Would this have been necessary and sufficient for Collins work ?

Large .NET Code Base with Coding Standards and Unit Testing
How to avoid runtime exceptions, instability, crashes, degraded performance and insecure backdoors
By Hari Hampapuram, Matt Love
Developer testing done early in the software’s lifecycle is known to have a high positive impact on application quality, since this is the phase where finding and fixing bugs is cheapest, [...]

a.What is necessary to initiate a program of performance evaluation for an information systems department?

b.Why is the scheduling at a computer centre different from scheduling bus routes, police on patrol duty, or jobs on a factory lathe?
c.How does the preparation of a budget for IS differ from budget preparation for other departments in a firm?
d.What are the advantages of contracting software development to consultant or software house, as opposed [...]

Why is it necessary to schedule software installation and upgrading?

In information technology