2011年JAVA认证模拟题（33）
java认证试题：2011年JAVA认证模拟题（33）Q97 When a thread blocks on IO, which of the following are true?
A The thread enters the ready state.
B The thread enters the dead state.
C No other thread may perform IO.
D The Thread enters the waiting state.
Q98 Which layout stacks components on top of each other?
A CardLayout
B null Layout
C BorderLayout
D SetLayout
Q99 Which declares an abstract method in an abstract Java class?
A public abstract method();
B public abstract void method();
C public void abstract Method();
D public void method() {abstract;｝
E public abstract void method() {｝
Q097 D
Q098 A
Q099 B
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