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Oracle 1z0-808 Exam Actual Questions

The questions for 1z0-808 were last updated on June 28, 2024.
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  • Viewing questions 1-5 out of 234 questions
 

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 Hide Solution   Discussion   45

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 Hide Solution   Discussion   10

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 Hide Solution   Discussion   35

Correct Answer: B 🗳️

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 Hide Solution   Discussion   22

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 Hide Solution   Discussion   13

Correct Answer: A 🗳️
Using the private modifier is the main way that an object encapsulates itself and hide data from the outside world.
Reference:
http://www.tutorialspoint.com/java/java_access_modifiers.htm

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