최신Oracle Java Mobile Edition 1 Mobile Application Developer Certified Professional - 1Z0-869무료샘플문제

A. getLayout()

B. notifyStateChanged()

C. hasRepeatEvents()

D. setPreferredSize()

E. setFullScreenMode()

A. The volume of the audio is approximately 0.4 dB.

B. The volume of the audio is exactly 40 dB.

C. The volume of the audio must be the same on all MIDP devices.

D. The volume of the audio is up to the MIDP device.

A. MIDP is thread-safe. There will never be a deadlock.

B. An exception is thrown at runtime.

C. The system may deadlock if the caller to serviceRepaints() holds a lock that is also needed by paint().

D. A deadlock always occurs.

A. 12. int ch;
1 3. while ((ch = is.read()) != -1) {
1 4. //...
2 0. }

B. 12. if (len > 0) {
1 3. byte[] data = new byte[len];
1 4. int actual = is.read(data);
1 5. //...
2 0. } else {
2 1. int ch;
2 2. while ((ch = is.read()) != -1) {
2 3. //...
3 0. }
3 1. }

C. 12. byte[] data = new byte[len];
1 3. int actual = is.read(data);

D. 12. int ch;
1 3. while ((ch = is.read()) == -1) {
1 4. //...
2 0. }

A. It checks for external resource access.

B. It checks that a given program is a valid Java application.

C. It checks for attempted native library access.

D. It checks for attempted network access.

A. It is NOT the responsibility of the MIDlet to resolve these conflicts. The installer does this automatically.

B. The MIDlet tries to register the connection dynamically after installation.

C. The MIDlet specifies multiple push registration strings in the JAD.

D. The MIDlet specifies the push registration in the JAD, but will register dynamically if there is a conflict.

A. The volume of the audio is approximately 0.4 dB.

B. The volume of the audio is exactly 40 dB.

C. The volume of the audio must be the same on all MIDP devices.

D. The volume of the audio is up to the MIDP device.

A. openRecordStore("cust", false, AUTHMODE_SHARED, false);

B. openRecordStore("cust", true, AUTHMODE_ANY, false);

C. openRecordStore("cust", false, AUTHMODE_ANY, false);

D. openRecordStore("cust", true, AUTHMODE_SHARED, false);

A. connected, disconnected

B. created, active, closed

C. setup, connected, closed

D. started, paused, destroyed

A. df.setLayout(Item.LAYOUT_MAXIMUM);

B. df.setLayout(Item.LAYOUT_RIGHT);

C. df.setLayout(Item.LAYOUT_FULL);

D. df.setLayout(Item.LAYOUT_EXPAND);

A. The connection could unexpectedly terminate while processing the input or output streams.

B. Devices can only support one HttpConnection at a time; therefore, network access from multiple threads must be serialized.

C. A network connection could interfere with other services on the device, such as the ability to receive phone calls or SMS on a phone.

D. Performing network operations on the same thread used by the display is likely to block refreshes of the display until the network operations complete.

E. Network connections should never be performed on a separate thread, so problems can be handled quickly.

A. WMA 1.0

B. MIDP 2.0

C. WMA 1.1

D. MMAPI 1.1

E. Location API

A. paint() is called three times, once for each repaint() and once for serviceRepaints().

B. serviceRepaints() blocks waiting for paint() to return.

C. If the two regions specified in repaint() overlap, repaint() may attempt to paint the union of the two areas.

D. paint() is always called twice, once for each repaint() request.

A. MIDP is thread-safe. There will never be a deadlock.

B. An exception is thrown at runtime.

C. The system may deadlock if the caller to serviceRepaints() holds a lock that is also needed by paint().

D. A deadlock always occurs.

A. javax.microedition.io.PushRegistry

B. javax.microedition.lcdui

C. javax.microedition.media

D. javax.microedition.rms

E. javax.microedition.io.HttpConnection

A. System.getProperty("microedition.configuration")

B. System.getProperty("microedition.profiles")

C. System.getAppProperty("microedition.platform")

D. System.getProperty("microedition.platform")

E. System.getAppProperty("microedition.profiles")

A. The code always fails because the message object is missing an address for sending a response.

B. The code can succeed because the message object contains an address for sending a response.

C. The code can succeed because the connection object contains an address for sending a response.

D. The code always fails because the connection object is missing an address for sending a response.