How to study the 1Z0-809 Exam

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Reference: https://education.oracle.com/pls/web_prod-plq-dad/db_pages.getpage?page_id=5001&get_params=p_exam_id:1Z0-809

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The Oracle 1Z0-809 exam is intended for those individuals who want to get the Oracle Certified Professional, Java SE 8 Programmer certification. The potential candidates for this test are those IT specialists who have some years of experience with Java SE 8 platform and hold the Oracle Certified Associate, Java SE 8 Programmer credential.

The Oracle 1Z0-809 is a 150-minute test with 85 questions, that are mainly of a multiple-choice format, but there may also be other types, such as drag and drop, simulations, or scenario-based. This certification exam is available in the English language and the passing score for it is 65%. However, you need to try to get more than that.

Oracle Java SE 8 Programmer II 1Z0-809 Exam

Oracle Java SE 8 Programmer II 1Z0-809 Exam is related to Oracle Java SE and credits toward Oracle Certified Professional and Java SE 8 Programmer Certification. This exam is part second of the Java SE 8 Programmer. This exam validates the ability to develop code that uses the static keyword on blocks, variables, methods and chases, implements and intends interfaces and use the at override annotation, search for data by using search methods of the stream classes, save results to a collection. It also validates the ability to create and manage date-based and time-based events including a combination of date and time int a single object. Java EE Developers, Web Developers and Java Developers usually hold or pursue this certification and you can expect the same job role after completion of this certification.

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Oracle 1z0-809 Exam Syllabus Topics:

Section	Objectives
Topic 1: Building Database Applications with JDBC	- Database connectivity 1. Execute SQL statements 2. Use JDBC drivers and connections 3. Process ResultSet data
Topic 2: Java File I/O	- NIO.2 API 1. Read file attributes 2. Use Path and Files classes 3. Traverse directory structures
Topic 3: Java I/O Fundamentals	- Input and output 1. Read and write files 2. Use serialization 3. Use BufferedReader and BufferedWriter
Topic 4: Advanced Java Class Design	- Advanced object-oriented features 1. Use abstract classes and interfaces 2. Use enum types 3. Develop Lambda expressions 4. Use the final keyword 5. Create nested and inner classes
Topic 5: Exceptions and Assertions	- Error handling 1. Use try-catch and try-with-resources 2. Use assertions 3. Create custom exceptions
Topic 6: Lambda Built-in Functional Interfaces	- Functional programming 1. Use primitive functional interfaces 2. Use UnaryOperator and BinaryOperator 3. Use Predicate, Consumer, Function, and Supplier
Topic 7: Java Stream API	- Stream processing 1. Collect and group stream results 2. Use Optional 3. Use map, flatMap, and peek 4. Use findFirst, findAny, and match methods 5. Sort and filter data using streams
Topic 8: Java Concurrency	- Multithreading 1. Create and manage threads 2. Use synchronized blocks and locks 3. Use ExecutorService 4. Use concurrent collections
Topic 9: Generics and Collections	- Collections framework 1. Iterate collections with Streams and forEach 2. Use Comparator and Comparable 3. Create and use generic classes 4. Use ArrayList, TreeSet, TreeMap, and ArrayDeque
Topic 10: Java Class Design	- Object-oriented principles 1. Implement inheritance and polymorphism 2. Create singleton and immutable classes 3. Override equals, hashCode, and toString 4. Implement encapsulation 5. Use static variables, methods, and initialization blocks
Topic 11: Localization	- Internationalization 1. Use Locale and ResourceBundle 2. Format dates and numbers 3. Handle localization properties
Topic 12: Java SE 8 Date/Time API	- Date and time handling 1. Use Period and Duration 2. Use LocalDate, LocalTime, and LocalDateTime 3. Format and parse date values