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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
Who should take the Java SE 11 Developer Exam Number: 1Z0-819
This exam helps students to understand the basic relational database concepts. Moreover, it will teach the students about data modeling concepts, building Entity Relationship Diagrams (ERDs), and mapping ERDs. Moreover, with this project-based learning techniques, students will be able to create and work with projects to design, implement, and demonstrate a database solution for a business or organization.
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Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Exception Handling and Localization | 10% | - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Use standard exception classes - Use resource bundles and locale classes for internationalization - Use assertions - Create and throw custom exceptions |
| Working with Java OOP | 15% | - Apply the static keyword to methods and fields - Use abstract classes and interfaces - Implement polymorphism - Implement inheritance - Implement encapsulation - Create inner classes and use them within other classes - Apply the final keyword to classes, methods, and fields |
| I/O (Fundamentals and NIO2) | 7% | - 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 - Use Path interface to manipulate file paths |
| Database Applications with JDBC | 5% | - Describe the advantages of using a connection pool - Execute queries and process results - Connect to a database using JDBC - Use parameterized queries |
| Controlling Program Flow | 10% | - Use switch statements - Use if and if/else statements - Use Java control statements - Use for, while, and do/while loops - Use break and continue statements |
| Working with Arrays and Collections | 8% | - Sort elements in a collection - Iterate through a collection - Create a list, set, map, or queue collection - Search for elements in a collection - Filter a collection using lambda expressions - Use generic types and diamond operator |
| Java Platform Module System | 10% | - Explain the default modules and class path - Deploy and execute modules - Declare module dependencies - Migrate applications to use modules - Explain the concept of module exports and requires - Use jdeps to determine dependencies |
| Working with Java data types | 12% | - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables - Create and manipulate strings - Read or write to object fields - Call methods on objects - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Differentiate between object reference variables and primitive variables |
| Working with Streams and Lambda expressions | 13% | - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use method references with streams - Filter a collection using lambda expressions - Use functional interfaces with lambda expressions - Describe the Stream interface and pipeline - Use the Stream API to perform terminal operations |
| Concurrency | 10% | - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Use parallel streams to improve performance - Identify potential threading problems - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool |
| Annotations | 5% | - Apply standard annotations to classes and methods - Describe the purpose of annotations - Create custom annotations |
| Secure Coding in Java SE Application | 5% | - Secure sensitive data - Validate user input - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks |
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