多项选择题
A. facilitates customer deployments that are less reliable
B. facilitates customer deployments that are more predictable
C. separates products and technologies into individual portfolios
D. incorporates products and technologies into a broad portfolio
E. strives to protect access to design documentation
单项选择题 What is the final step that should take place when characterizing an existing network? （）
多项选择题 What are two characteristics of the relationship between the Cisco PIN architecture and Cisco Validated Designs? （）(Choose two.)
单项选择题 What is a characteristic of the Cisco Validated Design architectural selling approach?（）