下列语句为列出rID为’00001’和rID为’00002’的reviewer所评分过的不同电影ID，空白处应该填写——SELECT mID FROM Rating WHERE rID = ‘00001’____SELECT mID FROM Rating WHERE rID = ‘00002’ A: EXCEPT B: UNION C: INTERSECT D: DIVID

​下列语句为列出rID为’00001’和rID为’00002’的reviewer所评分过的不同电影ID，空白处应该填写（ ）‌​SELECT mID FROM Rating WHERE rID = ‘00001’‌​____‌​SELECT mID FROM Rating WHERE rID = ‘00002’‌ A: EXCEPT B: UNION C: INTERSECT D: DIVID

若要查询评论了所有电影的评论者name,则下列空白处需要依次填入——。SELECT name FROM Reviewer WHERE rID (SELECT * FROM Movie WHERE mID (SELECT mID FROM RatingWHERE Reviewer.rID=Rating.rID and Movie.mID=Rating.mID)) A: NOT IN, NOT IN B: NOT EXISTS, NOT EXISTS C: NOT IN, NOT EXISTS D: NOT EXISTS, NOT IN

‌下列语句为查询给导演” Spielberg”执导电影评过分的reviewer信息，下列空白处应该填写（ ）‌‌SELECT * from Reviewer where rID ____‌‌ (SELECT rID from Rating,Movie‌‌WHERE Movie.mID = Rating.mID‌‌AND Movie.director = “Spielberg” ‌‌)‌ A: EXISTS B: NOT EXISTS C: ANY D: IN

已知三阶矩阵$A$满足$\mid A-E\mid=\mid A-2E\mid=\mid A-3E\mid=0$，则$\mid A\mid$=( )。 A: $4$ B: $6$ C: $12$ D: $3$

What is the range for star rating of hotels?

设$A,B$是$n$阶正交矩阵，且$\mid A\mid=-\mid B\mid$，则( ). A: $A+B$可逆 B: $A+B$不可逆 C: $\mid A+B\mid=1$ D: $\mid A+B\mid=-1$

What is a fair rating system according to the speaker?

Appraisal form is a rating scale in whic...sured against______.

Which parts should be included in rating scales?