problem 1: There are six main kinds of information systems that organizations use in their operations. Describe how such information systems support managers in their decision making role.

problem 2: Describe the ‘data warehouse’ and ‘data mining’ concepts by using suitable exs.

problem 3: E-Business has permitted for customer-centered retailing, that is, the removal of intermediate levels and permitting for customer self-service. Customer-centered retailing comprises the given four elements: direct sales over the web, interactive marketing, personalization, mobile commerce and customer self-service.

Describe each element with suitable illustrations.

problem 4:

a) Information systems are becoming increasing vulnerable to security breaches. Describe with illustrations.

b) Identify the fundamental guidelines which managers can take to make sure the security of the information systems which are used in their organizations.