Oracle 1Z1-804日本語 actual dump : Java SE 7 Programmer II Exam (1Z1-804日本語版)

1Z1-804日本語
  • Exam Code: 1Z1-804J
  • Exam Name: Java SE 7 Programmer II Exam (1Z1-804日本語版)
  • Updated: Jul 30, 2026
  • Q & A: 150 Questions and Answers

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Oracle Java SE 7 Programmer II Study 1Z0-804 Exam

Java 1Z0-804 Free Test is a test created to demonstrate all the features of our Java7 Associate Web Simulator. You will be able to access 25 complete questions and will have 53 minutes to finish the test.

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  • Keep an eye on the countdown. This will tell you how much time is left. When the countdown expires, the test will be automatically submitted.
  • Read the question and select only the answer(s) you think are correct by checking the corresponding check box.
  • Mark the Java Certification Questions you wish to review later. All the questions you have marked will be listed in the right section “marked questions”. You will be able to jump directly to the question from this list.
  • Take a look at the progress bar at the top; it will tell how you are progressing throughout the exam.
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Oracle 1Z1-804日本語 Exam Syllabus Topics:

SectionObjectives
Topic 1: Generics and Collections- Generic programming
  • 1. Apply wildcards and bounds
  • 2. Use generic classes and methods
  • 3. Work with the Collections Framework
Topic 2: Class Design and Access Control- Methods and constructors
  • 1. Overload constructors and methods
  • 2. Apply encapsulation principles
  • 3. Use access modifiers
Topic 3: JDBC- Database connectivity
  • 1. Process ResultSet objects
  • 2. Manage transactions
  • 3. Establish JDBC connections
  • 4. Execute SQL statements
Topic 4: Concurrency- Multithreading
  • 1. Create and manage threads
  • 2. Apply concurrent utilities
  • 3. Use synchronization mechanisms
Topic 5: Advanced Object-Oriented Design- Inheritance and polymorphism
  • 1. Use virtual method invocation
  • 2. Apply abstract classes and interfaces
  • 3. Construct abstract classes and subclasses
  • 4. Override methods correctly
Topic 6: Java I/O and NIO.2- Input and output APIs
  • 1. Use streams and readers/writers
  • 2. Work with files and directories using NIO.2
  • 3. Perform file operations
Topic 7: Exceptions and Assertions- Error handling
  • 1. Create and handle exceptions
  • 2. Use assertions appropriately
  • 3. Use try-catch-finally and try-with-resources
Topic 8: Localization and Formatting- Internationalization
  • 1. Use ResourceBundle
  • 2. Format dates and numbers
  • 3. Handle locales

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