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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:
- Be a professional programmer with Java experience
- Desirable to have completed some or all of my Java Masterclass
- Exposure to the Java programming language
- Preferably have completed all or part of my Java Masterclass here on Udemy (or another Java course)
- Have a desire to get Java certified and earn more money
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
How much Java SE 11 Developer Exam Number: 1Z0-819 costs
- Length of Exam: 85 min
- Examination Fees: $250 USD
- Passing Score: 60% or higher
- No. of Questions: 60 Questions
- Types of questions: Performance Based Questions
- Examination Name: Java SE 11 Developer Exam Number: 1Z0-819
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Oracle 1z1-819 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Exception Handling and Localization | 10% | - Use standard exception classes - Use assertions - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Create and throw custom exceptions - Use resource bundles and locale classes for internationalization |
| Working with Java OOP | 15% | - Implement inheritance - Implement polymorphism - Apply the static keyword to methods and fields - Apply the final keyword to classes, methods, and fields - Create inner classes and use them within other classes - Use abstract classes and interfaces - Implement encapsulation |
| Secure Coding in Java SE Application | 5% | - Prevent SQL injection and other attacks - Validate user input - Secure sensitive data - Prevent Denial of Service (DoS) attacks |
| Working with Java data types | 12% | - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Manipulate data using the StringBuilder class and its methods - Declare and initialize variables - Read or write to object fields - Differentiate between object reference variables and primitive variables - Create and manipulate strings - Call methods on objects |
| Controlling Program Flow | 10% | - Use for, while, and do/while loops - Use break and continue statements - Use Java control statements - Use switch statements - Use if and if/else statements |
| 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 - Search for elements in a collection - Sort elements in a collection - Iterate through a collection |
| Java Platform Module System | 10% | - Explain the default modules and class path - Explain the concept of module exports and requires - Deploy and execute modules - Declare module dependencies - Migrate applications to use modules - Use jdeps to determine dependencies |
| Concurrency | 10% | - Use ExecutorService to concurrently execute tasks - Use parallel streams to improve performance - Identify potential threading problems - Create worker threads using Runnable and Thread objects - Use synchronized blocks and the volatile keyword - Use java.util.concurrent atomic classes and ForkJoinPool |
| Annotations | 5% | - Apply standard annotations to classes and methods - Describe the purpose of annotations - Create custom annotations |
| I/O (Fundamentals and NIO2) | 7% | - Use Stream API with files - 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 |
| Working with Streams and Lambda expressions | 13% | - Use functional interfaces with lambda expressions - Filter a collection using lambda expressions - Describe the Stream interface and pipeline - Perform decomposition using the reduce(), collect(), partition(), and groupingBy() methods - Use the Stream API to perform terminal operations - Use method references with streams |
| Database Applications with JDBC | 5% | - Execute queries and process results - Use parameterized queries - Connect to a database using JDBC - Describe the advantages of using a connection pool |
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