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Which of these modifiers can be used for a variable so that it can be accessed from any thread or parts of a program?

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Which of these modifiers can be used for a variable so that it can be accessed from any thread or parts of a program?

(a) transient

(b) volatile

(c) global

(d) No modifier is needed

I got this question in final exam.

Enquiry is from Applets Fundamentals in division I/O & Applets of Java

1 Answer

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The correct option is (b) volatile

Easiest explanation: The volatile modifier tells the compiler that the variable modified by volatile can be changed unexpectedly by other part of the program. Specially used in situations involving multithreading.

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