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【单选题】
C语言中的标识符的基本规定是( )。A.
第一个字符必须是字母或下划线
B.
标识符只能由字母、数字和下划线组成
C.
标识符中的大小写字母有区别
D.
以上都是
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举一反三
【单选题】A credit with a clause which authorizes the advising bank to make an advance payment to the beneficiary is called a/an______.
A.
back-to-back credit
B.
red clause credit
C.
irrevocable credit
D.
open-ended credit
【判断题】A simple sentence consists of a single clause which contains a subject and a predicate and stands alone as its own sentence.()
A.
正确
B.
错误
【多选题】Which two statements are true regarding the ORDER BY clause? （）
A.
It is executed first in the query execution
B.
It must be the last clause in the SELECT statement
C.
It cannot be used in a SELECT statement containing a HAVING clause
D.
You cannot specify a column name followed by an expression in this clause
E.
You can specify a combination of numeric positions and column names in this clause
【简答题】Premiere 编辑的最小时间单位是( )。
【多选题】Which two statements are true regarding the ORDER BY clause?（）
A.
The sort is in ascending by order by default.
B.
The sort is in descending order by default.
C.
The ORDER BY clause must precede the WHERE clause.
D.
The ORDER BY clause is executed on the client side.
E.
The ORDER BY clause comes last in the SELECT statement.
F.
The ORDER BY clause is executed first in the query execution.
【单选题】Which of the following contains an adverbial clause of cause?
A.
Which of the following contains an adverbial clause of cause?
B.
As there was no answer, I wrote again.
C.
You must do the exercises as I show you.
D.
Wealthy as he is, Mark is not a happy man.
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