Question

Constraint checking can be disabled in existing _______________ and _____________ constraints so that any data you modify or add to the table is not checked against the constraint.

(a) CHECK, FOREIGN KEY

(b) DELETE, FOREIGN KEY

(c) CHECK, PRIMARY KEY

(d) PRIMARY KEY, FOREIGN KEY

I have been asked this question in homework.

My query is from Transactions as SQL Statements topic in division Transactions of Database Management

Answer 1

The correct answer is (a) CHECK, FOREIGN KEY

For explanation: Check and foreign constraints are used to constraint the table data.