27. OCR A Level (H046-H446) SLR6 – 1.2 Development methodologies

What does SDLC stand for?

• Software Development Life Cycle

• System Design and Lifecycle

• Software Design Life Course

• System Development Lifecycle

Answer explanation

SDLC stands for Software Development Life Cycle, making 'Software Development Life Cycle' the correct choice.

Which of the following is NOT a software development methodology?

• Agile

• Spiral

• Waterfall

• Circuit

Answer explanation

The correct choice is 'Circuit' because it is not a software development methodology like Agile, Spiral, and Waterfall.

What is the first stage of the software development life cycle?

• Design

• Requirements

• Implementation

• Feasibility

Answer explanation

The first stage of the software development life cycle is Feasibility, where the project's feasibility is assessed in terms of technical, economic, and operational aspects before proceeding to the next stages.

Which methodology includes producing successive prototypes?

• Waterfall

• RAD

• Spiral

• Extreme Programming

Answer explanation

RAD methodology involves producing successive prototypes to quickly develop and refine a system based on user feedback.

What is the main focus of the Spiral model?

• Risk management

• Rapid development

• User feedback

• Code quality

Answer explanation

The main focus of the Spiral model is risk management, making it the correct choice among the options provided.

Agile methodologies focus on:

• Sequential development

• Risk management

• Iterative development

• Code simplicity

Answer explanation

Agile methodologies focus on iterative development, which involves incremental improvements and feedback loops throughout the project lifecycle.

Extreme Programming emphasizes on:

• High code standards

• Sequential development

• Risk management

• User documentation

Answer explanation

Extreme Programming emphasizes high code standards to ensure quality and maintainability of the codebase.

How many main software development methodologies are mentioned?

• Three

• Six

• Four

• Five

Answer explanation

There are five main software development methodologies mentioned in the question, making 'Five' the correct choice.

What is the purpose of maintenance in the software development life cycle?

• To gather requirements

• To deploy the system

• To design the system

• To make improvements and updates

Answer explanation

Maintenance in the software development life cycle is done to make improvements and updates to the system, ensuring it remains functional and up-to-date.

Which model is considered a risk-driven software development process model?

• Agile

• Spiral

• RAD

• Waterfall

Answer explanation

The Spiral model is considered a risk-driven software development process model as it involves risk analysis and mitigation throughout the development process, making it the correct choice among the options provided.