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32. Let R{A, B, C) be a table, where A, B, and C are sets of attributes. If R satisfies the FD that is A B, then we can decompose R on: a) {B.C} and {C, A} b) {A, B and {B, A} c) {A, B} and {B, C} d) {A, B} and {A. C} e) None of the above delete d) None 16. Bulk load of data gets slow in a table due to a) PK, Composite Key or Index b) FK c) Surrogated Key a d) b and ca 17. Referential cascade is applied with a) Update b) Delete c) Update and Insert cet a and b,/ 18. Domain constraint on attribute means a) value in attribute must be atomic b) value in attribute can be multi-valueck c) value in attribute can be duplicated d) b and c 19. Which one can be Null a) Unique Key b) Foreign Key X c) attribute with Default value al a and be 21. In php. query can be executed using uten ca) Soci execute b) $executed c) oci execute d) None lause est t