CCNA Discovery 4 - Module 2 Exam Version 4.0 Designing and Supporting Computer Networks

1. Which stage of the Cisco Lifecycle Services involves proactive management to identify and resolve issues before the organization is affected?
• Prepare Phase
• Plan Phase
• Design Phase
• Operate Phase
• Optimize Phase

2. During an evaluation of the currently installed network, the IT staff performs a gap analysis to determine whether the existing network infrastructure can support the desired new features. At which stage of the Cisco Lifecycle Services approach does this activity occur?
• Prepare Phase
• Plan Phase
• Design Phase
• Implement Phase
• Operate Phase
• Optimize Phase

3. A network engineer is analyzing the network of a potential client company to identify problems and determine whether a network upgrade or addition is needed. Which role in the sales team is this engineer assuming?
• post-sales field engineer
• pre-sales engineer
• account manager
• network designer

4. What is the purpose of preparing a business case?
• to justify the financial investment in implementing the technology change
• to provide an example of a previous job done in the RFP
• to define the technical requirements of the network
• to define timelines and critical milestones

5. When should a network baseline be performed within the stages of the Cisco Lifecycle Services?
• Prepare Phase
• Plan Phase
• Design Phase
• Implement Phase
• Operate Phase

6. What is the purpose of system-level acceptance testing?
• To develop an installation plan for the newly designed network
• to train end users and support personnel on the newly installed network
• to check that the newly installed network meets the business goals and design requirements
• to justify the financial investment required to implement the technology change

7. What provides the initial data for the Optimize Phase?
• performance monitoring
• business goals
• technical goals
• RFP

8. A corporation (client) wants a network upgrade and is putting out a request for services to various network consulting companies (contractors). A RFQ is required. Which statement is true concerning the RFQ?
• sent from the contractors to the client in response to a RFP
• sent from the client to the contractors along with the RFP to provide more specific technical details
• sent from the client to the contractors in place of a RFP when the technical specifications of a project are known
• sent from the contractors to the client outlining reasons for financial investments for the network upgrade

9. In a network management architecture, which statement best describes a management agent?
• communication protocol used between a management station and managed device
• standardized database that a device keeps about itself concerning network performance parameters
• host with the management application loaded that is used by the administrator to monitor and configure network devices
• software running on a managed device to collect network information and allow that device to be managed by a management station

10. Why is it important to prioritize business goals when developing network design?
• to ensure that the least expensive technologies are implemented first
• to simplify the configuration, administration, and monitoring of the newly installed network
• to anticipate the effects of changes and growth of the business
• to adhere to the best opportunities to contribute to the success of the business

11. Which software component is installed on network devices that are managed through SNMP?
• management agents
• management stations
• network management protocol
• Management Information Base (MIB)

12. What is a business constraint that may impact the WAN design of a company?
• company policy regarding specific operating systems on LAN devices
• current monitoring protocols implemented on end-user devices
• non-availability of end users during implementation
• company policy requiring the use of specific vendor networking equipment due to partnerships

13. What are two benefits of using a top-down approach instead of a bottom-up approach to network design? (Choose two.)
• incorporates organizational requirements
• allows for a quick response to a design request
• requires less time up front to create a network design
• clarifies design goals from the perspective of applications and network solutions
• facilitates a design by using devices and technologies that are based on previous experience

14. What is the purpose of SNMP?
• to facilitate the exchange of information between devices and the NMS
• to monitor and control managed network devices
• to report user logins to a monitoring station
• to verify traffic throughout the network and keep a log of all activity

15. A major corporation has decided to hire someone to upgrade their network infrastructure. A network consulting company wants the job. What document must the network consulting company obtain to learn about the business goals, the project scope, the requirements for the new network and the expected deliverables?
• Business Case
• Project Plan
• Request for Proposal
• Request for Comments

16. What is a purpose of establishing a network baseline?
• It provides a statistical average for network performance.
• It manages the performance of network devices.
• It creates a point of reference for future network evaluations.
• It checks the security configuration of network devices.

17. A network engineer working for a contracting company is informed of a pre-bid meeting with a potential client. What purpose does the network engineer have for attending the pre-bid meeting?
• to submit request for proposal responses
• to discuss proposed installation and monitoring plans
• to perform system-level acceptance tests on the current network
• to clarify project scope and timelines not included in the original request for proposal
• to create a business case outlining reasons for financial investment in a network upgrade

18. Which two statements are true regarding the response to an RFQ?(Choose two.)
• The response should be brief.
• it should strictly conform to the formatting requirements specified by the RFQ.
• Only the items that the contracting company will be addressing should be answered.
• The response helps the customer compare pricing with other potential contractors.
• The response is more complicated than a response to a RFP.

19. Which stage of the Cisco Lifecycle Services strategy is usually completed before an organization issues a Request For Proposal (RFP) or Request For Quotation (RFQ)?
• Prepare Phase
• Plan Phase
• Design Phase
• Implement Phase
• Operate Phase
• Optimize Phase

20. Which two items help identify business goals and priorities before a new network project starts? (Choose two.)
• installation
• motivation
• profitability
• trustworthiness
• customer satisfaction

21. During an analysis of a customer network, several possible opportunities for network improvement are identified. At which stage of the Cisco Lifecycle Services does this process occur?
• Prepare Phase
• Plan Phase
• Design Phase
• Implement Phase
• Optimize Phase
• Operate Phase

22. What are two disadvantages of using a bottom-up approach instead of a top-down approach to network design? (Choose two.)
• It can result in an inappropriate network design.
• A new design cannot be implemented right away.
• It does not take into account the business goals of the company.
• This approach is not commonly practiced and is therefore not as well known.
• It requires tedious and time-consuming meetings with the customer to develop an understanding of the organization.

23. Which two statements best describe the responsibilities of an account manager? (Choose two.)
• acts as the primary point of contact between the company and the client
• directs the sales teams and support personnel
• provides technical support to critical clients
• selects the equipment and technologies to be used for the client solution
• acts as the network design lead

24. A network engineer working for ABC company is writing a response to an RFP for a network upgrade and must create an executive summary. Which statement describes the basic components of an executive summary?
• quick overview of the problem, the recommended solution, and the justification for ABC company doing the job
• detailed description of the solution, including but not limited to, timelines, turnover schedule, warranty information, and emergency recovery information
• detailed description of costs including, the cost of software and hardware components, licensing requirements, labor cost, and other applicable fees
• multiple page document containing additional information such as detailed lists of equipment required, diagrams, company background information, and insurance coverage

25. What is the purpose of creating a prioritized list of technical requirements?
• defines the project scope
• determines the business profitability
• creates a feasibility report for analysis
• identifies existing and new user groups

CCNA Discovery 3 - Module 9 Exam Version 4.0 Introducing Routing and Switching in the Enterprise

1. Refer to the exhibit. A network administrator is doing proactive network maintenance. The administrator pings 192.168.1.100 and compares the results to the baseline data. Based on the comparison of the two pings, what is one possibility?
• There is an ACL applied, making the destination host unreachable.
• There is a malfunctioning NIC on the destination host.
• The sending host is unable to access the network.
• There are congestion problems on the network.

2. The enterprise mail server software recently went through a minor update. A network administrator notices an excessive amount of traffic between a database server and the newly updated mail server, compared to the baseline data. What is the first action the administrator should do to investigate the problem?
• Wait to see if the recent update will stabilize after a while.
• Redo the baseline data to include the minor upgrade.
• Check the log to see what software components are producing the excess traffic.
• Check for viruses and spyware on the database server.

3. Which two statements describe when a network administrator should perform a network baseline? (Choose two.)
• It should be done monthly as a minimum standard.
• It should be performed when all switch Cisco IOS versions are upgraded.
• It should be done when all network printers are upgraded to a new model.
• It should be done when the network is performing at normal activity levels.
• It should be done whenever an SLA has been signed with a new service provider.


4. Refer to the exhibit. ABC Company is using the 172.16.0.0/18 network. It is standard company practice to use the first 50 addresses for switches and servers and assign the last usable address to the router. The remaining addresses are assigned to the hosts. After assigning the addresses, the network technician tests connectivity from the host above and is not able to ping the router. What could be the problem?
• The router was assigned the broadcast address.
• The host is not in the same subnet as the switch and router.
• The router interface is in the wrong subnet.
• The host was assigned a network address.


5. Refer to the exhibit. Based on the output shown, why is VTP information unable to propagate the network?
• One of the two client mode switches must be reconfigured to Transparent mode.
• Each switch must be synchronized to the network time server.
• The VTP domain names are different.
• VTP passwords must be set.
• The configuration revision numbers are all the same.


6. Refer to the exhibit. A network administrator has implemented subnetting using the network 192.168.25.0 and a /28 mask. Workstation 1 is not able to ping with Workstation 2. What is a possible cause for this lack of communication?
• Workstation 1 and Workstation 2 are on the same subnet.
• The serial connections are using addresses from the LAN subnets.
• All hosts in the network must be in the same subnet to communicate.
• Workstation 1 is not on the same network that the RTA router LAN interface is on.


7. Refer to the exhibit. A network administrator is troubleshooting a problem. No users are able to access the 10.10.2.0/24 network, but are able to access all other networks. Assuming R3 is configured correctly and based on the output shown, what is most likely the problem?
• There is congestion on the 10.10.2.0 network.
• The EIGRP process number on R2 is incorrect.
• The Fa0/0 interface on R2 is shut down.
• The Fa0/0 interface on R2 has an incorrect IP address or subnet mask.


8. Although all networks are reachable, the network administrator notices abnormal routing behavior after configuring OSPF on each router. According to the partial output from the debug ip ospf events command, which statement is true about the contents of the routing table in RA?
• It will show network 172.16.3.0 learned from RB.
• It will show network 172.16.3.0 learned from RC.
• It will show two equal routes to network 192.168.1.4/30.
• It will show two equal routes to network 192.168.1.8/30.


9. Refer to the exhibit. Given the output generated by the debug ppp negotiation command, which statement is true?
• The line protocol of the local router is now up.
• The username ’Goleta’ is configured locally.
• The command ppp authentication pap is configured on both routers.
• The local router requested to terminate the session.


10. Refer to the exhibit. An ACL is configured to prevent access by network 192.168.1.0 to network 192.168.2.0, but it is not working properly. What problem is discovered after observing the output of the show running-config command?
• The protocol type specified in the ACL should be TCP, not IP.
• The source and destination addresses are reversed in the statement.
• The ACL is applied to the wrong interface, but the right direction.
• The ACL is applied to the wrong interface and the wrong direction.
• The permit ip any any statement allows network 192.168.1.0 access.


11. Refer to the exhibit. The network administrator correctly configures RTA to perform inter-VLAN routing. Using the show vlan command, the administrator verifies that port Fast Ethernet 0/4 is the first available port in the default VLAN on SW2. The administrator connects RTA to port 0/4 on SW2, but inter-VLAN routing does not work. What could be the possible cause of the problem with the SW2 configuration?
• Port 0/4 is not active.
• Port 0/4 must be a member of VLAN1.
• Port 0/4 is configured in access mode.
• Port 0/4 is configured as a trunk port.


12. Refer to the exhibit. The network administrator is troubleshooting the connectivity issue between RA and RB. According to the partial configuration, what is the cause of the problem?
• password mismatch for PPP authentication
• username mismatch for PPP authentication
• encapsulation method mismatch for PPP authentication
• authentication method mismatch for PPP authentication


13. Refer to the exhibit. Based on the output shown, to which IP network should the workstations in the Support department belong?
• 192.168.1.0
• 172.16.1.0
• 172.16.3.0
• 172.16.5.0


14. Refer to the exhibit. Both routers are configured using RIPv1. Both routers are sending updates about the directly connected routes. R1 can successfully ping the serial interface of R2. The routing table on R1 does not contain any dynamically learned routes from R2, and the routing table on R2 shows no dynamically learned routes from R1. What is the problem?
• Subnetting is not supported by RIPv1.
• One of the routers needs a clock rate on the serial interface.
• The serial link between the two routers is unstable.
• VLSM is not supported by RIPv1.


15. Refer to the exhibit. A lab technician connects two routers together via a serial cable using the default interface configuration values. The interfaces are up; however, the technician is unable to ping between the two devices. What is the most likely problem?
• The lab technician used the wrong cable to connect the serial ports.
• There is an IP mismatch between the serial ports.
• There is an encapsulation mismatch between the serial ports.
• No clock rate has been set on the DCE interface.


16. Refer to the exhibit. Based on the network diagram and the output shown, which statement is true?
• The command was entered on router R1.
• The command was entered on router R2.
• The command was entered on router R3.
• The command could have been entered on either R1 or R2.


17. Refer to the exhibit. Users are reporting that they cannot access the Internet. Routers R1 and R2 are configured with RIP version 2 as shown. If R2 receives a packet with a destination address on the Internet, how is the packet routed?
• The packet is routed to the ISP router and then to network 10.1.1.0/24.
• The packet is routed to the ISP router and then to the Internet
• The packet is routed to R1 and then forwarded out Fa0/0 on R1.
• The packet will not be routed because R2 does not have a valid default route.


18. Refer to the exhibit. Host 192.168.1.14 is unable to download email from 192.168.2.200. After reviewing the output of the show running-config command, what problem is discovered?
• Access to the SMTP server is denied.
• The destination host address in an ACL statement is incorrect.
• The ACL is applied to the interface in the wrong direction.
• The implicit deny any any is blocking all access to email.

19. A network at a large building failed, causing a severe disruption in business activities. The problem was eventually detected and resolved by replacing a piece of failed network equipment. Investigation led to the conclusion that a network design problem was the main cause of the disruption. Loss of a single piece of equipment should not have been able to cause such a large problem. What two terms best describe this type of design weakness? (Choose two.)
• bottleneck
• limited availability
• limited scalability
• large failure domain
• single point of failure
• limited staff capabilities


20. Refer to the exhibit. The network administrator is unable to ping from the console of router R3 to host 10.10.4.63. What is the problem?
• RIPv1 does not support VLSM.
• Router R2 does not have RIP correctly configured.
• Router R3 is missing a network statement for network 10.0.0.0.
• There is an addressing problem on the link between routers R2 and R3.

21. What is important to consider while configuring the subinterfaces of a router when implementing inter-VLAN routing?
• The subinterface numbers must match the VLAN ID number.
• The physical interface must have an IP address configured.
• The IP address of each subinterface must be the default gateway address for each VLAN subnet.
• The no shutdown command must be given on each subinterface.

22. An employee called the help desk to report a laptop that could not access a web-based application on the Internet. The help desk technician asked the employee to open a Windows command prompt and type the ipconfig /all command. Which problem-solving technique did the technician choose?
• top-down
• bottom-up
• substitution
• divide-and-conquer

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