该程序的输出是()
A: B::print()called.
B: A::print()called.
C: A::print()called.B::print()called.
D: B::print()called.A::print()called.
A: B::print()called.
B: A::print()called.
C: A::print()called.B::print()called.
D: B::print()called.A::print()called.
B
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举一反三
- What is the effect of the following line of code super() A: The method that is overridden by the current method is called. B: The parent class’s constructor is called. C: The current class’s constructor is called. D: The child class’s constructor is called E: The current method is recursively called.
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内容
- 0
【单选题】代码print(‘print(“print”)’)的输出结果是()(1.0分) A. ‘print(“print”)’ B. print(print) C. print(“print”) D. 报错
- 1
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- 2
print()函数输出时,不换行输出,输出的项之间用逗号分隔,正确的print函数是() A: print(a,end="") B: print(a,end=",") C: print(a,",") D: print(a)
- 3
以下程序关于全局变量a的使用不正确的是() A: a=8 deff(): print(a) f() print(a) B: a=8 deff(): print(a) a=a*10 print(a) f() print(a) C: a=8 deff(): globala a=40 print(a) a=a*10 print(a) f() print(a) D: a=8 deff(): a=40 print(a) a=a*10 print(a) f() print(a)
- 4
print(‘print(“print”)’) 输出结果是( )。