Oracle 1Z0-869 Online Practice Questions and Exam Preparation

Oracle 1Z0-869 Online Questions & Answers

• Question 261:

  Which two are true regarding record stores? (Choose two.)

  A. All records within a record store have the same length.
  B. MIDlets within the same suite can access the record stores of other MIDlets in the same suite.
  C. Record stores can be locked.
  D. MIDlets within the same suite CANNOT access the record stores of other MIDlets in the same suite.
  E. The first created in a record store has a record ID of 1.
  F. When a MIDlet suite is removed, record store contents remain on the device.
  G. Record store names are case insensitive.
  B. MIDlets within the same suite can access the record stores of other MIDlets in the same suite.
  E. The first created in a record store has a record ID of 1.

• Question 262:

  Given:

  10. //...

  20.

  int note = ToneControl.C4;

  21.

  for (int i=0; i<200; i++) {

  22.

  Manager.playTone(note += 2, 100, 10);

  23.

  }

  24.

  System.out.println("done");

  25.

  //... Which is true?

  A. An IllegalArgumentException is thrown at runtime.
  B. The program hangs in the for loop.
  C. A tone sequence of rising pitch plays and done is printed.
  D. Compilation fails.
  A. An IllegalArgumentException is thrown at runtime.

• Question 263:

  Click the Exhibit button.

  The application has a single Displayable object.

  Which two are true? (Choose two.)

  

  A. The Exit command must have been set with a priority equal to or greater than the priorities of commands Go, Foo, and Bar.
  B. If Go is a Command object, it is possible that another device would map Go to a button on the device (as opposed to a menu list).
  C. The program code did NOT necessarily specify the location of the Exit button.
  D. In the MIDlet code, a Command object of type Command.MENU must have been created.
  E. If Go, Foo, and Bar are all Command objects, each may have its own separate CommandListener object.
  B. If Go is a Command object, it is possible that another device would map Go to a button on the device (as opposed to a menu list).
  C. The program code did NOT necessarily specify the location of the Exit button.

• Question 264:

  Given:

  1.

  import javax.microedition.midlet.*;

  2.

  public class Foo extends MIDlet {

  3.

  public void go() {

  4.

  try {

  5.

  doStuff();

  6.

  } catch(java.lang.NoClassDefFoundError e) { }

  7.

  }

  8.

  void doStuff() { }

  9.

  public void destroyApp(boolean b) { }

  10.

  public void pauseApp() { }

  11.

  public void startApp() {go();}

  12.

  }

  Assuming the application is targeted for CLDC 1.1, what is the result?

  A. Compilation fails because the class does not contain the required method implementations.
  B. Compilation fails because of a problem in line 8.
  C. Compilation fails because of a problem in line 6.
  D. Compilation succeeds.
  D. Compilation succeeds.

• Question 265:

  Which two guarantee a wireless message will be removed from the incoming message buffer by the Application Management Software? (Choose two.)

  A. The user denies permission to execute the application.
  B. The incoming message buffer is full.
  C. The message does NOT pass the filter defined in the connection URL.
  D. The application has processed the incoming message.
  C. The message does NOT pass the filter defined in the connection URL.
  D. The application has processed the incoming message.

• Question 266:

  Click the Exhibit button.

  Given:

  String cert = getAppProperty("MIDlet-Certificate-1-1");

  What value is assigned to the cert variable when run on a MIDP 2.0 implementation?

  A. The requested property value from the JAD file is assigned to cert.
  B. A runtime exception will occur.
  C. The requested property value from the MANIFEST.MF file is assigned to cert.
  D. The application will NOT install.
  A. The requested property value from the JAD file is assigned to cert.

• Question 267:

  GSM defines two mechanisms for SMS message concatenation. Which is true?

  A. JTWI devices may implement either mechanism for sent messages, and must implement both mechanisms for received messages.
  B. JTWI devices must implement both mechanisms for sent messages, and may implement either mechanism for received messages.
  C. JTWI devices must implement both mechanisms for sent and received messages.
  D. JTWI devices may implement either mechanism for sent and received messages.
  A. JTWI devices may implement either mechanism for sent messages, and must implement both mechanisms for received messages.

• Question 268:

  Given the MIDlet code:

  20.

  String arg = "telepathy:op=mind.read, target=James.Gosling";

  21.

  Connection conn = Connector.open(arg); Assume telepathy is an unsupported protocol. Which is true?

  A. An exception is thrown at runtime.
  B. The user is presented with an alert.
  C. The system quietly ignores the request.
  D. Compilation fails.
  A. An exception is thrown at runtime.

• Question 269:

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

• Question 270:

  Given a MIDlet that specifies a push registration in the JAD file as:

  MIDlet-Push-1: socket://:79, com.sun.example.SampleChat, *

  What is the result when the MIDlet is installed onto a device where another MIDlet has already registered the exact same push connection in the PushRegistry?

  A. The MIDlet installs, but the MIDlet must register the connection dynamically.
  B. The MIDlet installs and overwrites any existing push registrations.
  C. The MIDlet installs, but the connection CANNOT be used.
  D. The connection can only apply to the currently running MIDlet.
  E. The MIDlet installation is aborted and the user is notified of the problem.
  E. The MIDlet installation is aborted and the user is notified of the problem.