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Exam 1z0-804 topic 1 question 88 discussion

Actual exam question from Oracle's 1z0-804
Question #: 88
Topic #: 1
[All 1z0-804 Questions]

Given:
import java.util.concurrent.atomic.AtomicInteger;
public class AtomicCounter {
private AtomicInteger c = new AtomicInteger(0);
public void increment() {
// insert code here
}
}
Which line of code, inserted inside the increment () method, will increment the value of c?

  • A. c.addAndGet();
  • B. c++;
  • C. c = c+1;
  • D. c.getAndIncrement ();
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
getAndIncrement
public final int getAndIncrement()
Atomically increment by one the current value.
Reference:java.util.concurrent.atomic

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