單項選擇題

What will be the appearance of an applet with the following init（） method？
public void init（） {
add（new Button（"hello"））； }

A.Nothing appears in the applet.
B.A button will cover the whole area of the applet.
C.A button will appear in the top left corner of the applet.
D.A button will appear， centered in the top region of the applet.
E.A button will appear in the center of the applet.

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多項選擇題

Which modifiers and return types would be valid in the declaration of a working main（） method for a Java standalone application？（）

A.private
B.final
C.static
D.int
E.abstract

單項選擇題

Which statements concerning the switch construct are true？（）

A.All switch statements must have a default label.
B.There must be exactly one label for each code segment in a switch statement.
C.The keyword continue can never occur within the body of a switch statement.
D.No case label may follow a default label within a single switch statement.
E.A character literal can be used as a value for a case label.

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What will be the appearance of an applet with the following init（） method？ public void init（） { add（new Button（"hello"））； }

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Which modifiers and return types would be valid in the declaration of a working main（） method for a Java standalone application？（）

Which statements concerning the switch construct are true？（）

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What will be the appearance of an applet with the following init（） method？
public void init（） {
add（new Button（"hello"））； }

Which modifiers and return types would be valid in the declaration of a working main（） method for a Java standalone application？（）

Which statements concerning the switch construct are true？（）