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How to book the Java SE 11 Developer Exam Number: 1Z0-819
You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.
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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 Arrays and Collections
- Java Platform Module System
- Java I/O API
- Working with Java data types
- Annotations
- Java Object-Oriented Approach
- Database Applications with JDBC
How to Prepare For Java SE 11 Developer Exam Number: 1Z0-819
Preparation Guide for Java SE 11 Developer Exam Number: 1Z0-819
Introduction for Java SE 11 Developer Exam Number: 1Z0-819
1Z0-006 exam is for those that have completed the Database Foundations, Database Design and Programming with SQL (Oracle Academy training), Oracle Database 12c Administration Workshop or Oracle Database Introduction to SQL training. Passing this exam gives the certification credential demonstrating your understanding of the different types of database models and components. And, you will enhance knowledge of database components, concepts and design, implementation of business roles, SQL language and queries, and ERD modeling and languages to manage data and transactions.
The Java SE 11 Developer Exam Number: 1Z0-819 is recommended for the following candidates who have:
- Preferably have completed all or part of my Java Masterclass here on Udemy (or another Java course)
- Exposure to the Java programming language
- Desirable to have completed some or all of my Java Masterclass
- Have a desire to get Java certified and earn more money
- Be a professional programmer with Java experience
Becoming Java certified is a great way to help improve your career options with more job opportunities and more pay. That's because Oracle's Java certification program, unlike many other certifications out there, has real value in the industry. One of the main reasons is that it's an official Oracle certification, but second, the exam is quite difficult to pass. Employers see programmers who are Java certified as more valuable than programmers who are not certified. So it's totally worth getting Java certified to take advantage of this.
ORACLE 1Z0-006 practice exams and ORACLE 1Z0-006 practice exams are designed specifically for candidates to gain an uperhand on experience and knowledge to get through this exam.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| 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 |
| Exception Handling and Localization | 10% | - Use standard exception classes - Use resource bundles and locale classes for internationalization - Describe the advantages of exception handling - Use assertions - Create and throw custom exceptions - Create try-catch blocks and understand exception propagation |
| Concurrency | 10% | - Identify potential threading problems - Use parallel streams to improve performance - Use ExecutorService to concurrently execute tasks - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool - Create worker threads using Runnable and Thread objects |
| Controlling Program Flow | 10% | - Use Java control statements - Use break and continue statements - Use switch statements - Use for, while, and do/while loops - Use if and if/else statements |
| Working with Arrays and Collections | 8% | - Create a list, set, map, or queue collection - Use generic types and diamond operator - Filter a collection using lambda expressions - Iterate through a collection - Search for elements in a collection - Sort elements in a collection |
| Java Platform Module System | 10% | - Deploy and execute modules - Migrate applications to use modules - Explain the default modules and class path - Explain the concept of module exports and requires - Declare module dependencies - Use jdeps to determine dependencies |
| Working with Java data types | 12% | - Manipulate data using the StringBuilder class and its methods - Create and manipulate strings - Call methods on objects - Declare and initialize variables - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Read or write to object fields |
| Working with Streams and Lambda expressions | 13% | - Filter a collection using lambda expressions - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use method references with streams - Use the Stream API to perform terminal operations - Describe the Stream interface and pipeline - Use functional interfaces with lambda expressions |
| Working with Java OOP | 15% | - Create inner classes and use them within other classes - Implement encapsulation - Apply the static keyword to methods and fields - Implement polymorphism - Use abstract classes and interfaces - Implement inheritance - Apply the final keyword to classes, methods, and fields |
| Secure Coding in Java SE Application | 5% | - Validate user input - Secure sensitive data - Prevent SQL injection and other attacks - Prevent Denial of Service (DoS) attacks |
| Database Applications with JDBC | 5% | - Use parameterized queries - Execute queries and process results - Connect to a database using JDBC - Describe the advantages of using a connection pool |
| Annotations | 5% | - Apply standard annotations to classes and methods - Create custom annotations - Describe the purpose of annotations |
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