Oracle Oracle Certifications 1Z0-811 Questions & Answers

• Question 21:

  Given: What is the result?

  

  A. 20

  B. 32

  C. A compilation error occurs.

  D. 21

  Correct Answer: A

  

• Question 22:

  Given the classes:

  

  Which two modifications, independently, enable the Salad.java file to compile?

  A. Replace line n1 with import fruits.Apple.getApple();

  B. Replace line n1 with import fruits.Apple;

  C. Replace line n1 with import fruits;

  D. Replace line n2 with fruits.Apple apple = new Apple ();

  E. Replace line n2 with fruits.Apple apple = new fruits.Apple ();

  Correct Answer: AD

• Question 23:

  Given the code fragment:

  

  What is the result?

  A. 456789

  B. 4567889

  C. 45678

  D. 3456789

  Correct Answer: A

• Question 24:

  

  Given the code fragment:

  

  What is the result?

  A. 10 20 10 15 20

  B. A runtime exception is thrown.

  C. 10 20 10 20

  D. A compilation error occurs.

  Correct Answer: D

  

• Question 25:

  Which statement is true about exception handling?

  A. At least one catch block must accompany a try statement.

  B. All statements in a try block are executed, even if an exception occurs in the middle of the try block.

  C. At least one statement in a try block must throw an exception.

  D. All catch blocks must be ordered from general to most specific.

  Correct Answer: D

  Reference: https://www.javatpoint.com/multiple-catch-block-in-java

• Question 26:

  Given the code fragment: What is the result?

  

  A. true true

  B. true false

  C. false false

  D. false true

  Correct Answer: A

  

• Question 27:

  Given the code fragment:

  

  What is the result?

  A. 10

  B. 11

  C. 12

  D. 13

  Correct Answer: C

• Question 28:

  

  Given the code fragment:

  

  What is the result?

  A. [ BETATEST ]

  B. [betaTest]

  C. [ betaTest ]

  D. [BETATEST]

  Correct Answer: D

  

• Question 29:

  Given the code

  

  What is the result?

  A. The program executes indefinitely.

  B. num = 100

  C. num = 99

  D. num = 0

  Correct Answer: C

• Question 30:

  

  Which method identifier is correct according to Java naming conventions?

  A. BillCalculator

  B. calculateBill

  C. calculatebill

  D. Calculator

  Correct Answer: D