Which relational algebra shows the student's number and student'a name whose age is 20 years old or state in Terengganu.

Question

Accepted Answer

π   StudentID, Name (  σ   Age=20 OR State = "Terengganu" (STUDENT))

Answer

σ   StudentID, Name (   π   Age=20 AND State = "Terengganu" (STUDENT))

Answer

σ   StudentID, Name (  π   Age=20 OR State = "Terengganu" (STUDENT))

Answer

π   StudentID, Name (  σ   Age=20 AND State = "Terengganu" (STUDENT))

Crowdly