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Question Three Consider following relational database schema and translate the queries 'a' and 'b' into relational algebra expressions TeacherID, Name, Designation, Phone, Address) Course(CourseCode, CourseName,

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Question Three Consider following relational database schema and translate the queries 'a' and 'b' into relational algebra expressions TeacherID, Name, Designation, Phone, Address) Course(CourseCode, CourseName, Credittour) Taught (TeacherID, CourseCode, Semester) a. SELECT Name, Address FROM Teacher, Taught WHERE Teacher. ID-TaughtTeacherID and CourseCode-IT344' b. SELECT CourseName FROM Course, Taught WHERE Course. Course Code-Taught. Course Code and Teacher! D-200

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