Which design phase service component includes the development and documentation of the test case or cases used to verify that a deployed infrastructure meets operational， functional， and interface requirements？ Select exactly 1 answer（s） from the following：（）。
第1题：
● Which statement about the preliminary design stage of a software development project is true? （75） .
（75）
A．The preliminary design is an internal document used only by programmers
B．The preliminary design is the result of mapping product requirements info software and hardware functions
C．The preliminary design of the product comes from the requirement specification
D．The developers produce the preliminary design by defining the software structure in enough detail to permit coding
第2题：
A. Design 1 is a looped triangle design.
B. Design 2 is a looped triangle design.
C. Design 2 achieves quick convergence using RSTP.
D. Both designs supportstateful services at the aggregation layer.
E. Design 2 is the most widely deployed in enterprise data centers.
第3题：
Which order of steps is followed in carrying out the project?
A. Assessment－Prototype－Design－Construction.
B. Assessment－Design－Prototype－Construction.
C. Design－Assessment－Prototype－Construction.
D. Design－Prototype－Assessment－Construction.
第4题：
Which two design goals describe the Junos OS design?（）
第5题：
第6题：
A. Prepare, Plan, Create, Implement, Operate, and Improve
B. Prepare, Plan, Design, Implement, Operate, and Optimize
C. Prepare, Plan, Design, Apply, Operate, and Manage
D. Prepare, Plan, Design, Implement, Operate and Manage
第7题：
A. Troubleshooting is more complicated.
B. Service and switch modules are underutilized.
C. Layer 2 adjacency is required with the servers that use this design.
D. Layer 3 adjacency is required with the servers that use this design.
E. Load balancing will always occur across both access layer uplinks.
第8题：
A passenger plane is able to carry a fixed weight, including passengers and fuel.Which wing design would be best for such a plane?
A.Design 1
B.Design 2
C.Design 3
D.Design 4
To handle the question, you need to infer that the “best” design would be one that is most efficient in terms of its lift-to-drag ratio as well as in terms of fuel consumption. Fortunately,Tables 1 and 2 each show that design 2 is most efficient.
第9题：
Which service component in a detailed design development focuses on identification and configuration of the actual network components （routers， servers， local-area networks， and so on） to be incorporated to run and support a Cisco Unified Communications system. （）
第10题：
Which of the following statements best describes a Pre-sales Solution Assurance Review？（）