2011年JAVA认证模拟题（51）
Q151 Which of the following are direct or indirect subclasses of Container?A Frame
B TextArea
C MenuBar
D FileDialog
E Applet
Q152 Which of the following are valid Java identifiers?
A %id
B ￥id
C _id
D #id
Q153 The Runnable interface declares which methods?
A start()
B run()
C stop()
D yield()
Q151 ADE
Q152 BC
Q153 B
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