Latest Updated Oracle 1Z0-808 practice test | Lead4pass New Exam Dumps Questions And Answers Update

Welcome to your Latest Updated Oracle 1Z0-808 practice test

QUESTION 1Given the following class declarations:
1.
public abstract class Animal
2.
public interface Hunter
3.
public class Cat extends Animal implements, Hunter
4.
public class Tiger extends Cat
Which answer fails to compile?
[2021.1] lead4pass 1z0-808 practice test q1

[2021.1] lead4pass 1z0-808 practice test q1

A. Option A

B. Option B

C. Option C

D. Option D

E. Option E

QUESTION 2Given:
public class Marklist {
int num;
public static void graceMarks(Marklist obj4) {
obj4.num += 10;
}
public static void main(String[] args) {
MarkList obj1 = new MarkList();
MarkList obj2 = obj1;
MarkList obj1 = null;
obj2.num = 60;
graceMarks(obj2);
}
}
How many objects are created in the memory runtime?

A. 1

B. 2

C. 3

D. 4

QUESTION 3Given the code fragments:
[2021.1] lead4pass 1z0-808 practice test q3

Which code fragment, when inserted at line ni, enables the code to print Hank?

A. checkAge (iList, ( ) -> p. get Age ( ) > 40);

B. checkAge(iList, Person p -> p.getAge( ) > 40);

C. checkAge (iList, p -> p.getAge ( ) > 40);

D. checkAge(iList, (Person p) -> { p.getAge() > 40; });

QUESTION 4Given:
[2021.1] lead4pass 1z0-808 practice test q4

What is the result?

A. 1

B. 1

C. 2

D. Compilation fails

E. The loop executes infinite times

QUESTION 5Given the code fragment:
[2021.1] lead4pass 1z0-808 practice test q5

Which code fragment, when inserted at line 9, enables the code to print true?

A. String str2 = str1;

B. String str2 = new String (str1);

C. String str2 = sb1. toString ();

D. String str2 = "Duke";

QUESTION 6Given the code fragment:
[2021.1] lead4pass 1z0-808 practice test q6

Which code fragment, when inserted at // insert code here, enables the code to compile and print a bc?

A. List update (String[] strs)

B. Static ArrayListupdate(String [] strs)

C. Static List update (String [] strs)

D. Static void update (String[] strs)

E. ArrayList static update(String [] strs)

QUESTION 7Given the code fragment:
[2021.1] lead4pass 1z0-808 practice test q7

What is the result?

A. Jesse 25 Walter 52

B. Compilation fails only at line n1

C. Compilation fails only at line n2

D. Compilation fails at both line n1 and line n2

QUESTION 8Given:
[2021.1] lead4pass 1z0-808 practice test q8

A. Option A

B. Option B

C. Option C

D. Option D

E. Option E

F. Option F

QUESTION 9Given the code in a file Traveler.java:
[2021.1] lead4pass 1z0-808 practice test q9

And the commands: Javac Traveler.java Java Traveler Java Duke What is the result?

A. Happy Journey! Duke

B. Happy Journey! Java

C. An exception is thrown at runtime

D. The program fails to execute due to a runtime error

QUESTION 10Which two statements are true? (Choose two.)

A. Error class is unextendable.

B. Error class is extendable

C. Error is a RuntimeException

D. Error is an Exception

E. Error is a Throwable.

QUESTION 11Which statement is/are true?

A. Default constructor only contains "super();" call. II. We can\\'t use any access modifier with a constructor. III. A constructor should not have a return type.

B. Only I.

C. Only II.

D. Only I and II.

E. Only I and III.

F. AIL

QUESTION 12Given:
[2021.1] lead4pass 1z0-808 practice test q12

What is the result?

A. Base DerivedA

B. Base DerivedB

C. DerivedB DerivedB

D. DerivedB DerivedA

E. A classcast Except ion is thrown at runtime.

QUESTION 13Which of the following will print current time?

A. System.out.print(new LocalTime()-now0);

B. System.out.print(new LocalTime());

C. System.ouLprint(LocalTime.now());

D. System.ouLprint(LocalTime.today());

E. None of the above.