A.the computer has revolutionized the working of the human mind
B.the computer can do the tasks that could only be done by people before
C.it has helped to switch to an information technology
D.it has a great potential impact on society
第1题
A.4
B.5
C.8
D.9
E.Compilationfails.
F.Anexceptionisthrownatruntime.
G.Itisimpossibletodetermineforcertain.
第2题
A.Cat
B.Dog
C.Compilationfails.
D.Thecoderunswithnooutput.
E.Anexceptionisthrownatruntime.
第3题
A.Compilationfails.
B.Anexceptionisthrownatruntime.
C.Thecodeexecutesnormallyandprints“bar”.
D.Thecodeexecutesnormally,butnothingprints.
第4题
A.Compilationfails.
B.Anexceptionisthrownatruntime.
C.Thecodeexecutesnormallyandprints?foo”.
D.Thecodeexecutesnormally,butnothingisprinted.
第5题
A.Stringregex=“”;
B.Stringregex=““;
C.Stringregex=“.*“.
D.Stringregex=“\\s”
E.Stringregex=“\\.\\s*”;
F.Stringregex=“\\w[\.]+“;
第6题
A.abc
B.123
C.a1b2c3
D.a1b2c3
E.Compilationfails.
F.Thecoderunswithnooutput.
G.Anexceptionisthrownatruntime.
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