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SB&W: Exam CH 1 & 2

Anthony Schulmeister 40 preguntas Actualizado el 17 ene 2017

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Preguntas del test (40)

1Which statement describes a characteristic of Cisco Meraki switches?
1. AThey are cloud-managed access switches that enable virtual stacking of switches.
2. BThey are service provider switches that aggregate traffic at the edge of the network.
3. CThey promote infrastructure scalability, operational continuity, and transport flexibility.
4. DThey are campus LAN switches that perform the same functions as Cisco 2960 switches.
2Which design feature will limit the size of a failure domain in an enterprise network?
1. Athe use of the building switch block approach
2. Bthe use of a collapsed core design
3. Cthe installation of redundant power supplies
4. Dthe purchase of enterprise equipment that is designed for large traffic volume
3Immediately after a router completes its boot sequence, the network administrator wants to check the routers configuration. From privileged EXEC mode, which of the following commands can the administrator use for this purpose? (Choose two.)
1. Ashow startup-config
2. Bshow running-config
3. Cshow NVRAM
4. Dshow flash
5. Eshow version
4What is the function of PoE pass-through?
1. Aallows switches, phones, and wireless access points to receive power over existing Ethernet cables from an upstream switch
2. Ballows a multilayer switch to forward IP packets at a rate close to that of Layer 2 switching by bypassing the CPU
3. Callows a switch to disable redundant Layer 2 paths in the topology to prevent Layer 2 loops
4. Dallows multiple physical switch ports to be aggregated together and act as a single logical link to increase bandwidth on trunk links
5A network administrator is planning redundant devices and cabling in a switched network to support high availability. Which benefit will implementing the Spanning Tree Protocol provide to this design?
1. ARedundant paths can be available without causing logical Layer 2 loops.
2. BMultiple physical interfaces can be combined into a single EtherChannel interface.
3. CFaster convergence is available for advanced routing protocols.
4. DNetwork access can be expanded to support both wired and wireless devices.
6What are two ways to access a Cisco switch for out-of-band management? (Choose two.)
1. Aa connection that uses the AUX port
2. Ba connection that uses Telnet
3. Ca connection that uses SSH
4. Da connection that uses the console port
5. Ea connection that uses HTTP
7What are two functions of a router? (Choose two.)
1. AIt determines the best path to send packets.
2. BIt connects multiple IP networks.
3. CIt manages the VLAN database.
4. DIt controls the flow of data via the use of Layer 2 addresses
5. EIt increases the size of the broadcast domain.
8In which situation would a network administrator install a Cisco Nexus Series or Cisco Catalyst 6500 Series switch to promote infrastructure scalability?
1. Ato enable virtual stacking of switches to provide cloud-managed access
2. Bon a service provider network to promote integrated security, and simplified management
3. Con a campus LAN network as access layer switches
4. Don a data center network to provide expansion and transport flexibility
9What are two benefits of extending access layer connectivity to users through a wireless medium? (Choose two.)
1. Adecreased number of critical points of failure
2. Bincreased bandwidth availability
3. Cincreased flexibility
4. Dincreased network management options
5. Ereduced costs
10What network design would contain the scope of disruptions on a network should a failure occur?
1. Athe installation of only enterprise class equipment throughout the network
2. Bthe configuration of all access layer devices to share a single gateway
3. Cthe deployment of distribution layer switches in pairs and the division of access layer switch connections between them
4. Dthe reduction in the number of redundant devices and connections in the network core

11Which two requirements must always be met to use in-band management to configure a network device? (Choose two.)
1. Aa direct connection to the auxiliary port
2. Ba direct connection to the console port
3. CTelnet, SSH, or HTTP access to the device
4. Da terminal emulation client
5. Eat least one network interface that is connected and operational
12What term is used to express the thickness or height of a switch?
1. Amodule size
2. Bdomain size
3. Cport density
4. Drack unit
13In the Cisco Enterprise Architecture, which two functional parts of the network are combined to form a collapsed core design? (Choose two.)
1. Aenterprise edge
2. Bprovider edge
3. Caccess layer
4. Dcore layer
5. Edistribution layer
14How can an enterprise network be designed to optimize bandwidth?
1. Aby deploying a collapsed core model
2. Bby organizing the network to control traffic patterns
3. Cby limiting the size of failure domains
4. Dby installing devices with failover capabilities
15Which statement describes a characteristic of Cisco Catalyst 2960 switches?
1. AThey are modular switches.
2. BNew Cisco Catalyst 2960-C switches support PoE pass-through.
3. CThey do not support an active switched virtual interface (SVI) with IOS versions prior to 15.x.
4. DThey are best used as distribution layer switches.
16A network engineer is reviewing a network design that uses a fixed configuration enterprise router that supports both LAN and WAN connections. However, the engineer realizes that the router does not have enough interfaces to support growth and network expansion. Which type of device should be used as a replacement?
1. Aa PoE device
2. Banother fixed configuration router
3. Ca layer 3 switch
4. Da modular router
17What is the function of ASICs in a multilayer switch?
1. AThey provide power to devices such as IP phones and wireless access points through Ethernet ports.
2. BThey aggregate multiple physical switch ports into a single logical port.
3. CThey prevent Layer 2 loops by disabling redundant links between switches.
4. DThey streamline forwarding of IP packets in a multilayer switch by bypassing the CPU.
18Refer to the exhibit. Which devices exist in the failure domain when switch S3 loses power?
1. APC_3 and PC_2
2. BAP_2 and AP_1
3. CS4 and PC_2
4. DPC_3 and AP_2
5. ES1 and S4
19Which two features of enterprise class equipment assists an enterprise network in maintaining 99.999 percent up-time? (Choose two.)
1. Acollapsed core
2. Bfailover capabilities
3. Credundant power supplies
4. Dfailure domains
5. Eservices module
20As the network administrator you have been asked to implement EtherChannel on the corporate network. What does this configuration consist of?
1. Aproviding redundant links that dynamically block or forward traffic
2. Bproviding redundant devices to allow traffic to flow in the event of device failure
3. Cgrouping two devices to share a virtual IP address
4. Dgrouping multiple physical ports to increase bandwidth between two switches
21Fill in the blank. Use a number.
The default hello timer value for STP BPDU frames is [blank_start]2[blank_end] seconds.
1. A2
22Which two network design features require Spanning Tree Protocol (STP) to ensure correct network operation? (Choose two.)
1. Astatic default routes
2. Bremoving single points of failure with multiple Layer 2 switches
3. Clink-state dynamic routing that provides redundant routes
4. Dredundant links between Layer 2 switches
5. Eimplementing VLANs to contain broadcasts
23Which nonproprietary protocol provides router redundancy for a group of routers which support IPv4 LANs?
1. ASLB
2. BVRRPv2
3. CHSRP
4. DGLBP
24Refer to the exhibit. Which protocol information is being displayed in the output?
1. AFHRP
2. BVHRP
3. CHSRP
4. DGLBP
25In which two port states does a switch learn MAC addresses and process BPDUs in a PVST network? (Choose two.)
1. Adisabled
2. Blistening
3. Clearning
4. Dforwarding
5. Eblocking
26Refer to the exhibit. Which trunk link will not forward any traffic after the root bridge election process is complete?
1. ATrunk1
2. BTrunk2
3. CTrunk3
4. DTrunk4
27Which three components are combined to form a bridge ID?
1. Acost
2. Bport ID
3. CIP address
4. Dextended system ID
5. Ebridge priority
6. FMAC address
28Which STP port role is adopted by a switch port if there is no other port with a lower cost to the root bridge?
1. Aalternate
2. Bdisabled port
3. Cdesignated port
4. Droot port
29Which two concepts relate to a switch port that is intended to have only end devices attached and intended never to be used to connect to another switch? (Choose two.)
1. Aextended system ID
2. Bedge port
3. CPortFast
4. Dbridge ID
5. EPVST+
30What is an advantage of PVST+?
1. APVST+ optimizes performance on the network through autoselection of the root bridge.
2. BPVST+ optimizes performance on the network through load sharing.
3. CPVST+ requires fewer CPU cycles for all the switches in the network.
4. DPVST+ reduces bandwidth consumption compared to traditional implementations of STP that use CST.
31To obtain an overview of the spanning tree status of a switched network, a network engineer issues the show spanning-tree command on a switch. Which two items of information will this command display? (Choose two.)
1. AThe status of native VLAN ports.
2. BThe root bridge BID.
3. CThe number of broadcasts received on each root port
4. DThe IP address of the management VLAN interface.
5. EThe role of the ports in all VLANs.
32Fill in the blank. Do not abbreviate.
To enable Rapid PVST+ on a Cisco switch, the spanning-tree mode [blank_start]rapid-pvst[blank_end] global configuration mode command is required
1. Arapid-pvst
33Which is the default STP operation mode on Cisco Catalyst switches?
1. AMST
2. BRapid PVST+
3. CPVST+
4. DRSTP
5. EMSTP
34What additional information is contained in the 12-bit extended system ID of a BPDU?
1. Aport ID
2. BVLAN ID
3. CMAC address
4. DIP address
35What value determines the root bridge when all switches connected by trunk links have default STP configurations?
1. Aextended system ID
2. BMAC address
3. Cbridge priority
4. DVLAN ID
36Refer to the exhibit. A network engineer is troubleshooting host connectivity on a LAN that uses a first hop redundancy protocol. Which IPv4 gateway address should be configured on the host?
1. A192.168.2.0
2. B192.168.2.1
3. C192.168.2.2
4. D192.168.2.100
37What could be the effect of duplicate unicast frames arriving at a destination device due to multiple active alternative physical paths?
1. AThe number of broadcast domains increases
2. BApplication protocols malfunction
3. CFrame collisions increase
4. DThe number of collision domains increases
38Which STP priority configuration would ensure that a switch would always be the root switch?
1. Aspanning-tree vlan 10 root primary
2. Bspanning-tree vlan 10 priority 61440
3. Cspanning-tree vlan 10 priority 4096
4. Dspanning-tree vlan 10 priority 0
39Which Cisco switch feature ensures that configured switch edge ports do not cause Layer 2 loops if a port is mistakenly connected to another switch?
1. APortFast
2. BBPDU guard
3. Cextended system ID
4. DPVST+
40Fill in the blank.
In FHRP operation, two or more routers are represented as a single [blank_start]virtual[blank_end] router.
1. Avirtual

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Descripción: SB&W: CH 1&2 Exam
Autor: Anthony Schulmeister
Idioma: English
Visitas: 103
Historial: Creado el 28 ene 2016 · actualizado el 17 ene 2017
Etiquetas: sb&w: ch 1&2 exam ch 1&2 exam switching basics and wireless switching basics and wireless exams ccna
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SB&W: Exam CH 1 & 2

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