Page 254 - DCAP405_SOFTWARE_ENGINEERING

Unit 14: Data Modeling

Notes
Figure 14.11 (a) and (b)

(a): (M:N) Many Employees Report To many Managers

(b): An instance of (M:N) Relationship

Self Assessment

Fill in the blank:

15. Constraints are domain rules that must be followed by the ………………………. for which
they are defined.

Caselet Cloud Computing for Banking

omputing through the cloud offers new ways of doing business. Choosing a private,
public, or a hybrid of private, public and community clouds should create new
Cbusiness models to conduct business in a highly competitive finance industry.
Internet-based cloud IT solutions provide not only enormous cost reduction in infrastructure
and operating expenditure, but also enable flexibility, agility and ability to scale up or
down as per the needs of a business and its affordability.
Banking Sector
Emerging cloud services for banks aim at enhancing productivity by facilitating real time
collaboration, being omnipresent and providing virtualisation. Cloud-based services help
in knowing the customers’ preference by social networking interfaces and focussing on
better customer relations, human relations and finance management, helping the banks to
retain customers and attract new consumers. Front-end bank offices connected to cloud-
based back-end computing and analytics save substantial cost on licensing, energy and
space.
Cloud based e-invoicing provides dynamic invoices, making payments when exchange
rates are most favourable, and enabling the banks to network constantly with postal and
telecommunications companies. It improves access to social network profiles to help
reach out to new consumers in new markets.
Security Concerns
The banking industry is not so enthusiastic to embrace cloud computing in spite of its vast
potential, because of the industry’s concern on security, privacy, confidentiality, data
Contd...

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