RPL-4 Perencanaan Perangkat Lunak

Summary

This video provides an in-depth explanation of software planning and development, focusing on key aspects of the software development lifecycle. It covers the importance of planning, the creation of two essential documents—System Request and Feasibility Analysis—and how they guide project management. The script also dives into business needs, requirements, and value, providing examples like an online banking system. Additionally, the speaker addresses the technical, economic, and organizational feasibility of projects, introducing concepts like Return on Investment (ROI), Break-Even Points, and net present value calculations. This educational session is crucial for understanding the foundations of software project planning.

Takeaways

• 😀 The software development lifecycle (SDLC) involves several phases, with the planning phase being crucial for determining system requirements and feasibility analysis.
• 😀 The planning phase starts with understanding the business need and defining the software requirements that meet customer expectations and business goals.
• 😀 System request documents are essential for capturing the requirements and expectations of the customer, which are then translated into a system request document by developers.
• 😀 Business needs, business requirements, and business values are key components in defining a system request. Business needs focus on why the system is needed, while business requirements outline what features are necessary, and business value quantifies the benefits.
• 😀 Example of business needs includes improving sales, increasing market reach, or reducing defective products, while business requirements may involve offering online access to customer information or product search capabilities.
• 😀 Business value can include both tangible (measurable) and intangible (hard to quantify) benefits. For example, tangible benefits might include cost savings, while intangible benefits might involve customer satisfaction.
• 😀 Feasibility analysis, or visibility analysis, is the second key component of the planning phase, which evaluates technical, economic, and organizational feasibility of the project.
• 😀 Technical feasibility asks whether the system can be built with existing technology and skills, while economic feasibility assesses whether the project is financially viable, and organizational feasibility evaluates if the system aligns with the organization's goals.
• 😀 When calculating economic feasibility, concepts like Return on Investment (ROI), Break-even Point (BEP), and Net Present Value (NPV) are used to determine the financial impact and viability of the project.
• 😀 ROI and BEP are financial metrics that help in understanding the profitability of a project, with ROI indicating potential returns and BEP showing when the project will recover its initial investment.
• 😀 It is important to calculate the Present Value (PV) of future costs and benefits to understand the value of money over time, especially due to factors like inflation and interest rates.

Q & A

What is the purpose of the software development life cycle (SDLC)?

The purpose of the SDLC is to provide a structured approach to software development, ensuring that all phases of development, from planning to deployment, are well-managed and systematically executed. It helps track the progress of a project and ensures that the final product meets the requirements and is delivered on time.

What is the first stage in the SDLC mentioned in the script, and what does it focus on?

The first stage mentioned is the planning phase, which focuses on understanding why the system is being developed, identifying business needs, and defining the requirements and features that the customer desires. This phase includes documenting the system request and conducting a visibility analysis.

What are the two important components in the planning phase of software development?

The two important components in the planning phase are the system request and the visibility analysis. The system request is derived from discussions between the project manager and the customer, while the visibility analysis assesses the feasibility of the project.

What is a system request, and why is it crucial in the planning phase?

A system request is a document that outlines the customer’s needs and the business requirements for the software. It is crucial because it helps define the scope of the project and ensures that the development aligns with the customer’s expectations and business objectives.

What are the key elements included in a system request document?

The key elements in a system request document include business needs, business requirements, and business value. These elements help clarify the motivations behind the project and how the system will contribute to the organization’s goals.

What is the purpose of a visibility analysis, and what aspects of a project does it evaluate?

The purpose of a visibility analysis is to assess the feasibility of the project, evaluating technical feasibility (whether the system can be built), economic feasibility (whether it is financially viable), and organizational feasibility (whether the project aligns with the organization's goals and resources).

How does the script differentiate between business need, business requirement, and business value?

A business need refers to the reason why a business undertakes a project (e.g., improving customer service or increasing sales). A business requirement is a specific condition or feature that must be met for the project to succeed. Business value refers to the tangible and intangible benefits that the project will bring to the business, often including financial returns or increased customer satisfaction.

What are the three types of feasibility analyzed in a visibility analysis?

The three types of feasibility are technical feasibility (can the system be built with current technology?), economic feasibility (is the project financially viable?), and organizational feasibility (does the project align with the organization’s objectives?).

What is the significance of the break-even point in the visibility analysis?

The break-even point is the point at which the project's benefits outweigh its costs. It helps determine how long it will take for the project to start generating positive returns and is a key metric in assessing the financial viability of a project.

How does the concept of 'Net Present Value' (NPV) help assess the economic feasibility of a project?

Net Present Value (NPV) helps assess the economic feasibility by calculating the difference between the present value of benefits and the present value of costs. A positive NPV indicates that the project will generate more value than it costs, making it financially viable.