17- Existing functionalities may have been enhanced at the end of an iteration.

1. A

2. C

3. B

4. D

18- In order to discover the cost of producing a software system to the developer, estimates are made. This is also known as ______________.

A. Software pricing

B. Estimation technique

C. Cost model

D. Increased pricing

19- Good communications also strengthen group cohesion as it promotes understanding. Which of the following explains the factors in the group communication?

I. It is better to have communication in hierarchically structured groups than in informally structured groups.

II. Communication is better when there are different personality types in a group.

III. It will be harder for people to communicate with other group members in small groups.

IV. It is important to provide conducive workplace as it encourages better communications.

A. II and III only

B. I and II only

C. II and IV only

D. III and IV only