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SB&W: Exam CH 3 & 4
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Questions in this quiz (39)
1When a range of ports is being configured for EtherChannel by the use of PAgP, which mode will form the bundled channel only if the port receives PAgP packets from another device?
- Adesirable
- Bauto
- Cpassive
- Dactive
2Refer to the exhibit. A network administrator issued the show etherchannel summary command on the switch S1. What conclusion can be drawn?
- AThe EtherChannel is suspended.
- BThe EtherChannel is not functional.
- CFastEthernet ports Fa0/1, Fa0/2, and Fa0/3 do not join the EtherChannel.
- DThe port aggregation protocol PAgP is misconfigured.
3Which command will initiate EtherChannel interface configuration mode?
- Achannel-group group-identifier
- Binterface interface-identifier
- Cinterface range interface-identifier
- Dinterface port-channel interface-identifier
4Which statement describes a characteristic of EtherChannel?
- AIt can combine up to a maximum of 4 physical links.
- BIt consists of multiple parallel links between a switch and a router.
- CIt is made by combining multiple physical links that are seen as one link between two switches.
- DIt can bundle mixed types of 100 Mb/s and 1Gb/s Ethernet links.
5The trunk link between two 2960 switches has reached its capacity. How can this be addressed in the most economical way?
- ADecrease the size of the inter-switch collision domain by configuring additional VLANs.
- BCombine physical ports into a high-speed logical link by configuring EtherChannel.
- CIncrease the speed of the ports.
- DCreate additional broadcast domains by inserting a router between the switches.
6Which three settings must match in order for switch ports to form an EtherChannel? (Choose three.)
- AThe switch port numbers that will be combined to form the EtherChannel must match.
- BPort security settings on the connected physical interfaces must be configured to the same violation mode.
- CThe interfaces must be configured to the same speed.
- DNon-trunk ports must belong to the same VLAN.
- EThe duplex settings of the switch ports on both sides of the physical link must match.
- FThe SNMP community strings must be configured the same.
7Which two protocols are link aggregation protocols? (Choose two.)
- A802.3ad
- BRSTP
- CSTP
- DPAgP
- EEtherChannel
8What is a best practice to use before beginning an EtherChannel implementation?
- AAssign affected interfaces to VLAN 1.
- BEnable each of the affected interfaces.
- CAssign affected interfaces to the management VLAN
- DAssign affected interfaces to an unused VLAN.
- EShut down each of the affected interfaces
9Refer to the exhibit. A network administrator has decided that an EtherChannel between ports 0/1 and 0/2 on switches S1 and S2 would help performance. After making the configuration, the administrator notices no performance gain. Based on the output that is shown, what two assumptions can the network administrator make? (Choose two.)
- ASwitch S2 did not use a compatible EtherChannel mode
- BThe EtherChannel bundle is not working.
- CLACP and PAgP were both used to form the EtherChannel
- DOne of the ports on S2 was not configured correctly
- ESwitch S2 must be configured so that the maximum number of port channels is increased.
- FThe EtherChannel bundle is working.
10Refer to the exhibit. Which switching technology would allow each access layer switch link to be aggregated to provide more bandwidth between each Layer 2 switch and the Layer 3 switch?
- AEtherChannel
- Btrunking
- CHSRP
- DPortFast
11Refer to the exhibit. The administrator tried to create an EtherChannel between S1 and the other two switches via the commands that are shown, but was unsuccessful. What is the problem?
- ATraffic can only be sent to two different switches if EtherChannel is implemented on Gigabit Ethernet interfaces.
- BTraffic cannot be sent to two different switches through the same EtherChannel link.
- CTraffic can only be sent to two different switches if EtherChannel is implemented on Layer 3 switches.
- DTraffic cannot be sent to two different switches, but only to two different devices like an EtherChannel-enabled server and a switch.
12A network administrator is configuring an EtherChannel link between switches SW1 and SW2 by using the command SW1(config-if-range)# channel-group 1 mode passive. Which command must be used on SW2 to enable this EtherChannel?
- ASW2(config-if-range)# channel-group 1 mode active
- BSW2(config-if-range)# channel-group 1 mode passive
- CSW2(config-if-range)# channel-group 1 mode desirable
- DSW2(config-if-range)# channel-group 1 mode auto
13An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?
- AS1-passive and S2-passive
- BS1-passive and S2-active
- CS1-on and S2-active
- DS1-on and S2-passive
14Which two load balancing methods can be implemented with EtherChannel technology? (Choose two.)
- Adestination IP to destination MAC
- Bdestination IP to source IP
- Csource IP to destination IP
- Dsource MAC to destination MAC
- Edestination MAC to source MAC
- Fdestination MAC to destination IP
15Which statement describes an EtherChannel implementation?
- AA trunked port can be part of an EtherChannel bundle.
- BPAgP cannot be used in conjunction with EtherChannel.
- CEtherChannel operates only at Layer 2.
- DEtherChannel can support up to a maximum of ten separate links
16Which PAgP mode combination will establish an EtherChannel?
- Aswitch 1 set to on; switch 2 set to desirable.
- Bswitch 1 set to desirable; switch 2 set to desirable.
- Cswitch 1 set to auto; switch 2 set to auto
- Dswitch 1 set to auto; switch 2 set to on.
17Which statement is true regarding the use of PAgP to create EtherChannels?
- AIt mandates that an even number of ports (2, 4, 6, etc.) be used for aggregation.
- BIt requires more physical links than LACP does
- CIt is Cisco proprietary
- DIt requires full duplex.
- EIt increases the number of ports that are participating in spanning tree.
18When a range of ports is being configured for EtherChannel, which mode will configure LACP so that it initiates the EtherChannel negotiation?
- Aactive
- Bdesirable
- Cauto
- Dpassive
19What are two advantages of using LACP? (Choose two.)
- Aincreases redundancy to Layer 3 devices
- Beliminates the need for the spanning-tree protocol
- Callows use of multivendor devices
- Dprovides a simulated environment for testing link aggregation
- Eallows automatic formation of EtherChannel links
- Fdecreases the amount of configuration that is needed on a switch for EtherChannel
20Which three Wi-Fi standards operate in the 2.4GHz range of frequencies? (Choose three.)
- A802.11b
- B802.11n
- C802.11g
- D802.11a
- E802.11ac
21Which encryption protocol is used by the WPA2 shared key authentication technique? [blank_start]AES[blank_end]
- AAES
22A network administrator discovers a rogue AP in the network. The rogue AP is capturing traffic and then forwarding it on to the legitimate AP. This type of attack is known as a [blank_start]man in the middle[blank_end] attack.
- Aman in the middle
23Ad hoc wireless topologies sometimes can use a feature called [blank_start]tethering[blank_end] to enable a smartphone to create a personal hotspot.
- Atethering
24Which type of wireless topology is created when two or more Basic Service Sets are interconnected by Ethernet?
- AWiFi Direct
- Bad hoc WLAN
- CESS
- DIBISS
- EBSS
25A supervisor needs wireless access in the construction office during the construction of a new building. The construction office is in the new building and directly across the road from headquarters. What could be used to satisfy this requirement of needing a narrow area of coverage?
- Amultiple MIMO antennas
- BYagi
- Crubber duck
- Domnidirectional
26Which IEEE wireless standard is known as WiGig and operates using a tri-band solution in the 2.4, 5, and 60 GHz ranges?
- A802.11ac
- B802.11g
- C802.11n
- D802.11ad
27A company has recently implemented an 802.11n wireless network. Some users are complaining that the wireless network is too slow. Which solution is the best method to enhance the performance of the wireless network?
- ASplit the traffic between the 2.4 GHz and 5 GHz frequency bands.
- BReplace the wireless NICs on the computers that are experiencing slow connections.
- CDisable DHCP on the access point and assign static addresses to the wireless clients.
- DUpgrade the firmware on the wireless access point
28Which parameter is commonly used to identify a wireless network name when a home wireless AP is being configured?
- ASSID
- BESS
- CBESS
- Dad hoc
29What is an advantage of SSID cloaking?
- AIt provides free Internet access in public locations where knowing the SSID is of no concern.
- BIt is the best way to secure a wireless network.
- CClients will have to manually identify the SSID to connect to the network
- DSSIDs are very difficult to discover because APs do not broadcast them
30Which two roles are typically performed by a wireless router that is used in a home or small business? (Choose two.)
- Arepeater
- BWLAN controller
- CEthernet switch
- Daccess point
- ERADIUS authentication server
31Which security mode is the least secure choice when a home wireless router is configured?
- AWPA2-Personal
- BWPA
- CWPA2
- DWEP
32A student uses a laptop to upload an assignment to a file server. Which wireless frame type did the laptop send to locate and associate with the campus access point?
- Acontrol frame
- Bdata frame
- Cmanagement frame
- Dbeacon frame
33For which discovery mode will an AP generate the most traffic on a WLAN?
- Amixed mode
- Bpassive mode
- Copen mode
- Dactive mode
34Which statement defines the control frame operation between two stations?
- AA station responds to an RTS frame with an ACK frame, thus providing permission for the requesting station to send a data frame.
- BIf the sending station does not receive an ACK frame within a predetermined period of time, the sending station will drop the connection
- CA station sends an RTS frame as the first step in a three-way handshake that is required before sending data frames.
- DAfter receiving a data frame, the receiving station will send an ACK frame to the sending station if no errors are found.
35During which stage of establishing connectivity between a WLAN client and an AP does the client learn the MAC address of the AP?
- Aprobing
- Bdiscovery
- Cauthentication
- Dencryption
- Eassociation
36What is the purpose of the Distributed Coordination Function in an IEEE 802.11 WLAN environment?
- AIt is used to send data over a half-duplex connection
- BIt is used in a full-duplex environment to detect collisions.
- CIt allows a client to detect whether or not a channel is clear prior to transmission.
- DIt allows the client to change transmission channels.
37If three 802.11b access points need to be deployed in close proximity, which three frequency channels should be used? (Choose three.)
- A1
- B3
- C5
- D6
- E8
- F11
38Which feature of 802.11n wireless access points allows them to transmit data at faster speeds than previous versions of 802.11 Wi-Fi standards did?
- AWPS
- BMITM
- CSPS
- DMIMO
39An employee connects wirelessly to the company network using a cell phone. The employee then configures the cell phone to act as a wireless access point that will allow new employees to connect to the company network. Which type of security threat best describes this situation?
- Aspoofing
- Bdenial of service
- Crogue access point
- Dcracking
Information
- Description
- SB&W Exam CH 3&4
- Author
- Anthony Schulmeister
- Language
- English
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