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