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Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Streams and Lambda expressions | 13% | - Filter a collection using lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Describe the Stream interface and pipeline - Use the Stream API to perform terminal operations - Use method references with streams - Use functional interfaces with lambda expressions |
| Topic 2: Controlling Program Flow | 10% | - Use Java control statements - Use for, while, and do/while loops - Use switch statements - Use if and if/else statements - Use break and continue statements |
| Topic 3: Database Applications with JDBC | 5% | - Use parameterized queries - Connect to a database using JDBC - Describe the advantages of using a connection pool - Execute queries and process results |
| Topic 4: Exception Handling and Localization | 10% | - Describe the advantages of exception handling - Create try-catch blocks and understand exception propagation - Use resource bundles and locale classes for internationalization - Use assertions - Create and throw custom exceptions - Use standard exception classes |
| Topic 5: Working with Java OOP | 15% | - Implement inheritance - Use abstract classes and interfaces - Implement encapsulation - Apply the static keyword to methods and fields - Implement polymorphism - Apply the final keyword to classes, methods, and fields - Create inner classes and use them within other classes |
| Topic 6: Java Platform Module System | 10% | - Use jdeps to determine dependencies - Migrate applications to use modules - Explain the concept of module exports and requires - Deploy and execute modules - Explain the default modules and class path - Declare module dependencies |
| Topic 7: I/O (Fundamentals and NIO2) | 7% | - Read and write console and file input/output using Java I/O system - Use Path interface to manipulate file paths - Use NIO2 API to work with file systems and file attributes - Use Stream API with files |
| Topic 8: Working with Arrays and Collections | 8% | - Filter a collection using lambda expressions - Search for elements in a collection - Use generic types and diamond operator - Create a list, set, map, or queue collection - Iterate through a collection - Sort elements in a collection |
| Topic 9: 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 |
| Topic 10: Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Topic 11: Working with Java data types | 12% | - Declare and initialize variables - Read or write to object fields - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Call methods on objects - Manipulate data using the StringBuilder class and its methods - Create and manipulate strings |
| Topic 12: Concurrency | 10% | - Identify potential threading problems - Create worker threads using Runnable and Thread objects - Use java.util.concurrent atomic classes and ForkJoinPool - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Use synchronized blocks and the volatile keyword |
