Oracle 1Z1-804日本語 : Java SE 7 Programmer II Exam (1Z1-804日本語版)
- Exam Code: 1Z1-804日本語
- Exam Name: Java SE 7 Programmer II Exam (1Z1-804日本語版)
- Updated: Aug 02, 2026 Q&As: 150 Questions and Answers
About Oracle 1Z1-804日本語 Exam
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Oracle 1Z1-804日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Java I/O Fundamentals | 10% | - Use streams to read and write files - Read and write data from the console - Use BufferedReader, BufferedWriter, File, FileReader, FileWriter, and RandomAccessFile |
| Generics and Collections | 20% | - Use Comparable and Comparator interfaces - Sort and search collections - Create and use generics including generic classes, interfaces, and methods - Use List, Set, Map, and Deque interfaces and implementations - Use type parameters and wildcards |
| Exceptions and Assertions | 10% | - Test invariants by using assertions - Use try-catch-finally and try-with-resources statements - Create custom exceptions and use exception chaining |
| Java File I/O (NIO.2) | 10% | - Use Path interface to operate on file and directory paths - Use Files class to check, read, delete, copy, move, and manage file attributes - Use DirectoryStream to iterate over directory contents - Use PathMatcher and WatchService |
| Concurrency | 15% | - Create and use Threads and Runnable - Use concurrent collections - Manage thread lifecycle - Use synchronized keyword and java.util.concurrent.atomic package - Use Executor, ExecutorService, Executors, Callable, and Future |
| String Processing | 10% | - Format strings using printf and format methods - Use regular expressions to create patterns for matching, searching, and replacing - Search, parse, and build strings using String, StringBuilder, and StringBuffer |
| Localization | 5% | - Build a resource bundle for each locale - Format dates, numbers, and currencies for local use - Read and set the locale by using the Locale object |
| Advanced Class Design | 15% | - Create and use custom annotations - Develop code that uses final keyword - Use enumerated types including methods, constructors, and inheritance in enum types - Create inner classes including static inner class, local class, nested class, and anonymous inner class - Develop code that uses abstract classes and methods |
| Java Class Design | 15% | - Implement inheritance including visibility modifiers and composition - Create and use singleton classes and immutable classes - Implement encapsulation - Override hashCode, equals, and toString methods from Object class - Implement polymorphism |
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