In a data flow diagram, two parallel lines represent the data store symbol. 
Definitions:
Infidelity
The act of being unfaithful or cheating in a romantic relationship.
Committed Relationships
A bond between individuals that involves a pledge or promise to be together in a mutually agreed upon relationship, often characterized by love, trust, and mutual support.
Contraceptive Method
Any of various techniques or devices used to prevent pregnancy as a result of sexual intercourse.
Failure Rate
A measure of the frequency at which an engineered system or component fails, expressed in a particular unit of measure.
Q1: _ is a powerful database language that
Q11: _ provides guidance on how an organization's
Q21: The information system which emulates the problem-solving
Q41: _ is another name for query language.
Q53: _ are those persons, places, or things
Q62: The first step in the purchase-to- pay
Q73: The notation 1,N is used to specify
Q96: The risks to a business of Internet
Q98: _ are business process objectives that an
Q156: Which of the following is not an