Free 1Z0-811 Exam Dumps Preview

Question 1

Single choice

Given the code

What is the result?

1. A

   The program executes indefinitely.

2. B

   num = 100

3. C

   num = 99

4. D

   num = 0

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Correct answerC

Explanation

Question 2

Single choice

Given:

What is the result?

1. A

   Compilation fails. To make it compile, replace line n1 with var1 = 0;

2. B

   Compilation fails. To make it compile, replace line n2 with var2 = 0;

3. C

   0

4. D

   Nothing is printed.

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Correct answerB

Explanation

Question 3

Single choice

Given the code fragment:

What is the result?

1. A

   A compilation error occurs at line n1.

2. B

   Jack

3. C

   The program prints either Jack or Queen.

4. D

   Queen

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Correct answerA

Explanation

Question 4

Single choice

Given the code fragment:

What is the result?

1. A

   pen pencil erasers paper

2. B

   paper pen pencil erasers

3. C

   A compilation error occurs.

4. D

   A runtime exception is thrown.

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Correct answerD

Explanation

Question 5

Single choice

Given:

What is the result?

1. A

   A compilation error occurs in the modify method.

2. B

   99

3. C

   5

4. D

   A compilation error occurs in the main method.

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Correct answerD

Explanation

Question 6

Multiple choice

Which two components can class declarations include?

1. A

   A list of instance methods

2. B

   The main method

3. C

   Interfaces implemented by the class

4. D

   The public modifier

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Correct answersC, D

Explanation

References:
https://docs.oracle.com/javase/tutorial/java/javaOO/classdecl.html

Question 7

Single choice

Given the code fragment:

What is the result?

1. A

   9

2. B

   10

3. C

   9

4. D

   10

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Correct answerB

Explanation

Question 8

Single choice

Given the code fragment:

Which code fragment can be inserted at line n1 to enable the code to compile?

1. A

   new int num[];

2. B

   int[] num;

3. C

   int[10] num;

4. D

   int num[10];

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Correct answerB

Explanation

Question 9

Single choice

Given the code fragment:

What is the result?

1. A

   true
   true

2. B

   true
   false

3. C

   false
   false

4. D

   false
   true

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Correct answerA

Explanation

Question 10

Single choice

Given the code fragment:

What is the result?

1. A

   Selected null flavor.

2. B

   Selected Chocolate flavor.

3. C

   An ArrayIndexOutofBoundsException is thrown at run time.

4. D

   Selected Chocolate flavor.
   Thank you!

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Correct answerC

Explanation

Question 11

Single choice

Given the code fragment:

What is the result?

1. A

   456789

2. B

   4567889

3. C

   45678

4. D

   3456789

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Correct answerA

Explanation

Question 12

Single choice

Given the code:

Which code fragment, when inserted at line n1, enables the code to print sum is 30?

1. A

   int sum(int a, b) {

2. B

   int sum(int a, int b) {

3. C

   int sum(int, int) {

4. D

   int sum(int[] a, b) {

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Correct answerD