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Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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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.
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java Platform Module System | 10% | - Use jdeps to determine dependencies - Migrate applications to use modules - Explain the default modules and class path - Declare module dependencies - Explain the concept of module exports and requires - Deploy and execute modules |
| Working with Arrays and Collections | 8% | - Sort elements in a collection - Create a list, set, map, or queue collection - Use generic types and diamond operator - Search for elements in a collection - Filter a collection using lambda expressions - Iterate through a collection |
| Working with Streams and Lambda expressions | 13% | - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use functional interfaces with lambda expressions - Describe the Stream interface and pipeline - Use method references with streams - Filter a collection using lambda expressions - Use the Stream API to perform terminal operations |
| Working with Java data types | 12% | - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Create and manipulate strings - Read or write to object fields - Declare and initialize variables - Call methods on objects - Differentiate between object reference variables and primitive variables - Manipulate data using the StringBuilder class and its methods |
| Annotations | 5% | - Create custom annotations - Apply standard annotations to classes and methods - Describe the purpose of annotations |
| Secure Coding in Java SE Application | 5% | - Validate user input - Secure sensitive data - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks |
| Controlling Program Flow | 10% | - Use switch statements - Use break and continue statements - Use if and if/else statements - Use for, while, and do/while loops - Use Java control statements |
| Working with Java OOP | 15% | - Implement polymorphism - Apply the final keyword to classes, methods, and fields - Create inner classes and use them within other classes - Implement encapsulation - Use abstract classes and interfaces - Apply the static keyword to methods and fields - Implement inheritance |
| Exception Handling and Localization | 10% | - Describe the advantages of exception handling - Create and throw custom exceptions - Use standard exception classes - Use assertions - Create try-catch blocks and understand exception propagation - Use resource bundles and locale classes for internationalization |
| Database Applications with JDBC | 5% | - Connect to a database using JDBC - Describe the advantages of using a connection pool - Execute queries and process results - Use parameterized queries |
| I/O (Fundamentals and NIO2) | 7% | - Use Stream API with files - Use NIO2 API to work with file systems and file attributes - Read and write console and file input/output using Java I/O system - Use Path interface to manipulate file paths |
| Concurrency | 10% | - Use ExecutorService to concurrently execute tasks - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool - Use parallel streams to improve performance - Identify potential threading problems - Create worker threads using Runnable and Thread objects |
