Q76 Which of the following are true? A A TextField object may generate an ActionEvent9 z) J* Y0 t+ P/ u6 D. w6 |
B A TextArea object may generate an ActionEvent.2 `+ I. f. o& f& [
C A Button object may generate an ActionEvent.6 l4 y- Q0 f* \: j, ^* c8 B
D A MenuItem object may generate an ActionEvent.
5 d4 G$ f* U$ t Q77 Which of the following are true?7 _5 `2 y, a# @ F4 w _% L
A Multithreading is uniQue to Java.
4 Q# `* H5 @; p B Multithreading reQuires more than one CPU.
) |1 j; Y0 h; F7 A2 V1 G1 l C Multithreading reQuires that a computer have a single CPU.
4 q& x3 Q2 @3 w8 B* b. D/ y+ c D Multithreading is supported by Java.
) E" [: m$ d7 o8 r! @5 k Q78 Given an object t that implements Runnable, which method of the Thread class should you invoke to cause t to be executed as a separate thread?
5 F2 x$ ^" L8 {0 s9 F A start()- \0 H1 X0 X4 d+ v
B init(): |) _# T' D. p/ ~& i' r; ^' V
C run()( s l- \0 O, f+ I- F
D main() F! p6 |* s. n3 |* S
Q076 ACD3 I5 p7 e" `6 k
Q077 D
- J* e0 \7 C; y: }% t Q078 A |
发表于 2012-8-4 12:33:16
