10 Questions
Which symbol in an entity relationship diagram (ERD) represents a process?
A diamond
What is the purpose of a physical process model?
To represent the actual implementation of processes
Which stage of the Systems Development Life Cycle (SDLC) involves programming and testing?
Implementation
What is the purpose of process decomposition?
To break down a complex process into smaller, more manageable parts
Which of the following techniques is used to capture business rules and constraints in an entity relationship diagram (ERD)?
Applying cardinality notations to relationships
In a data flow diagram (DFD), what does a double line represent?
A data store
Which of the following is a characteristic of object-oriented systems analysis and design (OOSAD)?
Use-case driven
What is the purpose of the Planning phase in the Systems Development Life Cycle (SDLC)?
To initiate the project and assess feasibility
In an entity relationship diagram (ERD), what does a diamond symbol with a solid line represent?
An identifying relationship
What is the purpose of the Design phase in the Systems Development Life Cycle (SDLC)?
To determine the design strategy and design system components
Test your knowledge on decomposing processes, DFD hierarchy, using ERD to show business rules, and understanding ERD symbols. Learn about how business rules are constraints followed in system operations.
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