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GATE | GATE CS 2013 | Question 65

Consider the following relational schema.
    Students(rollno: integer, sname: string)
    Courses(courseno: integer, cname: string)
    Registration(rollno: integer, courseno: integer, percent: real)
Which of the following queries are equivalent to this query in English?
      "Find the distinct names of all students who score 
       more than 90% in the course numbered 107"
gatecs201314

(A)

I, II, III and IV

(B)

I, II and III only

(C)

I, II and IV only

(D)

II, III and IV only

Answer

Please comment below if you find anything wrong in the above post
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