1Z0-819
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Oracle
1Z0-819 Exam
Java SE 11 Developer
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All the information you need to pass Oracle Java SE 11 Developer 1Z0-819 exam and free practice exam verified by ExamDiscuss exam experts.
Preparing for the Oracle 1Z0-819 exam requires a solid understanding of Java SE 11 concepts and hands-on experience with Java programming. Oracle recommends that candidates take the Java SE 11 Developer learning path, which includes several training courses, practice exams, and hands-on labs. In addition, candidates can use online resources such as books, blogs, and forums to supplement their learning.
Oracle 1z1-819 certification exam is a challenging but rewarding certification for Java developers. It covers a wide range of Java SE 11 development topics and requires candidates to have a deep understanding of Java programming. Earning this certification can be a valuable asset for developers looking to advance their careers and demonstrate their expertise in Java development.
Oracle 1Z0-819 (Java SE 11 Developer) Exam is a computer-based exam that consists of 80 multiple-choice questions. 1Z0-819 exam duration is 180 minutes, and the passing score is 63%. 1Z0-819 exam fee is $245, and it can be taken at a Pearson VUE testing center or online through Pearson VUE's OnVUE remote proctoring service. In summary, 1Z0-819 exam is an excellent opportunity for Java developers to validate their skills and knowledge in Java SE 11 and to advance their careers in Java development.
| Topic | Details |
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| Topic 1 | - Develop code that mitigates security threats such as denial of service
- Use Java Streams to filter, transform and process data
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| Topic 2 | - Secure resource access including filesystems, manage policies and execute privileged code
- Develop thread-safe code, using different locking mechanisms
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| Topic 3 | - Understand variable scopes, apply encapsulation and make objects immutable
- Connect to and perform database SQL operations, process query results using JDBC API
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| Topic 4 | - Create and use interfaces, identify functional interfaces
- Initialize objects and their members using instance and static initialiser statements and constructors
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| Topic 5 | - Implement serialization and deserialization techniques on Java objects
- Declare and instantiate Java objects including nested class objects
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| Topic 6 | - Use primitives and wrapper classes, including, operators, parentheses, type promotion and casting
- Sort collections and arrays using Comparator and Comparable interfaces
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| Topic 7 | - Deploy and execute modular applications, including automatic modules
- Implement functional interfaces using lambda expressions
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