人生のチャンスを掴むことができる人は殆ど成功している人です。ですから、ぜひJapanCertというチャンスを掴んでください。JapanCertのOracleの1Z0-869試験トレーニング資料はあなたがOracleの1Z0-869認定試験に合格することを助けます。この認証を持っていたら、あなたは自分の夢を実現できます。そうすると人生には意義があります。
インターネットで高品質かつ最新のOracleの1Z0-869の試験の資料を提供していると言うサイトがたくさんあります。が、サイトに相関する依頼できる保証が何一つありません。ここで私が言いたいのはJapanCertのコアバリューです。すべてのOracleの1Z0-869試験は非常に重要ですが、こんな情報技術が急速に発展している時代に、JapanCertはただその中の一つです。では、なぜ受験生たちはほとんどJapanCertを選んだのですか。それはJapanCertが提供した試験問題資料は絶対あなたが試験に合格することを保証しますから。なんでそうやって言ったのはJapanCertが提供した試験問題資料は最新な資料ですから。それも受験生たちが実践を通して証明したことです。
試験番号：1Z0-869問題集
試験科目：Oracle 「Java Mobile Edition 1 Mobile Application Developer Certified Professional Exam」
最近更新時間：2014-01-24
問題と解答：340
JapanCertは君の試験に合格させるだけでなく本当の知識を学ばれます。JapanCertはあなたが100% で1Z0-869試験に合格させるの保証することができてまたあなたのために一年の無料の試験の練習問題と解答の更新サービス提供して、もし試験に失敗したら、弊社はすぐ全額で返金を保証いたします。
どうしてJapanCertのOracleの1Z0-869試験トレーニング資料はほかのトレーニング資料よりはるかに人気があるのでしょうか。それはいくつかの理由があります。第一、JapanCertは受験生の要求をよく知っています。しかも、他のどのサイトよりも良いサービスを提供します。第二、専心すること。我々が決まったことを完璧に作るためにすべての不要な機会を諦めなければなりません。第三、我々は確かに最高の製品を持っていますが、粗悪品の方式で表示されたら、もちろん粗悪品と見られますから、我々は自分の製品を創造的かつプロの方法で見せます。JapanCertのOracleの1Z0-869試験トレーニング資料はこんなに成功するトレーニングですから、JapanCertを選ばない理由はないです。
JapanCertの1Z0-869試験参考書は他の1Z0-869試験に関連するする参考書よりずっと良いです。これは試験の一発合格を保証できる問題集ですから。この問題集の高い合格率が多くの受験生たちに証明されたのです。JapanCertの1Z0-869問題集は成功へのショートカットです。この問題集を利用したら、あなたは試験に準備する時間を節約することができるだけでなく、試験で楽に高い点数を取ることもできます。
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NO.1 A MIDlet has entered the paused state. Which is a valid action to attempt to make it active?
A. The MIDlet cannot revert back to the active state.
B. The MIDlet calls resumeRequest() through a timer.
C. The MIDlet calls its own startApp() method.
D. The MIDlet has to wait quietly to be rescheduled.
Answer: B
Oracle認定資格 1Z0-869練習問題 1Z0-869練習問題 1Z0-869問題集 1Z0-869
NO.2 Which method is initially called when the MIDlet starts in response to a push notification?
A. PushRegistry.listConnections()
B. PushRegistry.notifyIncomingConnection()
C. MIDlet.startApp()
D. MIDlet.notifyApp()
E. MIDlet.pushApp()
F. MIDlet.resumeRequest()
Answer: C
Oracle認定証 1Z0-869練習問題 1Z0-869
NO.3 Which JAD attribute must be present to begin the MIDlet suite authentication process using X.509
PKI?
A. MIDlet-Permission
B. MIDlet-Jar-RSA-SHA1
C. MIDlet-Certificate-n-m
D. MIDlet-Permission-Opt
Answer: B
Oracle練習問題 1Z0-869 1Z0-869
NO.4 DRAG DROP
Click the Task button.
Place the appropriate platform label on the class name. If the class exists in both CLDC and J2SE,
choose the "Exists in BOTH..." option, regardless of whether the package names are different.
Answer:
NO.5 Which two are true about class file verification as defined by the CLDC specification? (Choose two.)
A. Verification is NOT required.
B. Verification can use a custom implementation.
C. Verification is completed at compile time and no further verification is necessary.
D. Verification can use the same implementation as defined in the JVM specification.
Answer: B,D
Oracle 1Z0-869認証試験 1Z0-869参考書 1Z0-869
NO.6 What is the minimum number of received SMS messages that a JTWI device must be able to
concatenate?
A. 5
B. 32
C. 10
D. 3
E. no minimum
Answer: D
Oracle 1Z0-869参考書 1Z0-869参考書 1Z0-869認証試験 1Z0-869
NO.7 Which two are true regarding error handling for classes that exist in both CLDC and J2SE? (Choose
two.)
A. The set of error classes is essentially the same in CLDC and J2SE.
B. The set of error classes is much reduced in CLDC to help reduce the overhead of the JVM.
C. If a class throws an error in CLDC, it should throw the same error as in J2SE or its nearest superclass.
D. There is no correspondence between the errors defined by CLDC and J2SE because the needs of
CLDC and J2SE are so different.
Answer: B,C
Oracle 1Z0-869 1Z0-869認定証
NO.8 How would a MIDlet that uses a GameCanvas efficiently update only a small region of the screen, from
the data in the off-screen buffer?
A. call flushGraphics(int, int, int, int) that specifies the region to be flushed
B. call serviceRepaints() and set a clip region on the Graphics object in paint()
C. Pixels that are NOT to be flushed should be made transparent.
D. write extra code to coalesce the flushGraphics() calls over many loops into one call
Answer: A
Oracle 1Z0-869練習問題 1Z0-869
NO.9 Given:
21. TextField tf = new TextField("Memo", "", 50, TextField.ANY);
22. DateField df = new DateField("Date", DateField.DATE_TIME);
23. Form fm = new Form("Form demo");
24. Command cmCount = new Command("Word count", Command.ITEM, 1);
25. Command cmExit = new Command("Exit", Command.EXIT, 1);
26.
27. tf.addCommand(cmCount);
28. fm.append(df);
29. fm.append(tf);
30. fm.addCommand(cmExit);
31. fm.setCommandListener(this);
Which is true?
A. An exception is thrown at runtime.
B. The cmCount and cmExit commands is always available on fm, regardless of which Item is active.
C. Compilation fails.
D. The cmCount command is available only when tf is the active Item.
E. The cmExit command is available only when df is the active Item.
Answer: D
Oracle 1Z0-869 1Z0-869
NO.10 Which two are true about errors and exceptions in a CLDC-compliant virtual machine? (Choose two.)
A. A CLDC-compliant virtual machine must NOT throw a VirtualMachineError.
B. Developers are NOT allowed to handle errors.
C. Developers do NOT receive asynchronous exceptions from a CLDC-compliant virtual machine.
D. Developers must throw only checked (non-runtime) exceptions.
E. Rather than throwing the Error class specified by the Java Language Specification, the
CLDC-compliant virtual machine may throw a CLDC-supported superclass.
Answer: C,E
Oracle認定証 1Z0-869問題集 1Z0-869過去問
NO.11 A MIDlet suite is signed using X.509 PKI. Which encoding format must be used for the certificate
entries in the JAD file?
A. yEnc
B. binary
C. none
D. base64
Answer: D
Oracle 1Z0-869 1Z0-869
NO.12 Which two methods are available in both the low-level and high-level APIs? (Choose two.)
A. getLayout()
B. getTitle()
C. isShown()
D. setFullScreenMode()
Answer: B,C
Oracle 1Z0-869認証試験 1Z0-869 1Z0-869
NO.13 Which two are true for List? (Choose two.)
A. You can add Command objects to a List without registering a CommandListener.
B. Images and text in a List CANNOT be changed once the List is created.
C. Traversing and scrolling in a List causes events that can be programmatically detected.
D. A CommandListener must be registered for the application to recognize user selections in a List.
Answer: A,D
Oracle認定資格 1Z0-869 1Z0-869 1Z0-869認定証
NO.14 A Player plays a sound after start() is called. Which is the most efficient way to pause the playback so
that it may be started as soon as possible when required?
A. call setRate(0) on the player
B. call stop() on the player
C. call close() on the player
D. call System.gc() to collect those resources marked for garbage collection
Answer: B
Oracle 1Z0-869問題集 1Z0-869認定証 1Z0-869 1Z0-869
NO.15 Given:
15. String addr = "sms://+14155557296";
16. MessageConnection conn
17. = (MessageConnection) Connector.open(addr);
18. // insert code here
19. message.setPayloadData(imageBytes);
Assume imageBytes is a valid byte array.
Which statement, inserted at line 18, causes the rest of the code fragment to compile correctly?
A. Message message = new BinaryMessage();
B. BinaryMessage message = (BinaryMessage)
conn.newMessage(MessageConnection.BINARY_MESSAGE);
C. Message message = conn.newMessage(MessageConnection.BINARY_MESSAGE);
D. BinaryMessage message = new BinaryMessage();
Answer: B
Oracle認定証 1Z0-869 1Z0-869 1Z0-869 1Z0-869認証試験 1Z0-869認定試験
NO.16 Click the Exhibit button.
Given the GameCanvas code:
10. public void run() {
11. try {
12. Graphics g = getGraphics();
13. Image dog = Image.createImage("/dog.png");
14. Sprite s = new Sprite(dog, 98, 88);
15. s.setPosition(0,0);
16. while (gameActive) {
17. s.setFrame(0);
18. s.paint(g);
19. flushGraphics();
20. s.setFrame(1);
21. s.paint(g);
22. flushGraphics();
23. }
24. } catch (Exception ex) {
25. //...
31. }
32. }
Assuming that gameActive is true, and that run() is called as a result of a new thread's start() invocation,
what is the result?
A. An exception is thrown at runtime because of an error with the arguments to the Sprite
constructor.
B. An IndexOutOfBoundsException occurs due to an error in line 17 or line 20.
C. The dog on the left side of the image file appears on the display, but the dog on the right side is never
seen.
D. Compilation fails because Sprite does NOT have a paint(Graphics g) method.
E. An animation appears that continuously cycles between the two versions of the dog.
Answer: E
Oracle 1Z0-869参考書 1Z0-869認定証 1Z0-869参考書 1Z0-869問題集
NO.17 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. The file is interpreted as an HTML file.
B. An exception is thrown at runtime.
C. The file is interpreted as an ASCII file.
D. player is set to null.
Answer: B
Oracle認証試験 1Z0-869問題集 1Z0-869 1Z0-869参考書 1Z0-869過去問
NO.18 Which is true for Item?
A. The same Command may occur on more than one Item.
B. The same Item may be appended to more than one Form at the same time.
C. When adding a Command to an Item, specifying a command type other than Command.ITEM results
in a compilation failure.
D. Minimum and preferred size CANNOT be changed once an Item is created.
Answer: A
Oracle 1Z0-869 1Z0-869 1Z0-869
NO.19 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.
Answer: D
Oracle 1Z0-869 1Z0-869 1Z0-869
NO.20 Given:
10. //...
20. try {
21. Hashtable table = new Hashtable();
22. for (;;) table.put(new Object(), new Object());
23. } catch (OutOfMemoryException e) {
24. Display.getDisplay().setCurrent(new Alert("Out of Memory!"));
25. }
26. //...
Which is true?
A. Out of Memory! is printed to the system console.
B. An exception is thrown at runtime but there is no guarantee an alert will be shown to the user.
C. Compilation fails.
D. The program hangs at line 22.
Answer: B
Oracle参考書 1Z0-869 1Z0-869参考書 1Z0-869過去問
NO.21 Which three statements are true regarding the handling of wireless connections? (Choose three.)
A. Devices can only support one HttpConnection at a time; therefore, network access from
multiple threads must be serialized.
B. The connection could unexpectedly terminate while processing the input or output streams.
C. Performing network operations on the same thread used by the display is likely to block
refreshes of the display until the network operations complete.
D. A network connection could interfere with other services on the device, such as the ability to receive
phone calls or SMS on a phone.
E. Network connections should never be performed on a separate thread, so problems can be handled
quickly.
Answer: B,C,D
Oracle 1Z0-869 1Z0-869参考書 1Z0-869認定証
NO.22 Which two are true about record stores? (Choose two.)
A. If two MIDlet suites each have a record store with the same name, then those suites CANNOT share
those identically named record stores.
B. A MIDlet CANNOT access a given record store using multiple simultaneous threads.
C. Record store names are case sensitive.
D. The API does NOT provide locking operations for record stores.
E. MIDlet suites that contain shared record stores are identified by using attributes from that suite's JAR
file.
Answer: C,D
Oracle 1Z0-869 1Z0-869
NO.23 DRAG DROP
Click the Task button. Place each player state next to its description.
Answer:
NO.24 Given:
10. MessageConnection conn;
11.
12. public void startApp() {
13. try {
14. conn = (MessageConnection) Connector.open("cbs://:3382");
15. //...
17. } catch (Exception e) {
18. //...
20. }
21. }
22.
30. public void run() {
31. Message msg = conn.receive();
32. //...
40. conn.send(msg);
41. }
What is the result?
A. An error at line 40 causes an exception at runtime.
B. An error at line 14 causes compile to fail.
C. An error at line 31 causes an exception at runtime.
D. The code successfully sends a message.
E. An error at line 14 causes an exception at runtime.
Answer: A
Oracle過去問 1Z0-869 1Z0-869認定資格 1Z0-869
NO.25 Which three are true.? (Choose three.)
A. A MIDlet suite consists of only one JAR file.
B. Different MIDlet suites can share data with each other.
C. A MIDlet suite can have more than one class that extends the MIDlet class.
D. A MIDlet suite is an array of MIDlet objects.
E. The names of MIDlet classes that belong to different MIDlet suites must be different.
Answer: A,B,C
Oracle認証試験 1Z0-869参考書 1Z0-869認証試験
NO.26 Click the Exhibit button.
NewsMIDlet and CalendarMIDlet are in different MIDlet suites. Neither has any static push registrations.
Suppose NewsMIDlet registers dynamically for datagram push notifications on port 79.
What happens if a method CalendarMIDlet.init() attempts to open a UDPDatagramConnection on port
79?
A. init() succeeds without user confirmation, and removes NewsMIDlet's registration for datagram push
connections.
B. init() fails to open the connection.
C. init() succeeds only with user confirmation.
D. init() succeeds without user confirmation, and leaves untouched NewsMIDlet's registration for
datagram push connections.
Answer: B
Oracle 1Z0-869過去問 1Z0-869認定資格
NO.27 Click the Exhibit button.
Which two are true assuming this method is in a MIDlet? (Choose two.)
A. The Chocolate Prefs choice is never displayed to the user.
B. Compilation fails due to a problem with code related to event handling.
C. The text "You made a choice" is displayed immediately after the user makes a selection.
D. The user can select more than one type of chocolate.
E. An exception occurs at runtime due to a problem related to the event handling code.
F. Anonymous inner classes must NOT be used as event handlers within a MIDlet.
Answer: C,D
Oracle過去問 1Z0-869練習問題 1Z0-869
NO.28 Given the push connection string:
MIDlet-Push-1: socket://:79, com.sun.example.SampleChat, 192.3?.?.*
Which two addresses are allowed to push connection notifications to the application? (Choose two.)
A. 192.31.101.1
B. 192.32.1.101
C. 192.310.101.1
D. 192.3.1.101
E. 192.31.1.1
F. 192.310.10.1
Answer: B,E
Oracle 1Z0-869 1Z0-869認定資格 1Z0-869 1Z0-869 1Z0-869練習問題
NO.29 Given:
10. //...
20. int[] foo = new int[10000];
21. foo = null;
22. System.gc();
23. //...
Which is true once the program execution reaches line 23?
A. The garbage collector suspends the program until more memory becomes available.
B. The garbage collector CANNOT reclaim the memory allocated to foo because the reference is
nulled out.
C. The garbage collector is triggered and memory is guaranteed to be reclaimed.
D. The garbage collector is triggered but there are no guarantees that any memory has been reclaimed.
Answer: D
Oracle認定試験 1Z0-869 1Z0-869認定試験 1Z0-869 1Z0-869 1Z0-869
NO.30 Click the Exhibit button.
What is the result?
A. myForm contains the string "run count: 2".
B. An exception is thrown at runtime.
C. myForm contains the string "run count: 0".
D. myForm contains the string "run count: 1".
E. myForm contains the string "waiting...".
Answer: D
Oracle練習問題 1Z0-869練習問題 1Z0-869認定証
JapanCertは最新のCUR-051問題集と高品質のHP2-W100問題と回答を提供します。JapanCertのST0-202 VCEテストエンジンと74-338試験ガイドはあなたが一回で試験に合格するのを助けることができます。高品質のHP2-K36 PDFトレーニング教材は、あなたがより迅速かつ簡単に試験に合格することを100％保証します。試験に合格して認証資格を取るのはそのような簡単なことです。
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