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Home Oracle 1z0-829

Oracle 1z0-829 Exam Practice Questions (P. 1)

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Question #1
Given the code fragment:
and

Which is true?
  1. A
    The program prints t1 : 1 : t2 : 1: t1 : 2 : t2 : 2 : in random order.
  2. B
    The program prints t1 : 1 : t2 : 1: t1 : 2 : t2 : 2 :
  3. C
    The program prints t1 : 1 : t2 : 1: t1 : 1 : t2 : 1 : indefinitely.
  4. D
    The program prints an exception.

Correct Answer:
A

Question #2
Which statement is true?
  1. A
    IllegalStateException is thrown if a thread in waiting state is moved back to runnable.
  2. B
    A thread in waiting state consumes CPU cycles.
  3. C
    After the timed wait expires, the waited thread moves to the terminated state.
  4. D
    A thread in waiting state must handle InterruptedException.

Correct Answer:
D

Question #3
Daylight Saving Time (DST) is the practice of advancing clocks at the start of spring by one hour and adjusting them backward by one hour in autumn.
Considering that in 2021, DST in Chicago (Illinois) ended on November 7th at 2 AM, and given the fragment:

What is the output?
  1. A
    true
    true
  2. B
    false
    true
  3. C
    true
    false
  4. D
    false
    false

Correct Answer:
C

Question #4
Given the code fragment:

What is the result?
  1. A
    Can't logout
  2. B
    Logged out at: 2021-01-12T21:58:00z
  3. C
    A compilation error occurs at line n1.
  4. D
    Logged out at: 2021-01-12T21:58:19.880z

Correct Answer:
A

Question #5
Given the code fragment:

What is the result?
  1. A
    PT5000SPT60MP6D
  2. B
    PT5SPT1MP6D
  3. C
    5S1M6D
  4. D
    5000S60M6D

Correct Answer:
B

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