Potpourri
The four stages of an SDLC
What is Planning, Analysis, Design, & Implementation?
a diagram commonly used by project managers to convey schedule
What is a gaant chart?
What the software should do
What is a functional requirement?
The name of a diagram type for a business process model
What is a data flow diagram?
What is the formula for ROI?
What is (Total Benefits - Total Costs)/Total Costs?
person who bridges the communications gap between those who need the computer and those who understand the technology.
Who is systems analyst?
The three concepts a project manager must trade off between.
What is
- size
- time
- cost?
The three basic steps of analysis
What is
- Understand current situation (as-is)
- Identify improvements
- Define requirements for new system (to-be)
The name of a data diagram
What is an Entity Relationship Diagram?
Industry standard formula for calculating length of a project
What is
15% Planning
20% Analysis
35% Design
30% Implementation ?
Name 3 of 5 systems analyst roles
What is
- Business analyst
- Systems analyst
- Infrastructure analyst
- Change management analyst
- Project manager?
Name 3 of 5 types of SDLC methodologies
What is
- waterfall
- parallel development
- V-model
- Rapid application development
- Agile ?
the characteristics a system should have
What is a non-functional requirement?
Data about data
What is metadata?
= # of years of negative cash flow + (that year’s net cash flow – that year’s cumulative cash flow) / that year’s net cash flow
What is formula for Break Even Point?
the generic term for output of a step in one of the phases of our SDLC
What is a deliverable?
The adding of requirements after a projects scope has been locked.
What is scope creep?
Two types of functional requirements
What is
- process oriented
- information oriented?
1NF, 2NF, 3NF
What are the forms associated with normalization?
Number of child entities when modality is null
What is 0?
Matrix we use to define interaction between data flow diagram and entity relationship diagram
What is CRUD matrix?
Group who determines which projects will get funded and which projects won't
Who is approval committee?
Name three sections on a use case
What is name, ID, importance, primary actor, short description, Trigger, type, major inputs, major outputs, major steps performed, information for steps?
The three step process for creating an intersection entity
What is
1. Remove the M:N line and insert new entity
2. Add two 1:N relationships
3. Name the intersection entity?
Formula for # of communication channels within a team
What is [N * (N-1)] / 2, where N = # of team members?