Exam Name: Java SE 11 Developer
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
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1Z0-006 Official Certification Site Oracle Cloud Learning Resources
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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How to Prepare For Java SE 11 Developer Exam Number: 1Z0-819
Preparation Guide for Java SE 11 Developer Exam Number: 1Z0-819
Introduction for Java SE 11 Developer Exam Number: 1Z0-819
1Z0-006 exam is for those that have completed the Database Foundations, Database Design and Programming with SQL (Oracle Academy training), Oracle Database 12c Administration Workshop or Oracle Database Introduction to SQL training. Passing this exam gives the certification credential demonstrating your understanding of the different types of database models and components. And, you will enhance knowledge of database components, concepts and design, implementation of business roles, SQL language and queries, and ERD modeling and languages to manage data and transactions.
The Java SE 11 Developer Exam Number: 1Z0-819 is recommended for the following candidates who have:
- Be a professional programmer with Java experience
- Exposure to the Java programming language
- Preferably have completed all or part of my Java Masterclass here on Udemy (or another Java course)
- Have a desire to get Java certified and earn more money
- Desirable to have completed some or all of my Java Masterclass
Becoming Java certified is a great way to help improve your career options with more job opportunities and more pay. That's because Oracle's Java certification program, unlike many other certifications out there, has real value in the industry. One of the main reasons is that it's an official Oracle certification, but second, the exam is quite difficult to pass. Employers see programmers who are Java certified as more valuable than programmers who are not certified. So it's totally worth getting Java certified to take advantage of this.
ORACLE 1Z0-006 practice exams and ORACLE 1Z0-006 practice exams are designed specifically for candidates to gain an uperhand on experience and knowledge to get through this exam.
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Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Streams and Lambda expressions | 13% | - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Filter a collection using lambda expressions - Describe the Stream interface and pipeline - Use the Stream API to perform terminal operations - Use functional interfaces with lambda expressions - Use method references with streams |
| Topic 2: I/O (Fundamentals and NIO2) | 7% | - Use Path interface to manipulate file paths - Use Stream API with files - Read and write console and file input/output using Java I/O system - Use NIO2 API to work with file systems and file attributes |
| Topic 3: Working with Arrays and Collections | 8% | - Filter a collection using lambda expressions - Search for elements in a collection - Iterate through a collection - Use generic types and diamond operator - Sort elements in a collection - Create a list, set, map, or queue collection |
| Topic 4: Concurrency | 10% | - Use synchronized blocks and the volatile keyword - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Use java.util.concurrent atomic classes and ForkJoinPool - Create worker threads using Runnable and Thread objects - Identify potential threading problems |
| Topic 5: Annotations | 5% | - Apply standard annotations to classes and methods - Create custom annotations - Describe the purpose of annotations |
| Topic 6: Working with Java OOP | 15% | - Implement encapsulation - Implement polymorphism - Create inner classes and use them within other classes - Apply the static keyword to methods and fields - Use abstract classes and interfaces - Apply the final keyword to classes, methods, and fields - Implement inheritance |
| Topic 7: Working with Java data types | 12% | - Read or write to object fields - Call methods on objects - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables - Create and manipulate strings |
| Topic 8: Database Applications with JDBC | 5% | - Execute queries and process results - Use parameterized queries - Describe the advantages of using a connection pool - Connect to a database using JDBC |
| Topic 9: Controlling Program Flow | 10% | - Use break and continue statements - Use switch statements - Use for, while, and do/while loops - Use Java control statements - Use if and if/else statements |
| Topic 10: Secure Coding in Java SE Application | 5% | - Secure sensitive data - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks - Validate user input |
| Topic 11: Java Platform Module System | 10% | - Explain the default modules and class path - Use jdeps to determine dependencies - Migrate applications to use modules - Deploy and execute modules - Declare module dependencies - Explain the concept of module exports and requires |
| Topic 12: Exception Handling and Localization | 10% | - Use resource bundles and locale classes for internationalization - Use standard exception classes - Create try-catch blocks and understand exception propagation - Create and throw custom exceptions - Use assertions - Describe the advantages of exception handling |
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