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Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in ORACLE 1Z0-006 exam dumps:
- Java Platform Module System
- Database Applications with JDBC
- Annotations
- Java Object-Oriented Approach
- Working with Arrays and Collections
- Java I/O API
- Working with Java data types
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Working with Streams and Lambda expressions | 13% | - Describe the Stream interface and pipeline - Filter a collection using lambda expressions - Use method references with streams - Use the Stream API to perform terminal operations - Use functional interfaces with lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods |
| Topic 2: Exception Handling and Localization | 10% | - Use resource bundles and locale classes for internationalization - Describe the advantages of exception handling - Use assertions - Create try-catch blocks and understand exception propagation - Use standard exception classes - Create and throw custom exceptions |
| Topic 3: 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 |
| Topic 4: Annotations | 5% | - Describe the purpose of annotations - Create custom annotations - Apply standard annotations to classes and methods |
| Topic 5: Secure Coding in Java SE Application | 5% | - Secure sensitive data - Validate user input - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks |
| Topic 6: Controlling Program Flow | 10% | - Use switch statements - Use for, while, and do/while loops - Use if and if/else statements - Use break and continue statements - Use Java control statements |
| Topic 7: Java Platform Module System | 10% | - Explain the default modules and class path - Explain the concept of module exports and requires - Deploy and execute modules - Use jdeps to determine dependencies - Migrate applications to use modules - Declare module dependencies |
| Topic 8: Working with Arrays and Collections | 8% | - Sort elements in a collection - Filter a collection using lambda expressions - Iterate through a collection - Create a list, set, map, or queue collection - Search for elements in a collection - Use generic types and diamond operator |
| Topic 9: Working with Java OOP | 15% | - Implement encapsulation - Create inner classes and use them within other classes - Implement polymorphism - Use abstract classes and interfaces - Apply the final keyword to classes, methods, and fields - Apply the static keyword to methods and fields - Implement inheritance |
| Topic 10: I/O (Fundamentals and NIO2) | 7% | - 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 - Use Stream API with files |
| Topic 11: Working with Java data types | 12% | - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Differentiate between object reference variables and primitive variables - Create and manipulate strings - Read or write to object fields - Call methods on objects |
| Topic 12: Concurrency | 10% | - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool - Identify potential threading problems |
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