Get 100% Authentic Oracle 1z1-808 Dumps with Correct Answers [Q161-Q183]

Get 100% Authentic Oracle 1z1-808 Dumps with Correct Answers

New Training Course 1z1-808 Tutorial Preparation Guide

NEW QUESTION # 161
Given:

And given the commands:

What is the result?

A. Failure
B. An exception is thrown at runtime
C. Compilation fails.
D. Success

Answer: A

NEW QUESTION # 162
Given the code fragments:

And:

Which statement is true?

A. After line 11, one object is eligible for garbage collection.
B. After line 11, none of the objects are eligible for garbage collection.
C. After line 11, three objects are eligible for garbage collection.
D. After line 11, two objects are eligible for garbage collection.

Answer: A

NEW QUESTION # 163
Which statement best describes encapsulation?

A. Encapsulation ensures that classes can be designed with some fields and methods declared as abstract.
B. Encapsulation ensures that classes can be designed so that only certain fields and methods of an object are accessible from other objects.
C. Encapsulation ensures that classes can be designed so that their methods are inheritable.
D. Encapsulation ensures that classes can be designed so that if a method has an argument MyType x, any subclass of MyType can be passed to that method.

Answer: B

NEW QUESTION # 164
Given the code fragment:

What is the result?

A. [Robb, Bran, Rick, Bran]
B. An exception is thrown at runtime.
C. [Robb, Rick, Bran]
D. [Robb, Rick]

Answer: C

NEW QUESTION # 165
Given:

And given the code fragment:

What is the result?

A. Read E-Book
B. Compilation fails at line n3.
C. Compilation fails at line n2.
D. Compilation fails at line n1.
E. Read Book

Answer: E

NEW QUESTION # 166
Given the code fragment:

What is the result?

A. The program compiles, but it prints nothing.
B. An UnsupportedOperationException is thrown at runtime.
C. Compilation fails.
D. HiHowAreYou removed

Answer: A

Explanation:

NEW QUESTION # 167
Given:

What is the result?

A. c=null
b=false
f=0.0
B. c=null
b=true
f=0.0
C. c=
b=false
f=0.0
D. c=0
b=false
f=0.0F

Answer: A

NEW QUESTION # 168
Given:

What code should be inserted?

A. Option D
B. Option B
C. Option F
D. Option A
E. Option C
F. Option E

Answer: E

Explanation:
Dog should be an abstract class. The correct syntax for this is: abstract class Dog { Poodle should extend Dog (not implement).

NEW QUESTION # 169
Given the code fragment:

What is the result?

A. A ClassCastException is thrown at line n2.
B. A ClassCastException is thrown at line n1.
C. Compilation fails at line n2.
D. Compilation fails at line n1.
E. Sum is 600

Answer: C

Explanation:
Compilation fails at n2 because the compiler cannot cast long to String.

NEW QUESTION # 170
Given:

Which option enables the code to compile?

A. Option D
B. Option B
C. Option A
D. Option C

Answer: D

NEW QUESTION # 171
Given:
class Overloading {
int x(double d) {
System.out.println("one");
return 0;
}
String x(double d) {
System.out.println("two");
return null;
}
double x(double d) {
System.out.println("three");
return 0.0;
}
public static void main(String[] args) {
new Overloading().x(4.0);
}
}
What is the result?

A. Two
B. Three
C. Compilation fails.
D. One

Answer: C

NEW QUESTION # 172
Given the following classes:

Which two options fail to compile when placed at line n1 of the main method? (Choose two.)

A. manager.stockOption = 500;
B. director.salary = 80_000;
C. employee.budget = 200_000;
D. employee.salary = 50_000;
E. manager.budget = 1_000_000;
F. director.stockOptions = 1_000;

Answer: A,C

NEW QUESTION # 173
Given:

What is the result?

A. true, false
B. false, false
C. false, true
D. true, true

Answer: C

NEW QUESTION # 174
Given:
public class String1 {
public static void main(String[] args) {
String s = "123";
if (s.length() >2)
s.concat("456");
for(int x = 0; x <3; x++)
s += "x";
System.out.println(s);
}
}
What is the result?

A. 123456xxx
B. 0
C. 123xxx
D. Compilation fails
E. 1

Answer: C

Explanation:
123xxx
The if clause is not applied.
Note: Syntax of if-statement: if ( Statement ) { }

NEW QUESTION # 175
Given the following code for the classes MyException and Test:

What is the result?

A. Either A or B
B. A compile time error occurs at line n1
C. A
D. A B
E. B

Answer: E

NEW QUESTION # 176
Which two statements are true about Java byte code? (Choose two.)

A. It can be serialized across network.
B. It has ".java" extension.
C. It can run on any platform that has the Java Runtime Environment.
D. It can run on any platform.
E. It can run on any platform that has a Java compiler.

Answer: A,C

NEW QUESTION # 177
Given the code fragment: List colors = new ArrayList(); colors.add("green"); colors.add("red"); colors.add("blue"); colors.add("yellow"); colors.remove(2); colors.add(3,"cyan"); System.out.print(colors);
What is the result?

A. [green, blue, yellow, cyan]
B. [green, red, cyan, yellow]
C. Am IndexOutOfBoundsException is thrown at runtime
D. [green, red, yellow, cyan]

Answer: D

Explanation:
First the list [green, red, blue, yellow] is build.
The blue element is removed:
[green, red, yellow]
Finally the element cyan is added at then end of the list (index 3).
[green, red, yellow, cyan]

NEW QUESTION # 178
Given the code fragment:

What is the result?

A. 1 2 3
B. 1 2 3 4
followed by an ArrayIndexOutOfBoundsException
C. Compilation fails.
D. 1 2 3 4

Answer: B

NEW QUESTION # 179
Given the code fragment:

And given the requirements:
- If the value of the qty variable is greater than or equal to 90, discount = 0.5 - If the value of the qty variable is between 80 and 90, discount = 0.2
Which two code fragments can be independently placed at line n1 to meet the requirements?