REGULATION (EU) No 910/2014 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 July 2014  on electronic identification and trust services for electronic transactions in the internal market and repealing Directive 1999/93/EC   Question 2: Types of Requirements

REGULATION (EU) No 910/2014 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 July 2014 

on electronic identification and trust services for electronic transactions in the internal market and repealing Directive 1999/93/EC

Question 2: Types of Requirements.
Considering the different types of requirements, exemplify each type of requirement, with two examples, for the system of the previous question. Justify and discuss your decision.
Type of Requirement: Functional Requirement, Non-functional requirement, User requiremen, Business requirement