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CSCI 310 Midterm Study guide with complete solutions.
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CSCI 310 Midterm Study guide with completesolutions
7 Challenges in Software Engineering Correct Answer-1. Scale
2.Speed
3. Uniqueness
4. Legacy Software
5. Complexity
6. Culture
7. Changeability
Software Engineering Process Activities Correct Answer-SDVE
1.Specification
2. Development
3.Validation
4. Evolution
Aspects of good software Correct Answer-MDEA
1. maintainable
2. dependable
3. efficient
4. Accessible
6 Aspects of waterfall method Correct Answer-RPDITM
1. Requirements
2. Planning 3. Design
4. Implementation
5. Testing
6. Maintenance
Ariane 5 Rocket failure Correct Answer-integer overflow
Mars Climate oribter Correct Answer-inconsistent metric used to estimate landing point (metric system vs. feet)
Therac-25 Correct Answer-Radiation miscalculated, gave over 100x the safe amount of radiation (more cancer)
Hartford Coliseum Collapse Correct Answer-modeling system did not account for non-pure compression. Error in CAD software
Patriot Missile Correct Answer-Integer rounded incorrectly and killed allied troops
Y2K Correct Answer-Businesses spent 500 billion on programs that stored the year
with two digits
Healthcare.gov Correct Answer-loose planning and over optimism lead to gross miscalculated budget.
Waterfall Phases Correct Answer-Requirements
Project Planning
Design Implementation
Testing
Maintenance
1. Requirements Correct Answer-Creates a description of the desired system:
which functions
required documentation
performance requirements
Also includes a feasibility study. Result is the SRS (software requirements specification document)
2. Project Planning Correct Answer-Describes activities that ensure software is delivered:
on time
within budget
following requirements
Artifact: PMP (project management plan), includes schedule and budget
3. Design Correct Answer-Defines the software architecture
Decomposition into parts/classes to generate detailed design
Artifact: design document
4. Implementation Correct Answer-Building individual components
Goal: working, flexible, reliable software
Artifact: actual software
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