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NEW QUESTION 96
Given:
Which three are true? (Choose three.)
- A. f1.foo(c) prints Ola Mundo!
- B. b1.foo(c) prints Bonjour le monde!
- C. f2.foo(c) prints Hello world!
- D. f1.foo(c) prints Bonjour le monde!
- E. b1.foo(c) prints Ola Mundo!
- F. f2.foo(c) prints Bonjour le monde!
- G. b1.foo(c) prints Hello world!
- H. f1.foo(c) prints Hello world!
- I. f2.foo(c) prints Ola Mundo!
Answer: E,F,H
NEW QUESTION 97
Given:
Which two codes, independently, can be inserted in line to 1 compile?
- A. Abacus aba = (int m, int n) -> { m * n };
- B. Abacus aba = v, w -> x * y;
- C. Abacus aba = (int i, j) -> ( return i * j; };
- D. Abacus aba = (a, b) -> a * b;
- E. Abacus aba = (int e, int f) -> { return e * f; };
Answer: C,D
NEW QUESTION 98
Given the code fragment:
What change on line 1 will make this code compile?
- A. Add catch (N | L | M e).
- B. Add catch (L |N e).
- C. Add catch (M |L e).
- D. Add catch (L e).
- E. Add catch (L |M N e).
Answer: D
NEW QUESTION 99
Given:
What is the result?
- A. On line 9, an exception is thrown at run time.
- B. [A, B, C]
[A, B] - C. [A, B, C]
[A, B, C] - D. [A, B, C]
followed by an exception thrown on line 11.
Answer: C
Explanation:
Explanation
Graphical user interface, text, application Description automatically generated
NEW QUESTION 100
Given the declaration:
Examine this code fragment:
/* Loc1 */ class ProcessOrders { ... }
Which two annotations may be applied at Loc1 in the code fragment? (Choose two.)
- A. @Resource(name="Customer1", priority=100)
- B. @Resource
- C. @Resource(name="Customer1")
- D. @Resource(priority=100)
- E. @Resource(priority=0)
Answer: D,E
NEW QUESTION 101
Analyze the code:
Which two options can you insert inside println method to produce Global:namescope? (Choose two.)
- A. prefix+name
- B. Test.prefix+Test.getName()
- C. Test.prefix+Test.name
- D. Test.getName+prefix
- E. prefix+Test.name
- F. new Test().prefix+new Test().name
Answer: B,F
NEW QUESTION 102
Given:
What is the result?
- A. abd
- B. abdf
- C. adf
- D. The compilation fails.
- E. abcd
Answer: E
NEW QUESTION 103
Given the Person class with age and name along with getter and setter methods, and this code fragment:
What will be the result?
- A. Aman Peter Tom
- B. Tom Aman Peter
- C. Aman Tom Peter
- D. Tom Peter Aman
Answer: A
NEW QUESTION 104
Given:
What is known about the Sportscar class?
- A. The Sportscar class is a superclass that has more functionality than the Automobile class.
- B. The Sportscar class inherits the setTurbo method from the superclass Automobile.
- C. The Sportscar subclass cannot override setTurbo method from the superclass Automobile.
- D. The Sportscar class is a subclass of Automobile and inherits its methods.
Answer: D
NEW QUESTION 105
Given:
Which two changes need to be made to make this class compile? (Choose two.)
- A. Change Line 1 to a class:public class API {
- B. Change Line 2 to an abstract method:public abstract void checkValue(Object value)throws IllegalArgumentException;
- C. Change Line 2 access modifier to protected:protected void checkValue(Object value)throws IllegalArgumentException;
- D. Change Line 1 to an abstract class:public abstract class API {
- E. Change Line 1 to extend java.lang.AutoCloseable:public interface API extends AutoCloseable {
Answer: A,B
NEW QUESTION 106
Given:
Which two changes need to be made to make this class compile? (Choose two.)
- A. Change Line 1 to a class:public class API {
- B. Change Line 2 to an abstract method:public abstract void checkValue(Object value)throws IllegalArgumentException;
- C. Change Line 2 access modifier to protected:protected void checkValue(Object value)throws IllegalArgumentException;
- D. Change Line 1 to an abstract class:public abstract class API {
- E. Change Line 1 to extend java.lang.AutoCloseable:public interface API extends AutoCloseable {
Answer: A,B
NEW QUESTION 107
Given:
You want to implement the jav
a. Io, serializable interface to the MypersisteneData class.
Which method should be overriden?
- A. The readExternal and writeExternal method
- B. The readExternal method
- C. nothing
- D. The writeExternal method
Answer: A
NEW QUESTION 108
Given:
Assume the file on path does not exist. What is the result?
- A. /u01/work/filestore.txt is deleted.
- B. The compilation fails.
- C. Exception
- D. /u01/work/filestore.txt is not deleted.
Answer: B
Explanation:
NEW QUESTION 109
Given:
You want to obtain the Stream object on reading the file. Which code inserted on line 1 will accomplish this?
- A. var lines = Files.lines(Paths.get(INPUT_FILE_NAME));
- B. Stream<String> lines = Files.lines(INPUT_FILE_NAME);
- C. var lines = Files.readAllLines(Paths.get(INPUT_FILE_NAME));
- D. Stream lines = Files.readAllLines(Paths.get(INPUT_FILE_NAME));
Answer: C
NEW QUESTION 110
Which code fragment does a service use to load the service provider with a Print interface?
- A. private java.util.ServiceLoader<Print> loader = ServiceLoader.load (Print.class);
- B. private java.util.ServiceLoader<Print> loader = new java.util.ServiceLoader<> ();
- C. private Print print = new com.service.Provider.PrintImpl();
- D. private Print print = com.service.Provider.getInstance();
Answer: A
NEW QUESTION 111
Which two statements are true about the modular JDK? (Choose two.)
- A. APIs are deprecated more aggressively because the JDK has been modularized.
- B. The foundational APIs of the Java SE Platform are found in the java.base module.
- C. It is possible but undesirable to configure modules' exports from the command line.
- D. An application must be structured as modules in order to run on the modular JDK.
Answer: B,C
NEW QUESTION 112
Given:
What is the output?
- A. Exception
- B. 0
- C. 1
- D. 2
Answer: C
Explanation:
NEW QUESTION 113
Given:
What is the result?
- A. 6=(x+y)=42
- B. 42=(x+y)=6
- C. An exception is thrown at runtime.
- D. 42=(x+y)=42
- E. 6=(x+y)=6
Answer: A
Explanation:
NEW QUESTION 114
Given:
Which two statements are true if the method is added to Bar? (Choose two.)
- A. public <T> Collection<T> bar(Collection<T> arg) { ... } overloads Foo.foo.
- B. public <T> Collection<T> foo(Collection<T> arg) { ... } overloads Foo.foo.
- C. public <T> Collection<T> foo(Stream<T> arg) { ... } overloads Foo.foo.
- D. public Collection<String> foo(Collection<String> arg) { ... } overrides Foo.foo.
- E. public <T> Iterable<T> foo(Collection<T> arg) { ... } overrides Foo.foo.
- F. public <T> List<T> foo(Collection<T> arg) { ... } overrides Foo.foo.
Answer: E,F
NEW QUESTION 115
Given:
It is required that if p instanceof Pair then p.isValid() returns true.
Which is the smallest set of visibility changes to insure this requirement is met?
- A. isValid must be public.
- B. left and right must be private.
- C. left, right, setLeft, and setRight must be private.
- D. setLeft and setRight must be protected.
Answer: B
NEW QUESTION 116
Given the code fragment:
What is the result?
- A. True
- B. A java.lang.NullPointerException is thrown.
- C. A java.lang, UnsupportedOperationException is thrown.
- D. False
Answer: C
NEW QUESTION 117
Given:
Which two constructors will compile and set the class field strings? (Choose two.)
- A. Option C
- B. Option E
- C. Option D
- D. Option B
- E. Option A
Answer: A,B
NEW QUESTION 118
Which two interfaces are considered to be functional interfaces? (Choose two.)
@FunctionalInterface
- A. interface InterfaceD {
int breed(int x);
}
@FunctionalInterface - B. int GERM = 13;
public default int getGERM() { return get(); }
private int get() { return GERM; }
public boolean equals(Object o);
int breed(int x);
} - C. interface InterfaceE {
public boolean equals(int i);
int breed(int x);
}
interface InterfaceA { - D. int GERM = 13;
public default int getGERM() { return GERM; }
}
interface InterfaceB { - E. interface InterfaceC {
public boolean equals(Object o);
int breed(int x);
int calculate(int x, int y);
}
@FunctionalInterface
Answer: C,E
Explanation:
Explanation/Reference:
NEW QUESTION 119
......
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You register with an Oracle partner pearsonvue.com, tie your Oracle account, choose whether you want to pass in the center or from home. If you choose the option from home, you will be followed through the camera and microphone throughout the exam, there should be no one in the room, you can not talk to anyone and look only at the screen, the Internet must be stable, without troubles, otherwise, the result will be canceled.
Understanding functional and technical aspects of Java SE 11 Developer Exam Number: 1Z0-819
The following will be discussed in the ORACLE 1Z0-006 exam dumps:
- Initialize objects and their members using instance and static initialiser statements and constructors
- Connect to and perform database SQL operations, process query results using JDBC API Annotations
- Understand variable scopes, apply encapsulation and make objects immutable
- Deploy and execute modular applications, including automatic modules
- Create and use interfaces, identify functional interfaces, and utilize private, static, and default methods
- Create and use enumerations
- Implement serialization and deserialization techniques on Java objects
- Define and use fields and methods, including instance, static and overloaded methods
- Handle file system objects using java.nio.file API
- Create, apply, and process annotations
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To stay current, candidates have to re-certify themselves with the latest version of the exam. Oracle Cloud Certifications include various titles with levels that are Oracle Certified Associate, Specialist, and Professional. Moreover, the Oracle Cloud Certifications are updated continuously throughout the year for keeping current with major product and service releases and re-released on an annual basis with a new title.
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