True/False Questions. Select the best answer based only on the schema of the database If there are special circumstances under which your answer is correct, please list these.

True False A student id can be associated with at most one grade for a course_id and sec_id in a given semester and year.

True False The following two queries produce equivalent results. and

True False Two distinct courses can meet in the same building and room at the same time

True False A course can be its own prerequisite

True False Two timeslots cannot have the same values for day and start time.

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student takes ID course_id sec_id semester year name dept_name tot_cred grade section advisor course id sec_id course course_id title dept_name credits semester department dept_name building budget Slid i id year building room_no time_slot_id time_slot time slot_id day start_time end_time instructor classroom building room_no capacity prereq course_id prereg_id ID name dept_name salary teaches course_id sec_id semester year id(takes) Tid(teaches)