A business analyst wishes to show that a company wants to store information about different types of product. Some attributes are common to every product (for example; product name) but other attributes only apply to certain product types. For example, product material only applies to accessory products.
Which of the following constructs could the business analyst use to represent this on a class model?

When are workshops especially valuable?

The entity relationship model below shows the relationship between Customer and Order.

Which of the following business rules is correct?

Which of the following only includes explicit corporate knowledge?

Which stage of Isaksen and Treffinger's creative problem-solving model is concerned with analysing the opinions and concerns to identify how information can be quantified?