Exam Topic for Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in ORACLE 1Z0-006 exam dumps:
- Java Object-Oriented Approach
- Java I/O API
- Annotations
- Java Platform Module System
- Working with Java data types
- Database Applications with JDBC
- Working with Arrays and Collections
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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:
- Desirable to have completed some or all of my Java Masterclass
- Be a professional programmer with Java experience
- Have a desire to get Java certified and earn more money
- Preferably have completed all or part of my Java Masterclass here on Udemy (or another Java course)
- Exposure to the Java programming language
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
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Oracle 1Z0-819日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| I/O (Fundamentals and NIO2) | 7% | - Use Path interface to manipulate file paths - Read and write console and file input/output using Java I/O system - Use NIO2 API to work with file systems and file attributes - Use Stream API with files |
| Secure Coding in Java SE Application | 5% | - Secure sensitive data - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks - Validate user input |
| Database Applications with JDBC | 5% | - Execute queries and process results - Connect to a database using JDBC - Describe the advantages of using a connection pool - Use parameterized queries |
| Controlling Program Flow | 10% | - Use switch statements - Use Java control statements - Use if and if/else statements - Use break and continue statements - Use for, while, and do/while loops |
| Concurrency | 10% | - Identify potential threading problems - Use java.util.concurrent atomic classes and ForkJoinPool - Use synchronized blocks and the volatile keyword - Use ExecutorService to concurrently execute tasks - Create worker threads using Runnable and Thread objects - Use parallel streams to improve performance |
| Exception Handling and Localization | 10% | - Describe the advantages of exception handling - Use resource bundles and locale classes for internationalization - Use standard exception classes - Use assertions - Create try-catch blocks and understand exception propagation - Create and throw custom exceptions |
| Working with Streams and Lambda expressions | 13% | - Use the Stream API to perform terminal operations - Use method references with streams - Describe the Stream interface and pipeline - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Filter a collection using lambda expressions - Use functional interfaces with lambda expressions |
| Annotations | 5% | - Apply standard annotations to classes and methods - Create custom annotations - Describe the purpose of annotations |
| Working with Java OOP | 15% | - Apply the final keyword to classes, methods, and fields - Create inner classes and use them within other classes - Implement polymorphism - Implement encapsulation - Implement inheritance - Apply the static keyword to methods and fields - Use abstract classes and interfaces |
| Working with Java data types | 12% | - Declare and initialize variables - Call methods on objects - Read or write to object fields - Differentiate between object reference variables and primitive variables - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Manipulate data using the StringBuilder class and its methods - Create and manipulate strings |
| Java Platform Module System | 10% | - Explain the concept of module exports and requires - Deploy and execute modules - Explain the default modules and class path - Declare module dependencies - Use jdeps to determine dependencies - Migrate applications to use modules |
| Working with Arrays and Collections | 8% | - Sort elements in a collection - Iterate through a collection - Use generic types and diamond operator - Search for elements in a collection - Filter a collection using lambda expressions - Create a list, set, map, or queue collection |
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