下列四组数应依次为二进制、八进制和十六进制,不符合这个要求的是______。
A. 11,78,19
B. 12,77,10
C. 12,80,10
D. 11,77,19
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下列数据中,不是采用二进制形式表示的是______。
A. 36D
B. 1010B
C. 76O
D. 54H
计算机采用二进制数进行数据存储与计算。下列描述中正确的是______。
A. 这是由计算机中所使用的逻辑器件所决定的
B. 其好处是运算简单、实现方便、成本低
C. 该方式方便用户记忆,易于理解
D. 可以将二进制数转换成十进制数输出
This platform would collapse if all of you ________ on it.
A. stand
B. stood
C. would stand
D. had stood
Jean doesn’t want to work right away because she think that if she _________ a job sheprobably wouldn’t be able to see her friends very often.
A. has to get
B. were to get
C. had got
D. could have got