Oracle 1Z0-869 Online Practice Questions and Exam Preparation

Oracle 1Z0-869 Online Questions & Answers

• Question 191:

  Which two specifications are mandatory in JTWI 1.0? (Choose two.)

  A. MMAPI 1.1
  B. Location API
  C. WMA 1.1
  D. MIDP 2.0
  E. WMA 1.0
  C. WMA 1.1
  D. MIDP 2.0

• Question 192:

  Given:

  21.

  MessageConnection mc;

  22.

  mc = (MessageConnection) Connector.open("sms://:6222");

  23.

  mc.setMessageListener(this);

  24.

  reader = new MsgReader();

  25.

  new Thread(reader).start();

  26.

  //...

  35.

  public void notifyIncomingMessage(MessageConnection mc2) {

  36.

  //...

  40.

  }

  41.

  //...

  50.

  class MsgReader implements Runnable {

  51.

  //...

  55. }

  Which two are true? (Choose two.)

  A. This MIDlet uses asynchronous WMA message handling.
  B. This MIDlet must contain a call to PushRegister.registerConnection().
  C. This MIDlet typically includes a method call such as: mc.receive().
  D. This MIDlet must have a MIDlet-Push- entry in its JAD file.
  E. This MIDlet uses synchronous WMA message handling.
  A. This MIDlet uses asynchronous WMA message handling.
  C. This MIDlet typically includes a method call such as: mc.receive().

• Question 193:

  Which classes and interfaces are available in CLDC?

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

• Question 194:

  A MIDP 2.0 compliant device creates an HTTP connection to a server that supports HTTP 1.1. Which is true?

  A. The device may or may NOT support HTTP 1.1.
  B. There is no such thing as a 1.1 version of HTTP.
  C. The device definitely supports HTTP 1.1.
  D. The device definitely does NOT support HTTP 1.1.
  C. The device definitely supports HTTP 1.1.

• Question 195:

  A suite is signed with a X.509 PKI certificate. The root certificate is not present in the device's keystore. What is the installation result?

  A. The JAD file is rejected. Installation fails.
  B. The JAD file is rejected. It installs in the untrusted domain.
  C. Authentication fails. It installs in the untrusted domain.
  D. Authentication fails. Installation fails.
  D. Authentication fails. Installation fails.

• Question 196:

  Which two are true about JTWI devices using SMS? (Choose two.)

  A. Java applications are restricted to using port numbers between 2000 and 9207.
  B. Multiple messages sent from point A to point B are NOT guaranteed to be delivered in the order in which they were sent.
  C. The payload for an SMS message segment CANNOT exceed 140 bytes.
  D. The payload for an SMS message can use the BinaryMessage interface.
  E. A message which is too big to be sent in a single segment is NOT guaranteed to have its segments arrive at the application in the order in which they were sent.
  B. Multiple messages sent from point A to point B are NOT guaranteed to be delivered in the order in which they were sent.
  D. The payload for an SMS message can use the BinaryMessage interface.

• Question 197:

  Given the MIDlet code:

  7.

  public void exitApp() {

  8.

  Runtime rt = Runtime.getRuntime();

  9.

  rt.exit(0);

  10.

  }

  What is the result of a call to exitApp()?

  A. A SecurityException is thrown at line 9.
  B. Compilation fails because of an error on line 8.
  C. Compilation fails because of an error on line 9.
  D. exitApp() completes execution successfully.
  A. A SecurityException is thrown at line 9.

• Question 198:

  A MIDlet suite has several signer certification paths using X.509 PKI. Which is true?

  A. A JTWI device must validate all the certification paths to install the MIDlet suite. The signer certificates may contain different public keys.
  B. A JTWI device must validate all the certification paths to install the MIDlet suite. The signer certificates must contain the same public keys.
  C. A JTWI device needs to only validate one of the certification paths to install the MIDlet suite. The signer certificates may contain different public keys.
  D. A JTWI device needs to only validate one of the certification paths to install the MIDlet suite. The signer certificates must contain the same public keys.
  D. A JTWI device needs to only validate one of the certification paths to install the MIDlet suite. The signer certificates must contain the same public keys.

• Question 199:

  Given:

  Layer heroShip = aLayerManager.getLayerAt(0);

  Which is true?

  A. An ArrayIndexOutOfBoundsException is thrown.
  B. The getLayerAt() is not a valid method of the LayerManager class.
  C. An IllegalArgumentException is thrown.
  D. The heroShip is assigned to the Layer object located at index 0.
  D. The heroShip is assigned to the Layer object located at index 0.

• Question 200:

  obscure is a content type unsupported on a device that executes: 10. String locator = "http://foobar.sun.com/content.obscure"; 11. Player player = Manager.createPlayer(locator); Which is true?

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