Systems Development Life Cycle (SDLC) Quiz

Play an AI-generated podcast conversation about this lesson

What do ERD symbols in a system model represent?

Technology used in the system

Existence of entity instances

Business rules that must be followed (correct)

System implementation details

In an ERD, when can one instance of an entity be related to many instances of another entity?

When one entity can create multiple instances of the other (correct)

When each entity must exist for the other to exist

When each entity has the same components

When the existence of an entity instance is optional for another entity instance

What does the Physical Process Model explain about a system?

Specific technology used in the system

Human interactions with the system

Constraints and rules of the system

Implementation details and system operation (correct)

How should processes be decomposed in a system model?

Until each process is primitive and single-purpose Signup and view all the answers

In an ERD, when is the existence of an entity instance optional for a related entity instance?

When a customer may not be included in any orders Signup and view all the answers

What do business rules represent in a system model?

Constraints followed during system operation Signup and view all the answers

What do ERD symbols show about entities in a system model?

Optional existence of entity instances Signup and view all the answers

Why is it important to decompose processes in a system model?

To have single-purpose, primitive processes Signup and view all the answers

Which of the following is NOT a component of the Physical Process Model?

The logical data flow diagram (DFD) Signup and view all the answers

In an ERD, what do the symbols represent regarding business rules?

Constraints that must be followed when the system is operational Signup and view all the answers

What does the process of decomposition involve in system modeling?

Breaking down processes into smaller, single-purpose processes Signup and view all the answers

In an ERD, what can the symbols show about the relationship between entity instances?

Whether one entity instance must exist for another to exist Signup and view all the answers

What is the purpose of the Physical Process Model in system modeling?

To explain the implementation details and how the system will work Signup and view all the answers

In an ERD, what can the symbols represent regarding the cardinality of entity relationships?

Whether one entity instance can be related to one or many instances of another entity Signup and view all the answers

Which of the following is a characteristic of the Physical Process Model?

It follows the same rules pertaining to balance and decomposition as the logical DFD Signup and view all the answers

In an ERD, what can the symbols show about the optionality of entity relationships?

Whether the existence of an entity instance is optional for a related entity instance Signup and view all the answers

Which of the following is NOT a component of the Physical Process Model?

The logical data flow diagram (DFD) Signup and view all the answers

What is the purpose of decomposing processes in system modeling?

To break down processes into smaller, single-purpose processes Signup and view all the answers

Systems Development Life Cycle (SDLC) Quiz

Podcast Beta

Questions and Answers

What do ERD symbols in a system model represent?

In an ERD, when can one instance of an entity be related to many instances of another entity?

What does the Physical Process Model explain about a system?

How should processes be decomposed in a system model?

In an ERD, when is the existence of an entity instance optional for a related entity instance?

What do business rules represent in a system model?

What do ERD symbols show about entities in a system model?

Why is it important to decompose processes in a system model?

Which of the following is NOT a component of the Physical Process Model?

In an ERD, what do the symbols represent regarding business rules?

What does the process of decomposition involve in system modeling?

In an ERD, what can the symbols show about the relationship between entity instances?

What is the purpose of the Physical Process Model in system modeling?

In an ERD, what can the symbols represent regarding the cardinality of entity relationships?

Which of the following is a characteristic of the Physical Process Model?

In an ERD, what can the symbols show about the optionality of entity relationships?

Which of the following is NOT a component of the Physical Process Model?

What is the purpose of decomposing processes in system modeling?

More Quizzes Like This

Master the Systems Development Life Cycle (SDLC) in this Quiz

SDLC Quiz: Systems Development Life Cycle Walkthrough

Software Systems Development Life Cycle (SDLC) Quiz

Systems Development Life Cycle (SDLC) - Information System Development...

Upgrade to continue