$1.$ Why is it important to have a formal procedural used in management to review each software development prior to making contractual commitment?

$2.$ Explain why internal software design reviews are conducted.

$3.$ Explain the concept and principle of software process Dynamics. Provide examples.

$4.$ Describe the:

a$)$ COCOMO model and its objectives.

b$)$ Advantages of the COCOMO model

c$)$ Disadvantages of the COCOMO model

$5.$ How can cost of rework be reduced in software development?