Java Interview Questions · interview question

Which practice avoids a common mistake with Java Memory Model, volatile, and synchronized?

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Prefer the version of Java Memory Model, volatile, and synchronized that makes behavior less predictable as long as the code compiles.Do not use volatile as a substitute for full thread safety on compound state updates.Silence the Java Memory Model, volatile, and synchronized problem by using raw types, broad catches, or shared mutable state.Ignore the Java Memory Model, volatile, and synchronized issue and rely on team discipline instead of APIs or contracts.

Answer and explanation

Correct answer

B. Do not use volatile as a substitute for full thread safety on compound state updates.

Why

Do not use volatile as a substitute for full thread safety on compound state updates. This is a common failure mode in real Java code and a frequent interview follow-up.

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Which practice avoids a common mistake with Java Memory Model, volatile, and synchronized?

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