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Oracle 1Z0-869 Exam Syllabus Topics:

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

Question 1

Which three are goals of the CLDC specification? (Choose three.)

A. It is intended to be an application development platform.
B. It allows developers to port existing applications to mobile devices.
C. It does NOT provide device-specific APIs.
D. It is intended as a systems programming environment.
E. It allows device manufacturers to build more extensible devices.

Question 2

A MIDlet has entered the paused state. Which is a valid action to attempt to make it active?

A. The MIDlet calls its own startApp() method.
B. The MIDlet calls resumeRequest() through a timer.
C. The MIDlet has to wait quietly to be rescheduled.
D. The MIDlet cannot revert back to the active state.

Question 3

Assume a device supports datagrams and a MIDlet has permission to use datagram connections. Which two are true? (Choose two.)

A. Push registration can fail because the device does NOT support the use of datagrams by the PushRegistry.
B. Push registration can fail if the allowed sender filter specified is *, which poses a security risk to the device.
C. Push registration can fail if there is a push registration conflict, but the user must be prompted as to how to resolve the problem.
D. Push registration can fail if another application has already reserved the connection on the device.

Question 4

Given the MIDlet code:
7 . String s = System.getProperty("microedition.configuration");
8 . if (!s.equals("CLDC-1.1")) {
9 . s = "CLDC-1.1";
1 0. }
1 1. System.setProperty(s);
Which statement is true?

A. SecurityException is thrown at runtime.
B. Property is set to "CLDC-1.1."
C. Compilation fails because of an error in line 11.
D. Compilation fails because of an error in line 7.

Question 5

Which classes and interfaces are available in CLDC?

A. List, Set, Vector, Hashtable
B. Vector, Hashtable, Stack, Enumeration
C. Vector, Hashtable, Iterator
D. List, ArrayList, Vector, Hashtable, HashSet

Solutions: