PDF Version DemoExam Topic for Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in ORACLE 1Z0-006 exam dumps:
- Working with Arrays and Collections
- Annotations
- Java I/O API
- Working with Java data types
- Java Object-Oriented Approach
- Database Applications with JDBC
- Java Platform Module System
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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Oracle 1Z0-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Database Applications with JDBC | 5% | - Connect to a database using JDBC - Use parameterized queries - Describe the advantages of using a connection pool - Execute queries and process results |
| Topic 2: Working with Java data types | 12% | - Manipulate data using the StringBuilder class and its methods - Read or write to object fields - Call methods on objects - Create and manipulate strings - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Declare and initialize variables |
| Topic 3: Annotations | 5% | - Apply standard annotations to classes and methods - Create custom annotations - Describe the purpose of annotations |
| Topic 4: Working with Java OOP | 15% | - 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 - Implement encapsulation |
| Topic 5: Controlling Program Flow | 10% | - Use for, while, and do/while loops - Use Java control statements - Use break and continue statements - Use if and if/else statements - Use switch statements |
| Topic 6: Working with Arrays and Collections | 8% | - Filter a collection using lambda expressions - Sort elements in a collection - Search for elements in a collection - Iterate through a collection - Create a list, set, map, or queue collection - Use generic types and diamond operator |
| Topic 7: 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 Path interface to manipulate file paths - Use NIO2 API to work with file systems and file attributes |
| Topic 8: Working with Streams and Lambda expressions | 13% | - Filter a collection using lambda expressions - Describe the Stream interface and pipeline - Use method references with streams - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use functional interfaces with lambda expressions - Use the Stream API to perform terminal operations |
| Topic 9: Java Platform Module System | 10% | - Declare module dependencies - Deploy and execute modules - Explain the default modules and class path - Migrate applications to use modules - Explain the concept of module exports and requires - Use jdeps to determine dependencies |
| Topic 10: Exception Handling and Localization | 10% | - Use assertions - Create and throw custom exceptions - Use resource bundles and locale classes for internationalization - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Use standard exception classes |
| Topic 11: Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Validate user input - Prevent Denial of Service (DoS) attacks - Secure sensitive data |
| Topic 12: Concurrency | 10% | - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Use parallel streams to improve performance - Use synchronized blocks and the volatile keyword - Identify potential threading problems - Use java.util.concurrent atomic classes and ForkJoinPool |
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