Are the following statements true or false? Explain your answer as needed.

a. Building and testing any databases that are needed should occur after programming activities are completed.

b. Training of users should be done long before actual implementation in order to ensure that everybody receives training without being rushed.

c. The purpose of parallel conversion is to reduce business risk.

d. Testing is a highly structured activity that should not be scheduled to commence until the entire application program has been written.

e. Systems development and systems construction are frequently used as synonyms, but they may not necessarily mean the same thing.