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Certification Path for Java SE 11 Developer Exam Number: 1Z0-819
Java SE 11 Developer Exam Number: 1Z0-819 is a fundamental exam. Successful completion by candidates will allow them to achieve Oracle Certified Professional: Java SE 11 Developer.
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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:
- 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
- Annotations
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- Length of Exam: 85 min
- Examination Fees: $250 USD
- Types of questions: Performance Based Questions
- Passing Score: 60% or higher
- Examination Name: Java SE 11 Developer Exam Number: 1Z0-819
- No. of Questions: 60 Questions
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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.
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Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Annotations | 5% | - Describe the purpose of annotations - Apply standard annotations to classes and methods - Create custom annotations |
| Working with Streams and Lambda expressions | 13% | - Use functional interfaces with lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Describe the Stream interface and pipeline - Use method references with streams - Filter a collection using lambda expressions |
| Java Platform Module System | 10% | - Deploy and execute modules - Migrate applications to use modules - Explain the concept of module exports and requires - Explain the default modules and class path - Use jdeps to determine dependencies - Declare module dependencies |
| Controlling Program Flow | 10% | - Use switch statements - Use Java control statements - Use break and continue statements - Use if and if/else statements - Use for, while, and do/while loops |
| Working with Java OOP | 15% | - Apply the static keyword to methods and fields - Implement polymorphism - Create inner classes and use them within other classes - Use abstract classes and interfaces - Implement inheritance - Apply the final keyword to classes, methods, and fields - Implement encapsulation |
| Working with Arrays and Collections | 8% | - Create a list, set, map, or queue collection - Use generic types and diamond operator - Sort elements in a collection - Search for elements in a collection - Iterate through a collection - Filter a collection using lambda expressions |
| Database Applications with JDBC | 5% | - Describe the advantages of using a connection pool - Use parameterized queries - Execute queries and process results - Connect to a database using JDBC |
| 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 |
| Concurrency | 10% | - Use parallel streams to improve performance - Use java.util.concurrent atomic classes and ForkJoinPool - Identify potential threading problems - Use ExecutorService to concurrently execute tasks - Use synchronized blocks and the volatile keyword - Create worker threads using Runnable and Thread objects |
| Exception Handling and Localization | 10% | - Use standard exception classes - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Use resource bundles and locale classes for internationalization - Create and throw custom exceptions - Use assertions |
| 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 - Declare and initialize variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Differentiate between object reference variables and primitive variables |
| 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 |
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