Q124 Which of the following are true?* [' ]4 U+ v/ s6 q' b/ t" x
A Window extends Frame.
' s7 y, D/ u8 H" K! y6 H B Applet extends Window.% `5 l8 G" V5 b
C Panel extends Container.1 a+ F4 C9 H* {+ m1 P( R
D ScrollPane extends Panel.+ g! a) Q O6 ~/ Z# J# [" L* p* H# I
Q125 Which of the following are passed as an argument to the paint() method?
1 x1 G# a; ]0 ~& E8 Q A A Canvas object
l1 Z! S3 \1 x# q% u* y1 i8 ] B A Graphics object( k) S% D3 e- v1 ^" \
C An Image object$ w- Q/ f" w7 K% X
DA Paint object2 W3 g( H% m R# i, C* p
Q126 Which of the following are true about a dead thread?6 T/ q+ s) c7 a% H$ M* Y: _
A The thread’s object is descarded.
. p) S: @! ~9 ~( l0 ]$ ?) E7 n B The thread must wait until all other thread excutes before it is restarted.: l2 i' w, G1 j" A! S: K- S
C The thread cannot be restarted.) _/ B2 T! P8 z$ A, Q! c7 m. Q
D The thread is synchronized.
]9 J3 v# Z8 S0 @9 e Q124 C
2 V- S( v0 g0 Y9 t4 s# G Q125 B
4 g) Q8 }/ ?- g) R) c0 \1 l Q126 C |
发表于 2012-8-4 12:33:16
