Hi, the following is for a relational database class. Any help would be appreciated, thanks! I have some answered selected, but not 100% if they're all right.

Question Answer saved Points out of 5.00 P Flag question Tuple is a synonym for Select one a. Field b. Row O C. Table o d. Column Question Answer saved Points out of 5.00 P Flag question Which of the following is NOT true? In a relational table Select one: O a. All column names are different O b. Two columns can have the same values C. Two rows can have the same values o d. All values in a column are from the same domain Question Answer saved Points out of 5.00 P Flag question Which of the following statements regarding the table below is true? olumnB Select one O a. Every value in Column A is unique o b. Every value in Column B is unique c. Every combination of values in Column A and Column B within the same row is unique o d. All of these 4 Question Answer saved Points out of 5.00 P Flag question If a 1 :M relationship is optional on both sides, which of the following is true? Select one: a. The resulting foreign key can have null (empty) values O b. No foreign key is created as a result of mapping such a relationship O c. The resulting foreign key cannot have null (empty) values o d. The resulting foreign key must have null (empty) values Question Not yet answered Points out of 5.00 P Flag question If a 1 M relationship is optional on the M side and mandatory on the 1 side, and if the table resulting from the 1 side has 3 records, then the table resulting from the M side CANNOT have less than records. Select one o a. 2 o b. 3 O c. 1 o d. 0