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The following will be discussed in the ORACLE 1Z0-006 exam dumps pdf:
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.
Reference: https://education.oracle.com/java-se-11-developer/pexam_1Z0-819?intcmp=WWOUBLOGPOSTLADJAVA082913
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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Exception Handling and Localization | 10% | - Create and throw custom exceptions - Use standard exception classes - Use assertions - Create try-catch blocks and understand exception propagation - Describe the advantages of exception handling - Use resource bundles and locale classes for internationalization |
| Topic 2: Working with Java data types | 12% | - Call methods on objects - Declare and initialize variables - Manipulate data using the StringBuilder class and its methods - Explain an object's lifecycle (creation, dereferencing via garbage collection) - Create and manipulate strings - Differentiate between object reference variables and primitive variables - Read or write to object fields |
| Topic 3: 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 - Deploy and execute modules - Explain the default modules and class path |
| Topic 4: Annotations | 5% | - Apply standard annotations to classes and methods - Describe the purpose of annotations - Create custom annotations |
| Topic 5: Working with Java OOP | 15% | - Implement encapsulation - Apply the final keyword to classes, methods, and fields - Implement inheritance - Use abstract classes and interfaces - Create inner classes and use them within other classes - Apply the static keyword to methods and fields - Implement polymorphism |
| Topic 6: Secure Coding in Java SE Application | 5% | - Secure sensitive data - Validate user input - Prevent Denial of Service (DoS) attacks - Prevent SQL injection and other attacks |
| Topic 7: Database Applications with JDBC | 5% | - Describe the advantages of using a connection pool - Execute queries and process results - Connect to a database using JDBC - Use parameterized queries |
| Topic 8: Concurrency | 10% | - Use ExecutorService to concurrently execute tasks - Use java.util.concurrent atomic classes and ForkJoinPool - Create worker threads using Runnable and Thread objects - Use synchronized blocks and the volatile keyword - Use parallel streams to improve performance - Identify potential threading problems |
| Topic 9: Working with Arrays and Collections | 8% | - Filter a collection using lambda expressions - Search for elements in a collection - Create a list, set, map, or queue collection - Sort elements in a collection - Use generic types and diamond operator - Iterate through a collection |
| Topic 10: I/O (Fundamentals and NIO2) | 7% | - Use NIO2 API to work with file systems and file attributes - Read and write console and file input/output using Java I/O system - Use Stream API with files - Use Path interface to manipulate file paths |
| Topic 11: Working with Streams and Lambda expressions | 13% | - Filter a collection using lambda expressions - Use functional interfaces with 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 |
| Topic 12: Controlling Program Flow | 10% | - Use switch statements - Use if and if/else statements - Use for, while, and do/while loops - Use Java control statements - Use break and continue statements |
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