SPM Exam 2 – Study Guide, Revision Notes, and Practice Questions for Exam Preparation
TF: Time and Cost estimates in Software Development are typically not reliable - ANS ✔✔True
Software schedule slippage, as it is happening, is easy to detect - ANS ✔✔False, it is HARD to
detect
Why software development different? - ANS ✔✔Different Software are usually never similar
Software Dev is often substantially new
First-of-a-kind buildings often exceed estimates too
What is the biggest portion of cost in Software Development? - ANS ✔✔Effort (person-months):
Time, Salaries
TF: There is little expensive equipment in software development - ANS ✔✔True, All that is really
needed is "just a few computers" and an office space
What is used to estimate effort? - ANS ✔✔Cost Models
What are the factors that cause cost predictions to differ widely? - ANS ✔✔Different Definitions
Tuning/Calibrating of model to own Work Environment
Tools Used
Product and Process Maturity
Programming Expertise/Skill Base
Previous Experience in the Domain
What do Cost Models have in Common? - ANS ✔✔More Code = Higher Cost
TF: Time and Cost estimates in Software Development are typically not reliable - ANS ✔✔True
Software schedule slippage, as it is happening, is easy to detect - ANS ✔✔False, it is HARD to
detect
Why software development different? - ANS ✔✔Different Software are usually never similar
Software Dev is often substantially new
First-of-a-kind buildings often exceed estimates too
What is the biggest portion of cost in Software Development? - ANS ✔✔Effort (person-months):
Time, Salaries
TF: There is little expensive equipment in software development - ANS ✔✔True, All that is really
needed is "just a few computers" and an office space
What is used to estimate effort? - ANS ✔✔Cost Models
What are the factors that cause cost predictions to differ widely? - ANS ✔✔Different Definitions
Tuning/Calibrating of model to own Work Environment
Tools Used
Product and Process Maturity
Programming Expertise/Skill Base
Previous Experience in the Domain
What do Cost Models have in Common? - ANS ✔✔More Code = Higher Cost
