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【简答题】
设离散型随机变量的概率分布律为P(X=0)=0.3,P(X=1)=0.5,P(X=2)=0.2,其分布函数为F(x),则F(3)为(    )
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【单选题】十六进制数E的二进制、八进制和十进制表示分别是什么?
A.
1110、16和14
B.
1101、15和13
C.
1111、15和13
D.
1101、14和13
【单选题】From the second paragraph, we can know that______.
A.
Ford has no intention to acquire Sweden's Volvo
B.
Ford is actively preparing for the merger with Volvo
C.
Ford is negotiating detailed terms of the merger with Volvo
D.
Ford has made economic preparation for possible acquisitions
【简答题】简单的说数据库是存储在计算机内的、有( )、可( )的数据集合。
【简答题】Many people believe that life has smiled to Yang Mi:at the age of 4, she got her first TV play role;at 16, she became a model for a fashion magazine;at 18, she went to her dream college——Beijing Film ...
【单选题】有一整数的二进制补码表示为1111,对应十进制数是
A.
-1
B.
255
C.
15
D.
-15
【简答题】This year is the 100-year birthday of Ford. The journey of Ford over the past century has witnessed the glory of the auto industry.
【单选题】燥邪最容易侵犯人体的( )
A.
肝脏
B.
心脏
C.
脾脏
D.
肺脏
E.
肾脏
【单选题】Ford's announcement of cutting up to 30000 jobs by 2012 indicates that Ford ______.
A.
has the biggest health problem of the car industry
B.
has made profits from its health-care legacy
C.
has accumulated too heavy a health-care burden
D.
owes a great deal of debt to its employees
【简答题】Many believe that life has smiled on Yang Mi: at the age of 4, she got her first TV drama(剧)role; at 16, she became a model for a fashion magazine; at 18, she went to her dream college — Beijing Film ...
【单选题】All whales fall into two groups, those with teeth and those without. Both beluga and dolphin belong to the suborder of toothed whales known as Odontoceti, along with porpoises, narwhals, pilot whales,...
A.
Breeding habits of whales.
B.
Differences between whales.
C.
Efforts to preserve whales.
D.
The intelligence of whales.
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