假设已使用from os.path import dirname导入函数,那么表达式basename(r'c:/python36/lib
A.To complete his/her personal information.
B.To make a cover letter with these.
C.To impress the employers.
D.To distinguish themselves from others' entailed resumes.
It can be concluded from the passage that ________.
A.people should avoid doing important things during peak periods of lapses
B.hazards can be avoided when people do things they are good at
C.people should be careful when programming their actions
D.lapses cannot always be attributed to lack of concentration
根据下面所给的AAA数据库,写出每小题所能实现的功能。
假设使用名称为AAA的数据库,它包括Students(学号 char(8),姓名 varchar(8),年龄 int,专业 varchar(20),入学日期 DateTime)和Score(学号 char(8),课程名 varchar(10),成绩 numeric(5,2))两张表。
(1)create procedure xxk3
as
begin
select 学号,avg(成绩) as 平均成绩
from score
group by 学号
end
(2) declare @a char(8)
set @a=’计算机’
select 计算机专业人数=count(*)
from students
where left(专业,3)=@a
Peter Dunn assumes those who post messages on the Student Room intend to______.
A.get an immediate response from a real student
B.update the information about their universities
C.help establish a good reputation for their universities
D.complain about universities without their knowing
A.SELECT*FROM学生WHERE学号IN(SELECT学号FROM选课WHERE成绩>=90)
B.SELECT*FROM学生WHERE学号NOTIN(SELECT学号FROM选课WHERE成绩<90)
C.SELECT*FROM学生WHERE学号!=ANY(SELECT学号FROM选课WHERE成绩<90)
D.SELECT*FROM学生WHERE学号=ANY(SELECT学号FROM选课WHERE成绩>=90)
A.Language.
B.Computing.
C.Bachelor.
D.Accommodation.
A.To buy some national savings bonds.
B.To open a savings account.
C.To inquire about the interest rate.
D.To withdraw some money.
A.ones position is used as a gauge to measure ones intelligence
B.talented people like her should fail to get a respectable job
C.ones occupation affects the way one is treated as a person
D.professionals tend to look down upon manual workers