What is the reason behind avoiding the use of particular data types, such as credit card numbers and personally identifiable information, as primary keys?

. Bharat Petroleum Corporation Limited (BPCL) is an Indian government-owned oil and gas explorer and producer. BPCL's CEO is K. Padmakar. In this role, what is the Focus of the CEO’s role (i.e. Objectives, Kinds of Decisions, the information needed, Timeframes etc.)? What are the Primary IS & Supporting IS Used (Description Data Types, Kind of Data, Type of Processing, which provides data to these IS)?

Bharat Petroleum Corporation Limited (BPCL) is an Indian government-owned oil and gas explorer and producer. BPCL's CEO is K. Padmakar.

In this role, what is the Focus of the CEO’s role (i.e. Objectives, Kinds of Decisions, information needed, Timeframes etc.)?

What are the Primary IS & Supporting IS Used (Description Data Types, Kind of Data, Type of Processing, which provides data to these IS)

Choose an option from the following that is not a primary trait of information:

1. Accuracy

2. Consistency

3. Timeliness

4. Quantity