploring tutorials on JavaZone.

Browse courses on Lambda Expressions

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Visit the JavaZone website and browse the available tutorials on lambda expressions and streams.
Choose a tutorial that aligns with your skill level and learning goals.
Follow the step-by-step instructions and complete the exercises provided in the tutorial.

Join a study group for Java developers

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Enhance your learning through collaboration and discussion with other Java developers.

Browse courses on Java Programming

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Find or create a study group focused on Java development.
Attend regular meetings and participate in discussions.
Share knowledge, ask questions, and work on projects together.

Build a simple Java application using lambda expressions and streams

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Apply your knowledge of lambda expressions and streams by creating a practical project.

Browse courses on Lambda Expressions

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Identify a problem or task that can be solved using lambda expressions and streams.
Design and implement a solution using Java.
Test and debug the application to ensure it meets the requirements.
Document your code and share it with others for feedback.

Write a blog post on using lambda expressions in Java 11

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Deepen your understanding of lambda expressions by explaining them to others in a blog post.

Browse courses on Lambda Expressions

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Choose a specific topic related to lambda expressions in Java 11.
Conduct research and gather information from reliable sources.
Write a well-structured blog post that explains the topic clearly and concisely.
Proofread and edit the blog post carefully before publishing.

Career center

Learners who complete Working with Streams and Lambda Expressions in Java (Java SE 11 Developer Certification 1Z0-819) will develop knowledge and skills that may be useful to these careers:

Software Engineer

Software Engineers design, develop, test, and maintain software systems. This course may help Software Engineers learn how to use Java streams to create more efficient and maintainable code.

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Software Developer

Software Developers design, develop, and test software applications. This course may help Software Developers build a foundation in functional programming using Java.

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Data Scientist

Data Scientists analyze large sets of data to uncover patterns and trends. This course may help Data Scientists learn how to manipulate and process large datasets with Java streams.

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Data Analyst

Data Analysts analyze data to identify trends and patterns. This course may help Data Analysts learn how to use Java streams to manipulate and process large datasets efficiently.

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Machine Learning Engineer

Machine Learning Engineers design and develop machine learning models. This course may be useful to Machine Learning Engineers who wish to learn how to use Java streams to process large datasets efficiently.

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Research Scientist

Research Scientists conduct research to advance scientific knowledge. This course may be useful to Research Scientists who wish to learn how to use Java streams to analyze large datasets.

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Cloud Architect

Cloud Architects design and manage cloud computing systems. This course may be useful to Cloud Architects who wish to learn how to use Java streams to improve the performance of their cloud applications.

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Information Technology Manager

Information Technology Managers plan, implement, and manage information technology systems. This course may help Information Technology Managers understand how to use Java streams to improve the efficiency of their systems.

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Computer Systems Analyst

Computer Systems Analysts design, implement, and maintain computer systems. This course may be useful to Computer Systems Analysts who wish to learn how to use Java streams to improve the performance of their systems.

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Web Developer

Web Developers design, develop, and maintain websites. This course may be useful to Web Developers who wish to learn how to use Java streams to improve the performance of their web applications.

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Software Quality Assurance Analyst

Software Quality Assurance Analysts test and evaluate software products to ensure that they meet quality standards. This course may be useful to Software Quality Assurance Analysts who wish to learn how to use Java streams to improve the efficiency of their testing processes.

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Computer Programmer

Computer Programmers write and test code that allows computer applications and software programs to run. Taking this course may be useful to Computer Programmers who wish to learn about functional programming and modern Java.

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Database Administrator

Database Administrators manage and maintain databases. This course may be useful to Database Administrators who wish to learn how to optimize database queries using Java streams.

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Information Security Analyst

Information Security Analysts plan and implement security measures to protect computer networks and systems. This course may be useful to Information Security Analysts who wish to learn how to use Java streams to analyze security data.

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Quantitative Analyst

Quantitative Analysts use mathematical and statistical models to analyze financial data. This course may be useful to Quantitative Analysts who wish to learn how to use Java streams to process large datasets efficiently.

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