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Oracle 1Z0-869 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Java ME Architecture and Fundamentals | - MIDP (Mobile Information Device Profile) - CLDC (Connected Limited Device Configuration) - Java ME platform architecture overview |
| Topic 2: Data Storage and Persistence | - Record Management System (RMS) |
| Topic 3: Networking and Communication | - HTTP/HTTPS connections in Java ME - Generic Connection Framework (GCF) |
| Topic 4: Packaging and Deployment | - JAR/JAD packaging - Deployment to mobile devices |
| Topic 5: Security Model | - Signed MIDlets and trust levels - Sandbox model and permissions |
| Topic 6: MIDlet Development | - User interface components and event handling - MIDlet lifecycle |
Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional Sample Questions:
Which three are top level interfaces in the javax.wireless.messaging package? (Choose three.)
- A. MessageListener
- B. Connector
- C. MessageConnection
- D. MessageHandler
- E. Datagram
- F. Message
Correct Answer: A,C,F 🗳️
Given the push connection string:
MIDlet-Push-1: socket://:79, com.sun.example.SampleChat, 192.3?.?.*
Which two addresses are allowed to push connection notifications to the application?
(Choose two.)
- A. 192.31.101.1
- B. 192.310.10.1
- C. 192.32.1.101
- D. 192.310.101.1
- E. 192.31.1.1
- F. 192.3.1.101
Correct Answer: C,E 🗳️
Which two guarantee a wireless message will be removed from the incoming message buffer by the Application Management Software? (Choose two.)
- A. The message does NOT pass the filter defined in the connection URL.
- B. The incoming message buffer is full.
- C. The application has processed the incoming message.
- D. The user denies permission to execute the application.
Correct Answer: A,C 🗳️
Given:
a new record store rs, of type javax.microedition.rms.RecordStore containing zero records a method called addNewRecord that adds a record to rs And:
2 1. addNewRecord("Amy");
2 2. addNewRecord("Bill");
2 3. addNewRecord("Candy");
2 4. addNewRecord("Doug");
2 5. rs.deleteRecord(1);
2 6. rs.deleteRecord(3);
2 7. addNewRecord("Ethan");
2 8. addNewRecord("Frank");
2 9. int nextRecNum = rs.getNextRecordID();
What is the value of nextRecNum?
- A. 4
- B. 7
- C. 6
- D. 5
Correct Answer: B 🗳️
A MIDlet suite on a device uses socket connections. The device always asks the user for permission when the suite tries opening a socket connection. What is always false about the MIDlet suite?
- A. It is trusted and requests permission to use sockets with MIDlet-Permissions-User.
- B. It is trusted and requests permission to use sockets with MIDlet-Permissions-Opt.
- C. It is untrusted.
- D. It is trusted and requests permission to use sockets with MIDlet-Permissions.
Correct Answer: A 🗳️
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