PURDUE CS 307 MIDTERM EXAM 2024-2025 ACTUAL EXAM 200 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS)
What is software? - correct answer-Computer programs, procedures, and associated
documentation pertaining to the *operation* of a *computer system*.
What are some traits of software? - correct answer-*intangible*, hard to understand the
development effort required.
*reproducible*, cost is in development.
What are some types of software? - correct answer-Applications (CAD, video games)
System (OS, drivers)
Embedded (microcode)
Real Time (safety critical)
How can we classify software that is being developed? - correct answer-Custom (for a specific
customer)
Generic (sold on open market)
Embedded (tied closely to hardware)
What is the goal of software engineering? - correct answer-To solve problems!
Within:
*cost*
*time*
*customer*
*others*
How does systematic development and evolution relate to software? - correct answer-An
engineering *process* involves *well-understood techniques* in an *organized* and
*disciplined* way.
Most development is evolutionary.
What are some of the important details about engineering? - correct answer-Engineering is a
licensed profession, with a goal of protecting the public. Thus, ethical practices is also a key
tenet of the profession.
How is software engineering different from other forms of engineering? - correct answer-
Focused on *CS*, rather than natural sciences. [discrete rather than continuous]
Concentrates on *abstract/logical* ideas rather than *concrete/physical* ones.
,PURDUE CS 307 MIDTERM EXAM 2024-2025 ACTUAL EXAM 200 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS)
Maintenance is evolution, not wear and tear.
What are some commonalities between the forms of engineering? - correct answer-Series of
decision, need to perform a trade off analysis, work as part of a team.
Use *tools* that apply to *processes* systematically.
What are ethics? - correct answer-A theory of system of moral values, that help govern an
individual or group.
What codes of ethics govern software engineering? - correct answer-Code of ethics described
by ACM/IEEE Join Task Force
What are the eight principals of the ethics code? - correct answer-Public
Client/Employer
Product
Judgement
Management
Profession
Colleagues
Self
Why do software engineers have so much responsibility? - correct answer-Have significant
opportunities to do good or cause harm, as well as *enable* or *influence* others to do the
same
Who are the different stakeholders? - correct answer-Users, Customers, Software Developers,
Development Managers
Who are the users? - correct answer-Those who *use* the software
Who are the customers? - correct answer-Those who *pay* for the software (e.g. Gmail, we
are not the customers, advertisers are [we're users])
Who are the software developers? - correct answer-Those who *create* and *maintain* the
software
Who are the development managers? - correct answer-Project coordinators, those who
*supervise* the development process
What are the three main software quality attributes? - correct answer-Operation
, PURDUE CS 307 MIDTERM EXAM 2024-2025 ACTUAL EXAM 200 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED ANSWERS)
Revision
Transition
What are the operational attributes? - correct answer-Correctness
Efficiency
Integrity
Reliability
Usability
What are the revision attributes? - correct answer-Flexibility (how much effort needed to
enhance?)
Maintainability
Testability (how much testing required?
What are the transition attributes? - correct answer-Interoperability (how much effort to link
this program to another?)
Portability
Reusability
Who's job is it to ensure quality? - correct answer-It is everyone's business to ensure quality,
do it right the first time.
What is internal quality? - correct answer-Characterizes aspects of the design of the software
(e.g. amount of code, complexity, use of software patterns)
What is part of the software *development* cycle? - correct answer-Requirements
Design
Implementation
Test
Installation
What is part of the software *life* cycle? - correct answer-Software Dev Cycle
Operation/Maintenence
Retirement
Should we always stick to the life cycle? - correct answer-No! It is there to help, like a
roadmap. It is not the vehicle.
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