Oracle 1z0-808 Exam Actual Questions

The questions for 1z0-808 were last updated on Nov. 10, 2024.

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Topic 1 - Single Topic

Question #1 Topic 1

Given:

What is the result?

A. 200.0 : 100.0
B. 400.0 : 200.0
C. 400.0 : 100.0
D. Compilation fails.

Reveal Solution Discussion 44

Correct Answer: C 🗳️

Question #2 Topic 1

Which statement is true about the switch statement?

A. It must contain the default section.
B. The break statement, at the end of each case block, is optional.
C. Its case label literals can be changed at runtime.
D. Its expression must evaluate to a collection of values.

Reveal Solution Discussion 11

Correct Answer: B 🗳️

Question #3 Topic 1

Given the code fragment:

What is the result?

A. May 04, 2014T00:00:00.000
B. 2014-05-04T00:00: 00.000
C. 5/4/14T00:00:00.000
D. An exception is thrown at runtime.

Reveal Solution Discussion 37

Correct Answer: D 🗳️

Question #4 Topic 1

Given the code fragment:

What is the result?

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

Reveal Solution Discussion 23

Correct Answer: C 🗳️

Question #5 Topic 1

What is the name of the Java concept that uses access modifiers to protect variables and hide them within a class?

A. Encapsulation
B. Inheritance
C. Abstraction
D. Instantiation
E. Polymorphism

Reveal Solution Discussion 13

Correct Answer: A 🗳️