CCDA FAQ: Network Design Methodology
Q1. Which are the three Cisco network architectures for the enterprise?
a. Hierarchical
b. Borderless
c. Integrated
d. Data center/virtualization
e. OSI model
f. Collaboration
Q2. Which technology forces affect decisions for the enterprise network?
a. Removal of borders
b. Virtualization
c. Growth of applications
d. 10GigEthernet
e. Regulation
f. ROI
g. Competitiveness
Q3. Network resiliency and control occurs in which layer of the borderless network architecture?
a. Policy and Control
b. Borderless Network Services
c. Borderless User Services
d. Connection Management
Q4. Presence occurs in which collaboration architecture layer?
a. Communication and Collaboration
b. Collaboration Services
c. Infrastructure
d. Media Services
Q5. Which of the following is the correct order of the six phases of PPDIOO?
a. Prepare, Plan, Design, Implement, Operate, Optimize
b. Plan, Prepare, Design, Implement, Operate, Optimize
c. Prepare, Plan, Design, Implement, Optimize, Operate
d. Plan, Prepare, Design, Implement, Optimize, Operate
Q6. The PPDIOO design methodology includes which steps? (Select all that apply.)
a. Identify customer requirements.
b. Design the network topology.
c. Characterize the network.
d. Optimize the network.
e. Operate the network.
f. Implement the network.
g. Prepare and plan.
Q7. What are the three primary sources of information in a network audit?
a. CIO, network manager, network engineer
b. Network manager, management software, CDP
c. Network discovery, CDP, SNMP
d. Existing documentation, management software, new management tools
Q8. Which design solution states that a design must start from the application layer and finish in the physical layer?
a. OSI model
b. PPDIOO
c. Hierarchical architecture
d. Top-down
Q9. Budget and personnel limitations are examples of what?
a. Organization requirements
b. Organization constraints
c. Technical goals
d. Technical constraints
Q10. Improving network response time and reliability are examples of what?
a. Organization requirements
b. Organization constraints
c. Technical goals
d. Technical constraints
Q11. List the PPDIOO phases in order.
Q12. Which business forces affect decisions for the enterprise network?
a. Removal of borders
b. Virtualization
c. Growth of applications
d. 10GigEthernet
e. Regulation
f. ROI
g. Competitiveness
Q13. Which design methodology step is important for identifying organizational goals?
a. Identify customer requirements
b. Characterize the existing network
c. Design the network topology and solution
d. Examine the architecture
e. Validate the design
f. Obtain the ROI
Q14. What needs to be obtained prior to designing the network?
a. Expected ROI
b. Organizational and technical goals
c. Technical constraints
d. Bill of materials
e. Existing and new network applications
Q15. Match each PPDIOO phase with its description.
i. Implement
ii. Optimize
iii. Design
iv. Prepare
v. Operate
vi. Plan
a. Establish requirements
b. Gap analysis
c. Provides high-availability design
d. Installation and configuration
e. Day to day
f. Proactive management
Q16. Which borderless architecture provides mobility?
a. Policy
b. Network services
c. User services
d. Connection management
e. Control services
Q17. Which are the three steps in PPDIOO design methodology?
a. Reviewing the project cost
b. Designing the network topology and solution
c. Characterizing the network
d. Identifying customer requirements.
e. Validating the design
Q18. Match each infrastructure service with its description.
i. Identity
ii. Mobility
iii. Storage
iv. Compute
v. Security
vi. Voice/collaboration
a. Access from a remote location
b. Improved computational resources
c. Unified messaging
d. AAA, NAC
e. Storage of critical data
f. Secure communications
Q19. A company location is used to test a new VoIP solution. What is this type of test called?
a. Prototype
b. Pilot
c. Implementation
d. New
Q20. An isolated network is created to test a new design. What is this type of test called?
a. Prototype
b. Pilot
c. Implementation
d. New
Q21. NBAR, NetFlow, and EtherPeek are examples of what?
a. Network audit tools
b. Network analysis tools
c. SNMP tools
d. Trending tools
Q22. Monitoring commands, CiscoWorks, and WhatsUP are examples of what?
a. Network audit tools
b. Network analysis tools
c. SNMP tools
d. Trending tools
Q23. Which of the following are technical constraints? (Select all that apply.)
a. Existing wiring
b. Existing network circuit bandwidth
c. Improving the LAN’s scalability
d. Adding redundancy
Q24. Which of the following are technical goals? (Select all that apply.)
a. Existing wiring
b. Existing network circuit bandwidth
c. Improving the LAN’s scalability
d. Adding redundancy
Q25. Which of the following are organizational goals? (Select all that apply.)
a. Improving customer support
b. Budget has been established
c. Increasing competitiveness
d. Completion in three months
e. Reducing operational costs
f. Network personnel are busy
Q26. Which of the following are organizational constraints? (Select all that apply.)
a. Improving customer support
b. Budget has been established
c. Increasing competitiveness
d. Completion in three months
e. Reducing operational costs
f. Network personnel are busy
Q27. What components are included in the design document? (Select four.)
a. IP addressing scheme
b. Implementation plan
c. List of Layer 2 devices
d. Design requirements
e. Selected routing protocols
f. List of Layer 1 devices
Q28. Match each design document section with its description.
i. Introduction
ii. Design requirements
iii. Existing Network Infrastructure
iv. Design
v. Proof of Concept
vi. Implementation Plan
vii. Appendix
a. Detailed steps
b. Current diagram and configuration
c. Organizational requirements
d. Goals
e. Pilot
f. New logical topology
g. Supporting information
Q29. The network health analysis is based on what information?
a. The number of users accessing the Internet
b. The statements made by the CIO
c. Statistics from the existing network
d. The IP addressing scheme
Q30. While performing a network audit, you encounter a Frame Relay WAN segment running at a sustained rate of 75 percent from 9 a.m. to 5 p.m. What do you recommend?
a. Nothing. The daily 24-hour average rate is still 45 percent.
b. Change from Frame Relay to MPLS.
c. Increase the provisioned WAN bandwidth.
d. Deny VoIP calls from 9 a.m. to 5 a.m.
Q31. What information is included in the network audit report? (Select all that apply.)
a. Network device list
b. IOS versions
c. Router models
d. Interface speeds
e. WAN utilization
Q32. Which three tasks are part of characterizing the existing network?
a. Speaking with the CIO
b. Using traffic analysis
c. Automated auditing of the network using tools
d. Collect information
e. Obtaining organizational chart
f. Defining organizational goals
Q33. Which command provides the average CPU of a Cisco router?
a. show cpu
b. show processes cpu
c. show processes memory
d. show cpu utilization
e. show cpu average
Q34. Which parameters can be obtained by the use of a traffic analyzer?
a. Application importance
b. QoS requirements
c. Devices using a specific protocol
d. IP addresses of devices and TCP/UDP port number
e. Average bit rate and packet rate
Q35. Which commands provide information about individual applications, protocols, or flows? (Choose three.)
a. show process cpu
b. show ip interface
c. show ip cache flow
d. show ip nbar protocol-discovery
e. show process memory
f. show interface application
Q36. What is used to create the documentation of the existing network?
a. Router show commands
b. Network audit, documentation, and traffic analysis tools
c. Audit tools
d. Existing documentation and input from organization
Q37. What is the sequence for the stages of top-down design?
Answer:
- Identify customer requirements.
- Define upper OSI layers.
- Gather additional information.
- Choose underlying technology.
38. Which are potential scopes for a network design project? (Choose three.)
a. Network layer redundancy
b. Campus upgrade
c. Data link layer redundancy
d. Network redesign
e. WAN upgrade
f. Application upgrade
Q39. A credit card company network is being designed. Secure transactions are emphasized throughout the initial requirements. Redundant links are required to reduce network outages. What is the order of importance of the following design issues?
a. IP addressing design
b. Physical topology design
c. Network modules
d. Security design
Q40. Which types of tools are used during the network design process?
a. Network management tools
b. Network trending tools
c. Network modeling tools
d. Network simulation and testing tools
e. Network implementation tools
Q41. Which four items should be present in the implementation plan?
a. Implementation description
b. Estimated time to implement
c. Reference to design document
d. Rollback procedure
e. Estimated cost of implementation
f. Application profiles
Q42. A new design uses IPsec for the WAN. Which approach should be used to verify the design?
a. Live network
b. Pilot network
c. Prototype network
d. Cable network
e. Internet network
Q43. Which three is included in the design document?
a. Design details
b. Design requirements
c. Current cable runs
d. List of Layer 2 devices
e. Implementation plan
Q44. What types of questions would you ask to determine a client’s application requirements?
What applications are being used on the network?
- How many users are there per application?
- What new applications are being introduced?
- What are the traffic flows of these applications?
- At what time of the day are these applications used?
Q45. What are samples of business constraints on design?
Q46. What is the first step in network design?
Q47. In the framework of small to medium-sized network design, what should be done if there are protocol-related problems on the network?
Q48. What information is gathered in the logical assessment of the existing network?
Answer:
- Protocols used on the network
- IP addressing scheme
- IPX addressing
- Access lists and broadcast filters
Q49. What are the three layers of hierarchical network design?
Q50. If there are problems involving media contention on networks using repeaters, what should be done to resolve it?
Q51. What are the five areas of network management?
Answer:
- Fault management
- Configuration management
- Accounting management
- Performance management
- Security management
Q52. If you customer has a small network, what type of demonstration should be used?
Q53. If higher bandwidth is required on the network, what technologies are suggested for small to medium-sized networks?
Q54. During which assessment do you find out what type of IP addressing scheme is used on the network?
Q55. What would help solve a network with a high amount of broadcasts?
Q56. What are the four sections of the design document, and what goes into each section?
Answer: The Executive Summary contains the purpose of the project, strategic recommendations, implementation considerations, and the benefits of the solution.
The Design Requirements section contains information about the existing network, including topology, applications, and protocols. Also included are the new requirements for performance, security, capacity, and scalability to support new applications.
The Design Solution section contains the new proposed network topology, network addressing scheme, routing and bridging protocols, network management, and the hardware and media recommended for the LAN and WAN.
The Summary documents how your solution meets the customer’s requirements.
Q57. In network management, what does FCAPS stand for?
Q58. You would do a prototype for what type of networks?
Q59. Which section of the design document contains topology diagrams of the existing network?
Q60. Briefly describe Frame Relay.
Q61. Give three examples of bridged protocols.
Q62. What does SAP stands for? What is it used for?
Q63. List the nine steps for network design.
Answer:
- Gather information to support the business and technical requirements.
- Assess the current network.
- Consider the applications involved.
- Design the local-area networks.
- Design the wide-area network.
- Design for specific network protocols.
- Create the design document and select Cisco network management applications.
- Test the design.
Q64. If higher bandwidth is required on the network, what technologies are suggested for small to medium-sized networks?
Q65. How often is the Novell SAP table broadcasted onto the network?
Q66. What are examples of business constraints?
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