Java Foundations (1z0-811) Free Practice Test

Question 1

Given the code fragment:

Which statement is true?

A. A compilation error occurs at line 5.

B. The code compiles without errors.

C. A compilation error occurs at line 3.

D. A compilation error occurs at line 7.

Correct Answer: B

Question 2

Given the code fragment:

What is the result?

A. [jasmine, lily, lotus]

B. A runtime exception is thrown.

C. [jasmine, rose, lily]

D. [jasmine, rose, lotus, lily]

Correct Answer: B

Question 3

Identify two Java reserved words.

A. array

B. this

C. true

D. exception

E. string

Correct Answer: B,C

Question 4

Which two statements are true about the Java Runtime Environment (JRE)?

A. It contains the JDK and Java APIs.

B. It interprets bytecode stored in a .class file.

C. It is responsible for garbage collection.

D. You must install the JRE to compile a .java file.

E. It is platform independent.

Correct Answer: B,E

Question 5

Given:

What is the output?

A. 1 2 3 aaaa

B. 1 2 aaa

C. a

D. Compilation fails

Correct Answer: C

Question 6

Given the classes:

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

A. Replace line n1 with import fruits.Apple;

B. Replace line n1 with import fruits;

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

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

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

Correct Answer: D,E

Question 7

Given the code fragment:

What is the result?

A. lotus lily

B. A compilation error occurs.

C. lotus jasmine

D. lotus

Correct Answer: A

Question 8

Which statement is true about primitive variables?

A. They can be compared with the == operator.

B. They cannot be compared.

C. They can be compared with the equals method only.

D. They can be compared with the compareTo method only.

Correct Answer: C

Welcome to TestSimulate

Oracle Java Foundations (1z0-811) Free Practice Test