Which of the following best describes the Waterfall model?

• Linear sequential approach

• Iterative development

• Overlapping phases

• Requires feedback loops

In the Waterfall model, when can the next phase begin?

• After the previous phase is completed

• After the planning phase only

• Anytime during the project

• Simultaneously with the current phase

Which of the following is a disadvantage of the Waterfall model?

• Rigid structure

• Difficult to accommodate changes

• Easy to manage

• Well-suited for small projects

Which of these is not a phase in the Waterfall model?

• Implementation

• Testing

• Deployment

• Rapid prototyping

Which scenario is best suited for the Waterfall model?

• Projects with well-defined requirements

• Projects with uncertain requirements

• AI-based research projects

• Agile teams

What is the final phase in the Waterfall model?

• Testing

• Maintenance

• Implementation

• Planning

Which of the following occurs immediately after the analysis phase in Waterfall?

• Design

• Testing

• Maintenance

• Planning

Which of these challenges is common in Waterfall projects?

• High flexibility

• Late discovery of defects

• Low documentation

• Frequent customer feedback

In Waterfall, what happens if a major requirement changes mid-project?

• Minimal impact

• Major rework

• No effect

• Requirements are updated immediately

Which statement about Waterfall is true?

• Each phase depends on the deliverables of the previous

• It is highly adaptable to changes

• Testing happens throughout

• It avoids documentation