Oracle
1Z0-851 · Question #246
1Z0-851 Question #246: Real Exam Question with Answer & Explanation
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Question
Given: public class NamedCounter { private final String name; private int count; public NamedCounter(String name) { this.name = name; } public String getName() { return name; } public void increment() { count++; } public int getCount() { return count; } public void reset() { count = 0; } } Which three changes should be made to adapt this class to be used safely by multiple threads? (Choose three.)
Options
- Adeclare reset() using the synchronized keyword
- Bdeclare getName() using the synchronized keyword
- Cdeclare getCount() using the synchronized keyword
- Ddeclare the constructor using the synchronized keyword
- Edeclare increment() using the synchronized keyword
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