Si vous voulez se prouver une compétition et s'enraciner le statut dans l'industrie IT à travers de test Certification Oracle 1Z0-850, c'est obligatoire que vous devez avior les connaissances professionnelles. Mais il demande pas mal de travaux à passer le test Certification Oracle 1Z0-850. Peut-être d'obtenir le Certificat Oracle 1Z0-850 peut promouvoir le tremplin vers l'Industrie IT, mais vous n'avez pas besoin de travailler autant dur à préparer le test. Vous avez un autre choix à faire toutes les choses plus facile : prendre le produit de Pass4Test comme vos matériaux avec qui vous vous pratiquez avant le test réel. La Q&A de Pass4Test est recherchée particulièrement pour le test IT.
Pass4Test a de formations plus nouvelles pour le test Oracle 1Z0-850. Les experts dans l'industrie IT de Pass4Test profitant leurs expériences et connaissances professionnelles à lancer les Q&As plus chaudes pour faciliter la préparation du test Oracle 1Z0-850 à tous les candidats qui nous choisissent. L'importance de Certification Oracle 1Z0-850 est de plus en plus claire, c'est aussi pourquoi il y a de plus en plus de gens qui ont envie de participer ce test. Parmi tous ces candidats, pas mal de gens ont réussi grâce à Pass4Test. Ces feedbacks peuvent bien prouver nos produits essentiels pour votre réussite de test Certification.
Si vous traviallez dur encore pour préparer le test de Oracle 1Z0-850 et réaliser votre but plus vite, Pass4Test peut vous donner une solution plus pratique. Choisir la Q&As de Pass4Test qui vous assure que c'est pas un rêve à réussir le test Oracle 1Z0-850.
Pass4Test est un site de vous ramener au succès. Pass4Test peut vous aider à promouvoir les connaissances essentielles pour le test Oracle 1Z0-850 et passer le test à la première fois.
Code d'Examen: 1Z0-850
Nom d'Examen: Oracle (Java Standard Edition 5 and 6, Certified Associate Exam)
Questions et réponses: 242 Q&As
1Z0-850 Démo gratuit à télécharger: http://www.pass4test.fr/1Z0-850.html
NO.1 else
NO.2 Given:
1. class Test {
2. public static void main(String args[]) {
3. int num1 = 10, num2 = 20, result;
NO.3 s = s.replace('b', 'O');
NO.4 s = s.replace('c', 'O');
NO.5 else if (c == 'b')
NO.6 }
NO.7 System.out.println(s);
What is the result?
A. aOcdefgabc
B. Compilation fails.
C. abOdefgabc
D. abXdefgabc
E. abOdefgabO
F. aOcdefgaOc
G. abXdefgabX
Answer: G
certification Oracle 1Z0-850 examen 1Z0-850
17.Which package contains classes used to create data collections, such as maps or queues?
A. java.lang
B. java.io
C. java.awt
D. java.net
E. javax.swing
F. java.util
Answer: F
Oracle 1Z0-850 certification 1Z0-850 1Z0-850 1Z0-850 examen
18.Given:
1. interface A { }
2. interface B { void b(); }
3. interface C { public void c(); }
4. abstract class D implements A,B,C { }
5. class E extends D {
6. void b() { }
7. public void c() { }
8. }
Which is true?
A. Compilation fails due to an error in line 6.
B. The code compiles without error.
C. Compilation fails due to an error in line 2.
D. Compilation fails due to an error in line 4.
E. Compilation fails due to an error in line 1.
Answer: A
Oracle certification 1Z0-850 1Z0-850 1Z0-850 examen 1Z0-850 certification 1Z0-850
19.What type of relationship is needed to represent the relationship between students and the courses
they are enrolled in at a university?
A. a one-to-one composition
B. a one-to-one association
C. a many-to-many composition
D. a one-to-many composition
E. a one-to-many association
F. a many-to-many association
Answer: F
Oracle 1Z0-850 certification 1Z0-850 certification 1Z0-850 1Z0-850
20.Which two are features of JNDI? (Choose two.)
A. an interface to store and retrieve named Java objects of any type
B. an interface to search for objects using attributes
C. a defined common set of messaging concepts and programming strategies
D. connectivity to databases and other tabular data sources
Answer: A,B
Oracle examen 1Z0-850 1Z0-850 examen
NO.8 }
NO.9 System.out.println("x = " + x + " , y = " + y);
NO.10 while (x < 3) {
NO.11 Which two are associated with the web tier in a J2EE web-based application.? (Choose two.)
A. servlets
B. JAX-RPC
C. JMS
D. entity beans
E. JSP
Answer: A,E
certification Oracle 1Z0-850 1Z0-850 certification 1Z0-850
NO.12 Given:
12. String s = "abcdefgabc";
13. char c = s.charAt(2);
14.
15. if (c == 'c')
16. s = s.replace('c', 'X');
NO.13 }
NO.14
NO.15 System.out.println(result);
NO.16 // insert code here
NO.17 result = calc(num1, num2);
NO.18 }
What is the result?
A. Compilation fails because of an error at line 8.
B. x = 3 , y = 7
C. Compilation fails because of an error at line 11.
D. Compilation fails because of an error at line 9.
E. x = 53 , y = 97
F. Compilation fails because of an error at line 10.
Answer: B
Oracle 1Z0-850 examen 1Z0-850 certification 1Z0-850 certification 1Z0-850
10.You have developed a MIDlet that runs on a Java-enabled Personal Digital Assistant (PDA) device.
Now, your employer has asked you to port the MIDlet to run on other Java platforms. Which is true?
A. The MIDlet is 100% portable across all J2ME devices.
B. The MIDlet can run within a standard web browser.
C. The MIDlet is guaranteed to run correctly under J2SE.
D. The MIDlet is NOT guaranteed to run on a Java technology-enabled phone.
Answer: D
Oracle certification 1Z0-850 1Z0-850
11.Which statement is true?
A. JMS enables an application to provide flexible, asynchronous data exchange.
B. JMS provides interfaces to naming and directory services.
C. The JMS API is located in the java.jms package.
D. JMS enables an application to provide tightly coupled, distributed communication.
Answer: A
certification Oracle 1Z0-850 examen 1Z0-850 examen 1Z0-850 examen 1Z0-850 1Z0-850
12.Which two are true about stateless session beans? (Choose two.)
A. They are used to represent data stored in an RDBMS.
B. They implement the JMS API.
C. They are used to implement business logic.
D. They CANNOT hold client state.
Answer: C,D
Oracle 1Z0-850 examen 1Z0-850 certification 1Z0-850 certification 1Z0-850
13.Which two are true about javax.swing? (Choose two.)
A. It includes classes for creating buttons and panels.
B. It is used to create MIDlets.
C. It is used to create applications that have the same user interface on different platforms.
D. It uses the native GUI components of each platform.
Answer: A,C
certification Oracle certification 1Z0-850 1Z0-850 examen 1Z0-850 examen
14.Which two are true? (Choose two.)
A. An interface CANNOT be extended by another interface.
B. An abstract class CANNOT be extended by an abstract class.
C. An interface can be extended by an abstract class.
D. An abstract class can implement an interface.
E. An abstract class can be extended by a concrete class.
F. An abstract class can be extended by an interface.
Answer: D,E
Oracle examen 1Z0-850 examen certification 1Z0-850
15.Click the Exhibit button.
Which relationships, referenced by the class names involved, are drawn using valid UML notation?
A. AB, AC, BD, and CD
B. only AC, BD, and CD
C. only AB, AC, and BD
D. only AB and AC
E. only BD and CD
Answer: A
Oracle examen 1Z0-850 certification 1Z0-850
NO.19 x++; y--;
NO.20 }
Which, inserted at line 8, produces the output 30?
A. static int calc(int n1, int n2) { return; }
B. public int calc(int n1, int n2) { return n1 + n2; }
C. public int calc(int n1, int n2) { return; }
D. static int calc(int n1, int n2) { return n1 + n2; }
E. static void calc(n1, n2) { return (n1 + n2); }
F. static int calc(int n1, n2) { return n1, n2; };
Answer: D
certification Oracle 1Z0-850 examen 1Z0-850 1Z0-850
4.Given:
1. public abstract class Wow {
2. private int wow;
3. public Wow(int wow) {
4. this.wow = wow;
5. }
6. public void wow() { }
7. private void wowza() { }
8. }
Which is true about the class Wow?
A. It does NOT compile because an abstract class must have at least one abstract method.
B. It does NOT compile because an abstract class CANNOT have instance variables.
C. It compiles without error.
D. It does NOT compile because an abstract class CANNOT have private methods.
E. It does NOT compile because an abstract class must have a constructor with no arguments.
Answer: C
Oracle 1Z0-850 examen 1Z0-850
5.Given:
1. class X {
2. private Y y;
3. public X(Y y) { this.y = y; }
4. }
5. class Y {
6. private X x;
7. public Y() { }
8. public Y(X x) { this.x = x; }
9. }
The instance variable y is intended to represent the composition relationship "X is composed of Y."
Which code correctly maintains this meaning?
A. X x1 = new X(new Y())
;
X x2 = new X(new Y())
;
B. X xx = new X(null)
;
Y y1 = new Y(xx)
;
Y y2 = new Y(xx)
;
C. Y yy = new Y()
;
X x1 = new X(yy)
;
X x2 = new X(yy)
;
D. Y y1 = new Y(new X(null))
;
Y y2 = new Y(new X(null))
;
Answer: A
Oracle 1Z0-850 examen 1Z0-850 1Z0-850
6.Which type of J2EE component is used to store business data persistently?
A. stateless session beans
B. JavaBeans
C. stateful session beans
D. entity beans
E. JavaServer Pages
Answer: D
Oracle 1Z0-850 examen 1Z0-850 examen certification 1Z0-850
7.What is the purpose of JNDI?
A. to access native code from a Java application
B. to parse XML documents
C. to access various directory services using a single interface
D. to register Java Web Start applications with a web server
Answer: C
Oracle 1Z0-850 1Z0-850
8.Which two are true about HTML? (Choose two.)
A. HTML can set up hypertext links between documents.
B. HTML uses tags to structure text into headings, paragraphs, and lists.
C. HTML is an object-oriented programming language.
D. HTML documents CANNOT be browsed by a text editor.
Answer: A,B
Oracle examen 1Z0-850 examen certification 1Z0-850 certification 1Z0-850
9.Given:
4. class Example {
5. int x = 50;
6. int y = 100;
7. public static void main(String args[]) {
8. int x = 0, y = 10;
9. Example ex = new Example();
NO.21 Which two are true? (Choose two.)
A. J2EE runs on consumer and embedded devices.
B. J2EE includes the MIDP API.
C. J2EE includes servlet APIs and EJB APIs.
D. J2EE application developers need J2SE.
E. J2EE applications depend on web servers.
Answer: C,D
Oracle certification 1Z0-850 1Z0-850 examen 1Z0-850 examen
Avec la version plus nouvelle de Q&A Oracle 1Z0-850, réussir le test Oracle 1Z0-850 n'est plus un rêve très loin pour vous. Pass4Test peut vous aider à réaliser ce rêve. Le test simualtion de Pass4Test est bien proche du test réel. Vous aurez l'assurance à réussir le test avec le guide de Pass4Test. Voilà, le succès est juste près de vous.
没有评论:
发表评论