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单选题
What speeds must be disabled in a mixed 802.11b/g WLAN to allow only 802.11g clients to connect?（）
A
6，9，12，18
B
1，2，5.5，6
C
5.5，6，9，11
D
1，2，5.5，11
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Which two settings must be configured in order to use the GUI to configure Call Admission Control with voice applications?()
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What speeds must be disabled in a mixed 802.11b/g WLAN to allow only 802.11g clients to connect?（）A、6, 9, 12, 18B、1, 2, 5.5, 6C、5.5, 6, 9, 11D、1, 2, 5.5, 11
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You are troubleshooting a one-way call problem with a cisco 7920 wireless ip phone on a standalone wlan. What may have caused this problem？（）A、the minimum data rate is not set to 11 mbps.B、publicly secure packet forwarding is enabled.C、the access point is set to the least congested channel.D、an address resolution protocol has been disabled.
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Which two settings must be configured in order to use the GUI to configure Call Admission Controlwith voice applications？ （）A、 QoS must be set to PlatinumB、 WMM must be enabledC、 QoS must be set to GoldD、 TSPEC must be disabledE、 Cisco Compatible Extensions must be disabled
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The Company wireless network is using 802.11G access points. Which two statements are true about these access points？ （）A、 It supports eight different data rates.B、 It is fully backward compatible with 802.11bC、 It provides the same network throughput with 802.11b clients， 802.11g clients， or a mixed environment where both clients are present.D、 It is only compatibly with the 11 Mbps 802.11b transfer rate.E、 It has three non-overlapping channels in its channel options.
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多选题Which two settings must be configured in order to use the GUI to configure Call Admission Control with voice applications?（）AQoS must be set to PlatinumBWMM must be enabledCQoS must be set to GoldDTSPEC must be disabledECisco Compatible Extensions must be disabled
考题
单选题You use the Memory Advisor to tune the memory structures of your database. What is the prerequisite to use the Memory Advisor？（）A
The database must be in the ARCHIVELOG mode.B
The automatic memory tuning must be enabled.C
The change tracking feature must be enabled.D
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单选题You are maintaining an OLTP database in Oracle10g. You set the value of the LOG_ARCHIVE_TRACE parameter to zero. What is the impact of this setting？ （）A
The trace files will be disabled only for a specific session.B
Tracing will be disabled for a client identifier.C
Tracing will be disabled only for the ARCn process.D
The SQL Trace facility will be disabled for the instance.
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单选题After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （）A
STP must be disabled； message indicates that STP is enabled.B
STP is misconfigured； root guard must be disabled.C
An inferior BPDU is received on a Cisco FabricPath edge port.D
A superior BPDU is received on a Cisco FabricPath edge port.
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多选题The Company wireless network is using 802.11G access points. Which two statements are true about these access points？ （）AIt supports eight different data rates.BIt is fully backward compatible with 802.11bCIt provides the same network throughput with 802.11b clients， 802.11g clients， or a mixed environment where both clients are present.DIt is only compatibly with the 11 Mbps 802.11b transfer rate.EIt has three non-overlapping channels in its channel options.
考题
单选题Following a successful migration，it is highly recommended that concurrent Volume Groups be Converted to enhanced concurrent capable Volume Groups. In order to follow this recommendation，what step must be completed first？（）A
The Volume Groups must be changed with chvg -E vgname.B
The Volume Groups must be a member of a resource group and must be varied on al nodes of the cluster.C
The Volume Groups must be a member of a resource group and must be varied off all nodes of the cluster.D
The Volume Grups cannot be changed to enhanced concurrent capable because they must be recreated with mkvg -C vgname.
考题
单选题A wireless client cannot connect to an 802.11b/g BSS with a b/g wireless carD.The client section of the access point does not list any active WLAN clients. What is a possible reason for this?（）A
The incorrect channel is configured on the client.B
The client's IP address is on the wrong subnet.C
The client has an incorrect pre-shared key.D
The SSID is configured incorrectly on the client.
考题
单选题Which statement describes the call behavior of the Cisco Unified Wireless IP Phone 7921G when it roams from 802.11b to 802.11a?（）A
The phone does a directed call hangup on 802.11b，then does an auto-redial on 802.11a，creating a new call.B
The phone does a directed call hangup on 802.11b， then the user does a redial on 802.11a，creating a new call.C
The phone does a disassociation on 802.11b and an association on 802.11a，and call remains up if the subnet has not changed.D
The phone does not roam from 802.11b to 802.11a when on an active call.E
The phone must switch network profiles to roam from 802.11b to 802.11a.
考题
多选题Which three WLC items are required to properly enable queuing with TSPEC for voice traffic?（）Aconfigure WLAN setting to enable WMMBconfigure WLAN Aironet information elements enabledCconfigure global 802.11b/g or 802.11a，or both，voice CACDconfigure WLAN QoS PlatinumEconfigure DTIM = 2
考题
单选题What speeds must be disabled in a mixed 802.11b/g WLAN to allow only 802.11g clients to connect?（）A
6, 9, 12, 18B
1, 2, 5.5, 6C
5.5, 6, 9, 11D
1, 2, 5.5, 11
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