【简答题】判断下列类MyClass 的定义中哪些是合法的抽象类?A. abstract class MyClass { public abstract int getCount(); } B. abstract class MyClass { abstract int getCount(); } C. private abstract class MyClass { abstract int ge...
【单选题】Which two terms can best describe the following pairs of words: table—tables, day + break— daybreak.
A.
inflection and compound
B.
compound and derivation
C.
inflection and derivation
【单选题】判断下列类MyClass 的定义中哪些是合法的抽象类?( 2 分)
A.
abstract class MyClass { public abstract int getCount(); }
B.
abstract class MyClass { abstract int getCount(); }
C.
private abstract class MyClass { abstract int getCount(); }
D.
sealed abstract class MyClass { abstract int getCount(); }
【单选题】Which of the following terms does NOT describe the bacterial chromosome?
【判断题】太阳是太阳系内唯一发光 的天体,质量占太阳系总质量的99.8%。( )
【单选题】用555定时器接成施密特触发器的回差电压为( )Vcc。
【简答题】太阳是太阳系内唯一发光 的天体,质量占太阳系总质量的( )%。
【单选题】Which of the following terms would best describe the temperaturt'ilt which boils at a given pressure
B.
Saturation temperature
C.
Superheated temperature
【单选题】德国约700万的外籍人,以()最多。P323