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【单选题】
对线性表,在下列情况下应当采用链表表示的是( )。A.
经常需要随机地存取元素
B.
经常需要进行插入和删除操作
C.
表中元素需要占据一片连续的存储空间
D.
表中元素的个数不变
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【单选题】To say that stock prices follow a "random walk" is to argue that
A.
stock prices rise, then fall, then rise again.
B.
stock prices rise, then fall in a predictable fashion.
C.
stock prices tend to follow trends.
D.
stock prices cannot be predicted based on past trends.
【单选题】Why do the students say this:
A.
To recommend against buying stock in a corporation
B.
To explain why consumers need to be very cautious
C.
To give reasons why governments regulate corporations
D.
To complain about negative trends in advertising
【简答题】It is too early to say whether the recent declines in global stock markets signal anything out of the ordinary. Though large, they are hardly unprecedented: 8 percent for the Dow, 19 percent for Japan...
【单选题】To say that stock prices follow a "random walk" is to argue that
A.
stock prices rise, then fall.
B.
stock prices rise, then fall in a predictable fashion.
C.
stock prices tend to follow trends.
D.
stock prices are, for all practical purposes, unpredictable.
【单选题】In comparing money to a share of Microsoft stock held by an individual, we can say:
A.
only the money is a means of payment, but both are units of account.
B.
only the money is a means of payment, but both are stores of value.
C.
the share of stock is an asset, but money is a liability.
D.
both the Microsoft stock and the money are liabilities.
【单选题】What does the writer say of the stock market decline?
A.
Such an acute Crisis usually precedes a boom.
B.
It will constitute attractive takeover targets.
C.
Investors have trouble plucking up courage.
D.
It triggered responses from various sectors.
【单选题】What does the writer say of the stock market decline?
A.
Such an acute crisis usually precedes a boom.
B.
It will constitute attractive takeover targets.
C.
Investors have trouble plucking up courage.
D.
It triggered responses from various sectors.
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