Oracle 1Z0-869 Online Practice Questions and Exam Preparation

Oracle 1Z0-869 Online Questions & Answers

• Question 201:

  Due to possible performance consequences, the MIDP 2.0 specification urges caution when creating certain types of record store enumerations. Which is identified in the specification as having the greatest probability of resulting in poor response time?

  A. using a comparator
  B. setting the keepUpdated argument to true
  C. using a filter
  D. using a filter and a comparator together
  B. setting the keepUpdated argument to true

• Question 202:

  Which two media controls are guaranteed to be available to any MIDP 2.0 device? (Choose two.)

  A. RecordControl
  B. PitchControl
  C. VolumeControl
  D. VideoControl
  E. ToneControl
  C. VolumeControl
  E. ToneControl

• Question 203:

  What is the minimum number of received SMS messages that a JTWI device must be able to concatenate?

  B. 32
  C. 10
  D. 3
  E. no minimum
  D. 3

• Question 204:

  Given:

  11.

  String base = "44";

  12.

  for(int ccnt=0; ccnt < 5; ccnt++) {

  13.

  try {

  14.

  String temp = base + Integer.toString(ccnt);

  15.

  PushRegistry.registerConnection

  16.

  ("datagram://:" + temp, MIDletName, "*");

  17.

  break;

  18.

  } catch (IOException x) {

  19.

  continue;

  20.

  }

  21.

  }

  Which two are true? (Choose two.)

  A. attempts to reserve a datagram connection for the MIDlet specified by MIDletName, even though the MIDlet may NOT depend on push connections
  B. attempts a number of times to register a datagram connection for use by the MIDlet specified by MIDletName
  C. guarantees that at least 1 datagram connection will be registered for use by the MIDlet specified by MIDletName
  D. registers 5 datagram connections for use by the MIDlet specified in MIDletName
  A. attempts to reserve a datagram connection for the MIDlet specified by MIDletName, even though the MIDlet may NOT depend on push connections
  B. attempts a number of times to register a datagram connection for use by the MIDlet specified by MIDletName

• Question 205:

  Which is true about CLDC support for accessing system property information?

  A. CLDC supports a subset of java.util.Properties and also provides additional property information using System.getProperty().
  B. Full support for java.util.Properties is available within CLDC.
  C. Property information is available in CLDC using System.getProperty().
  D. CLDC supports a subset of java.util.Properties.
  C. Property information is available in CLDC using System.getProperty().

• Question 206:

  Given:

  Font font = Font.getFont(

  Font.FACE_SYSTEM,

  Font.STYLE_BOLD | Font.STYLE_ITALIC | Font.STYLE_UNDERLINED,

  Font.SIZE_MEDIUM);

  If Font.STYLE_ITALIC is unavailable on the device, what is the result?

  A. IllegalArgumentException occurs.
  B. RuntimeException occurs.
  C. Device substitutes its closest substitute.
  D. Compile time error occurs.
  C. Device substitutes its closest substitute.

• Question 207:

  Which is true about WMA's support for Cell Broadcast Service (CBS) messaging?

  A. CBS uses encoding schemes different from SMS.
  B. A subscriber can choose topics on which to receive messages.
  C. A base station can choose to send CBS messages to specific mobile stations.
  D. The WMA is used to send and receive CBS messages.
  B. A subscriber can choose topics on which to receive messages.

• Question 208:

  Which is true about CLDC support for accessing system property information?

  A. Full support for java.util.Properties is available within CLDC.
  B. CLDC supports a subset of java.util.Properties and also provides additional property information using System.getProperty().
  C. CLDC supports a subset of java.util.Properties.
  D. Property information is available in CLDC using System.getProperty().
  D. Property information is available in CLDC using System.getProperty().

• Question 209:

  During a MIDlet suite installation, a JTWI-compliant device performs the following actions: downloads and installs the JAD file downloads the JAR file fails to install the MIDlet suite What is the correct behavior?

  A. The device must save the JAD file for future downloads of the same MIDlet suite.
  B. The device must save the JAD and the JAR file for future upgrading.
  C. The device must free the space allocated for that MIDlet suite.
  D. The device must log the failure in persistent storage.
  C. The device must free the space allocated for that MIDlet suite.

• Question 210:

  Click the Exhibit button. Which two are true? (Choose two.)

  

  A. In class A, no new events will be delivered to the application until after the commandAction() method completes.
  B. The event-handling mechanism in class A allows multiple command events to be delivered to the application in parallel.
  C. The commandAction() method code in class B is compliant with the event-handling approach recommended in the MIDP 2.0 specification.
  D. The commandAction() method code in class A is NOT guaranteed to be portable across all MIDP 2.0-compliant devices.
  E. In class B, no new events will be delivered to the application until after the commandAction() method completes.
  F. The event-handling in class A will NOT print done with action until after the run() method has completed.
  A. In class A, no new events will be delivered to the application until after the commandAction() method completes.
  E. In class B, no new events will be delivered to the application until after the commandAction() method completes.