Oracle 1Z0-869 : Java Mobile Edition 1 Mobile Application Developer Certified Professional Exam

  • Exam Code: 1Z0-869
  • Exam Name: Java Mobile Edition 1 Mobile Application Developer Certified Professional Exam
  • Updated: Sep 10, 2026
  • Q & A: 340 Questions and Answers

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Oracle 1Z0-869 Exam Syllabus Topics:

SectionObjectives
Topic 1: APIs and Specifications- Media Using MIDP 2.0 and MMAPI 1.1
- Networking
- Security (CLDC and MIDP)
- Wireless Messaging API 1.1
Topic 2: JTWI and Wireless Application Overview- JTWI (JSR 185) and Overview of JTWI-Compliant Wireless Applications
Topic 3: Java ME Technologies- MIDP Game API
- MIDP User Interface API
- Push Registry
- MIDP Persistent Storage
- CLDC 1.0 and 1.1

Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:

Question #1

Click the Exhibit button.
The method in the Exhibit must create an HTTP GET connection that works reading both of the following HTTP server response cases:
HTTP server response headers n.1
1 . HTTP/1.1 200 OK
2 . Server: MyServer/1.3.0
3 . Content-Length: 3245
4 . Content-Type: text/html
HTTP server response headers n.2
1 . HTTP/1.1 200 OK
2 . Server: MyServer/1.3.0
3 . Content-Type: text/html
Which two can be used in the fragment of code starting at line 12? (Choose two.)

  • A. 12. if (len > 0) {
    1 3. byte[] data = new byte[len];
    1 4. int actual = is.read(data);
    1 5. //...
    2 0. } else {
    2 1. int ch;
    2 2. while ((ch = is.read()) != -1) {
    2 3. //...
    3 0. }
    3 1. }
  • B. 12. int ch;
    1 3. while ((ch = is.read()) != -1) {
    1 4. //...
    2 0. }
  • C. 12. byte[] data = new byte[len];
    1 3. int actual = is.read(data);
  • D. 12. int ch;
    1 3. while ((ch = is.read()) == -1) {
    1 4. //...
    2 0. }
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

Question #2

Which three functions are performed during the preverification process? (Choose three.)

  • A. augment the StackMap
  • B. data type checking
  • C. remove certain bytecodes
  • D. obfuscate the application
  • E. compress the class file
Reveal Solution  Discussion  0

Correct Answer: A,B,C  🗳️

Question #3

obscure is a content type unsupported on a device that executes:
1 0. String locator = "http://foobar.sun.com/content.obscure";
1 1. Player player = Manager.createPlayer(locator);
Which is true?

  • A. The file is interpreted as an ASCII file.
  • B. player is set to null.
  • C. The file is interpreted as an HTML file.
  • D. An exception is thrown at runtime.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #4

The developer is designing a game that uses the LayerManager and Sprite classes. Three Sprite objects are added to a LayerManager object and a call is placed to the LayerManager.paint(Graphics, x, y) method. In what order are the Sprite objects rendered to the device display?

  • A. The Sprites are rendered in a random order.
  • B. The Sprites are rendered in an implementation specific manner.
  • C. The Sprites are rendered in order of descending index.
  • D. The Sprites that are animated are rendered first.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #5

Assuming an application descriptor contains: MIDlet-Data-Size: 4096 Which is true?

  • A. The device will permanently reserve 4096 bytes of RMS space for the application.
  • B. The device will use 4096 bytes to buffer data the application sends over the network.
  • C. The device will use 4096 bytes to buffer data the application receives over the network.
  • D. The device will permanently reserve 4096 bytes of heap space for the application.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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