Question

define the following terms
1. tuple .
2. foreign key.
3.DBMS​

Answer 1

tuple-

data structure consisting of multiple parts

Answer 2

A single row of a table, which contains a single record for that relation is called a tuple.

Foreign key identifies a column or a set of column in one table that refers to the column or set of column in another table.

DBMS stands for database management system. It is a software package designed to define, manipulate, retrieve and manage data in a database.