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搜题
【单选题】
下列门电路中,能够进行线与连接的是
A.
与门
B.
与或非门
C.
OC 门
D.
三态门
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举一反三
【单选题】指针p所指的字符串的存储长度为()
A.
12
B.
13
C.
14
D.
15
【简答题】EPON系统采用( )技术,实现( )传输。
【单选题】----She has two best friends. ----__of them is in the country.
A.
All
B.
Both
C.
No one
D.
Neither
【单选题】一She has two best friends.一___of them is in the country.
A.
All
B.
Both
C.
No one
D.
Neither
【单选题】指针p所指的字符串的长度为( )。 char *p="Hello\tWorld!” ;
A.
12
B.
13
C.
14
D.
15
【单选题】Although she is only 17 years old, she _________ drugs for two years.
A.
Addicts
B.
has addicted to
C.
has addicted
D.
has been addicted to
【简答题】She has been given three free tickets for tomorrow’s concert and she ______ there with two of her best friends. A.has gone B.is going C.has been D.went
【单选题】指针所指向的字符串的长度为__ __________。
A.
ar *s=”\t\’Name\\Address\n” ;
B.
19
C.
18
D.
15
E.
17
【单选题】下面哪种命令是无边框的盒子命令?
A.
fbox
B.
mbox
C.
framebox
D.
boxed
【判断题】EPON系统采用WDM技术,实现单纤双向传输
A.
正确
B.
错误