- What is the main disadvantage of using the RAD model? Explanation: The customer may come up with an unrealistic product vision that causes a team to over- or under-engineer features. In addition, specialized and skilled developers are not readily available.
What are the main disadvantages of the waterfall model in SDLC?
Disadvantages of the waterfall model Large risks and uncertainties. Not a good model for complex, object-oriented projects. Bad model for long and ongoing projects. Not suitable for projects where requirements have a medium to high risk of change.
What are the disadvantages of the spiral model?
Disadvantages of the spiral model: Too dependent on risk analysis and requires very specific expertise. … The spiral can go on indefinitely. The end of the project may not be known early. It is not suitable for low-risk projects.
Under what circumstances can the RAD model not be used?
This required highly skilled designers. Not all applications are compatible with RAD. For small projects we cannot use the RAD model. It is not suitable for the high technical risk.
Which of the following models has a major disadvantage related to the coding phase of a software lifecycle model?
Tools that support the different phases of the software development lifecycle are referred to as ______. a. b. vs. … online test.
| 33. | Which of the following patterns has a major disadvantage related to the coding phase of a software life cycle model? |
|---|---|
| b. | Waterfall Model |
| c. | Wheel Model |
Is the waterfall model expensive?
The waterfall methodology can be more expensive. Making significant changes after everything is created requires costly rework. Because of this, the design should be carefully drafted and every detail should be considered before going too far.
Are SDLC and Cascade the same?
Agile and Waterfall are two Software Development Lifecycle (SDLC) methodologies that are widely used in the IT industry. The Waterfall framework was developed to enable a structured and deliberate process to develop high-quality information systems within the project.
What are the pros and cons of the spiral model?
Advantages and Disadvantages of Spiral Model
| Advantages | Disadvantages |
|---|---|
| Cost estimation becomes easy after prototyping is in complete in small pieces | Spiral development only works best for large projects and also requires expertise in risk assessment |
Why is the spiral model more realistic?
A spiral model is a realistic approach to large-scale software product development, as the software evolves throughout the process. In addition, both developers and customers can better understand and respond to risks at every stage of development.
Where is the wheel model used?
RAD Model Application RAD should only be used when a system can be modularized for phased deployment. It should be used when there is a large availability of designers for modeling. It should only be used if the budget allows the use of automated code generation tools.
When is RAD not preferable?
Disadvantages of the RAD model: Depends on team strength and individual performance to identify business needs. Only a modularizable system can be created with RAD. Requires highly skilled developers/designers. Heavy reliance on modeling skills.
How many phases are there in Scrum?
Phases of the agile Scrum methodology Scrum models consist of 5 steps, which are also referred to as phases in Scrum. 23
Which tool is used for the structured design?
Discussion forum
| Que. | What tool is used for structured design? |
|---|---|
| b. | Organization Chart |
| c. | Data flow diagram |
| d. | Module |
| Response: Flowchart |