Exam Name: Java SE 11 Developer
Certification Provider: Oracle
Corresponding Certification: Oracle Java SE
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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:
- Annotations
- Working with Java data types
- Java Object-Oriented Approach
- Java I/O API
- Java Platform Module System
- Database Applications with JDBC
- Working with Arrays and Collections
The benefit in Obtaining the 1Z0-819 Exam Certification
- Java SE 11 Developer Exam are distinguished among competitors
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- Java SE 11 Developer Exam will be confident and stand different from others as their skills are more trained than non-certified professionals
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Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
For more info read reference:
1Z0-006 Official Certification Site Oracle Cloud Learning Resources
Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Working with Arrays and Collections | 8% | - Create a list, set, map, or queue collection - Iterate through a collection - Filter a collection using lambda expressions - Sort elements in a collection - Search for elements in a collection - Use generic types and diamond operator |
| Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Secure sensitive data - Validate user input - Prevent Denial of Service (DoS) attacks |
| Database Applications with JDBC | 5% | - Connect to a database using JDBC - Describe the advantages of using a connection pool - Use parameterized queries - Execute queries and process results |
| Concurrency | 10% | - Use synchronized blocks and the volatile keyword - Use ExecutorService to concurrently execute tasks - Use java.util.concurrent atomic classes and ForkJoinPool - Identify potential threading problems - Use parallel streams to improve performance - Create worker threads using Runnable and Thread objects |
| I/O (Fundamentals and NIO2) | 7% | - Use NIO2 API to work with file systems and file attributes - 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 |
| Working with Java OOP | 15% | - Apply the final keyword to classes, methods, and fields - Use abstract classes and interfaces - Implement polymorphism - Apply the static keyword to methods and fields - Implement encapsulation - Implement inheritance - Create inner classes and use them within other classes |
| Exception Handling and Localization | 10% | - Use assertions - Create and throw custom exceptions - Use standard exception classes - Describe the advantages of exception handling - Create try-catch blocks and understand exception propagation - Use resource bundles and locale classes for internationalization |
| Java Platform Module System | 10% | - Deploy and execute modules - Declare module dependencies - Explain the default modules and class path - Migrate applications to use modules - Use jdeps to determine dependencies - Explain the concept of module exports and requires |
| Controlling Program Flow | 10% | - Use switch statements - Use if and if/else statements - Use for, while, and do/while loops - Use break and continue statements - Use Java control statements |
| Working with Java data types | 12% | - Differentiate between object reference variables and primitive variables - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables - Read or write to object fields - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Create and manipulate strings - Call methods on objects |
| Annotations | 5% | - Apply standard annotations to classes and methods - Describe the purpose of annotations - Create custom annotations |
| Working with Streams and Lambda expressions | 13% | - Describe the Stream interface and pipeline - Use the Stream API to perform terminal operations - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Filter a collection using lambda expressions - Use functional interfaces with lambda expressions - Use method references with streams |
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