CMS专题
单选题Within the WMM policy， how many default QoS radio access categories are there？（）A8B5C4D3
题目
8
5
4
3
相似问题和答案
第1题：
What are two step needed to define a QoS policy for a traffic class？（）
- A、determine a minimum bandwidth guarantee
- B、determine interfaces to which to apply policy
- C、assign priorities to the class
- D、configure access control lists
正确答案:A,C
第2题：
创建radio-profile必须绑定wmm-profile才可以，不然会有配置报错。
正确答案:正确
第3题：
A.By default, RIP automatically sends static routes.
B.Configure the static route with a next hop of the RIP neighbor.
C.Configure redistribute static under [edit protocols rip].
D.Apply an export policy within RIP that matches on the routes, and accepts it.
第4题：
What are two steps needed to define a QoS policy for a traffic class？（）
- A、 Determine a minimum bandwidth guarantee.
- B、 Determine interfaces to which to apply policy.
- C、 Assign priorities to the class.
- D、 Configure access control lists.
正确答案:A,C
第5题：
Which two statements about the implementation of WLAN QoS are true？（）
- A、The 802.11e standard is the IEEE 802.11 OoS WLAN standard.
- B、The Wi-Fi Multimedia （WMM） standard decreases the eight priority levels to four access categories.
- C、The Wi-Fi Multimedia （WMM） standard is a Wi-Fi Alliance standard that increases the four priority levels to eight access categories.
- D、The Wi-Fi Multimedia （WMM） standard is an IEEE standard that increases the four priority levels to eight access categories.
- E、Wireless 802.11 deploys Distributed Coordination Function （DCF）， carrier sense multiple access with collision detection （CSMA/CD）， interframe spacing， and random wait timers to avoid collisions.
- F、Wireless OoS designs and implementations commonly use Layer 3 differentiated services code point （DSCP） or Layer 2 802.1 p to ensure priority
正确答案:A,B
第6题：
Which two firewall user authentication objects can be referenced in a security policy？（）
- A、access profile
- B、client group
- C、client
- D、default profile
正确答案:B,C
第7题：
Which two statements about the best effort model for QoS are true？（）
- A、delay sensitive packets are given preferential treatment
- B、the default policy identifies a delay sensitive class and default class
- C、the default policy identifies a delay sensitive class， best effort class， and default class
- D、the model is highly scalable
- E、the model is still predominant on the internet F the model provides guaranteed service
正确答案:D,E
第8题：
Enabling jumbo frame support on a Cisco Nexus 5500 Switch can be done through which method？（）
- A、 changing the default policy map from a default MTU of 1500 to 9216
- B、 using the command system jumbomtu 9216
- C、 using the command interface MTU 9216
- D、 configuring the default Ethernet system class to an MTU of 9216 with a new network QoS policy map
正确答案:D
第9题：
Within the WMM policy， how many default QoS radio access categories are there？（）
- A、 8
- B、 5
- C、 4
- D、 3
正确答案:C
第10题：
Which two statements about the Wi-Fi Multimedia （WMM） standard are true？（）
- A、 Lower-priority traffic is assigned short interframe wait-timers to allow higher-priority traffic access to the wireless network first.
- B、 Packets that are not assigned to a specific access category are categorized by default as the background access category.
- C、 The WMM standard was implemented after the 802.11e standard was approved to provide support for non 802.11e devices.
- D、 WMM is a Wi-Fi Alliance standard that was implemented before the 802.11e standard was approved.
- E、 WMM uses Enhanced DCF （EDCF） to stipulate fixed and random wait times for the different access classes.
正确答案:D,E