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複選題243 Which two statements, inserted independently at both lines 35 and 41, tend to allow both threads to temporarily pause and allow the other thread to execute? (Choose two.) (A) Thread.wait(); (B) Thread.join(); (C) Thread.yield(); (D) Thread.sleep(1); (E) Thread.notify();

244 Which statement is true? (A) Compilation fails. (B) An exception is thrown at runtime. (C) Synchronizing the run() method would make the class thread-safe. (D) The data in variable "x" are protected from concurrent access problems. (E) Declaring the doThings() method as static would make the class thread-safe. (AB) Wrapping the statements within doThings() in a synchronized(new Object()){} block would make the class thread-safe.

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沒有 【段考】國二數學上學期 權限，請先開通．