CCDE: Cisco Certified Design Expert (Practical) — Question 142

Which methodology is the leading lifecycle approach to network design and implementation?

Answer options

• A. Waterfall model
• B. PPDIOO
• C. Spiral model
• D. V model

Correct answer: B

Explanation

The PPDIOO methodology is specifically tailored for network design and implementation, making it the correct choice. The Waterfall model, Spiral model, and V model are general software development methodologies and do not focus on the unique requirements of network lifecycle management.