JN0-101
多选题What are three benefits of class of service?（）AIt can make a slow network fasterBIt can prioritize latency-sensitive trafficCIt can elimitane congestionDIt can control congestionEIt can allocate bandwidth for different classes of traffic
题目
It can make a slow network faster
It can prioritize latency-sensitive traffic
It can elimitane congestion
It can control congestion
It can allocate bandwidth for different classes of traffic
参考答案和解析
相似问题和答案
第1题：
A.A more efficient use of bandwidth can be achieved allowing many physical groups to use the same network infrastructure
B.Broadcast storms can be mitigated by decreasing the number of broadcast domains,thus increasing their size.
C.A higher level of network security can be reached by separating sensitive data traffic from other network traffic.
D.Port-based vlans increase switch-port use efficient,thanks to 802.1Q trunks
E.A more efficient use of bandwidth can be achieved allowing many logical networks to use the same network infrastructure.
F.Broadcast storms can be mitigated by increasing the number of broadcast domains,thus reducing their size.
G. VLANs make it easier for IT staff to configure new logical groups,because the vlans all belong to the same broadcast domain.
第2题：
B.Because they can control their different breathing patterns
C.Because they don't share the same physiological structure
D.Because they can somehow control their sound production.
第3题：
A. IP addresses can be managed from a central point
B. Computers can automatically get new addressing when moved to a different network segment
C. Media Access Control addresses can be changed automatically
D. The network speed can automatically adjust based on the type of traffic being generated
E. The HOSTS file on the computer can be validated for proper entries
第4题：
As an experienced network administrator, you are asked to troubleshoot a QoS problem. In which way might the Cisco NetFlow be helpful during the troubleshooting process?（）
- A、NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements.
- B、NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic.
- C、NetFlow can be configured to identify voice and video traffic flows and place them into a low-latency queue for expedited processing.
- D、NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.
正确答案:B
第5题：
What is the statistical reserve？（）
- A、Bandwidth that is reserved for SVCs to route over a trunk
- B、Bandwidth that is reserved on a trunk so that ABR connections can burst
- C、Bandwidth on a trunk that is reserved for control traffic and cannot be used by connections
- D、Bandwidth that cannot be allocated to connections but can be used to accommodate statistical variations in the traffic
正确答案:D
第6题：
According to the last paragraph, the fourth way is "of a different kind" because（ ）
[A] the first three ways can increase the water supply, while the fourth one can't
[B] the first three ways can make a better use of water, while the fourth one can't
[C] the first three ways is technology-based, while the fourth one is market-based
[D] the first three ways can't balance the supply and demand of water, while the fourth one can
第7题：
What are three benefits of implementing vlans？（）
- A、A more efficient use of bandwidth can be achieved allowing many physical groups to use the same network infrastructure
- B、Broadcast storms can be mitigated by decreasing the number of broadcast domains，thus increasing their size
- C、A higher level of network security can be reached by separating sensitive data traffic from other network traffic
- D、Port-based vlans increase switch-port use efficient，thanks to 802.1Q trunks
- E、A more efficient use of bandwidth can be achieved allowing many logical networks to use the same network infrastructure
- F、Broadcast storms can be mitigated by increasing the number of broadcast domains，thus reducing theirsize
- G、VLANs make it easier for IT staff to configure new logical groups，because the vlans all belong to thesame broadcast domain
正确答案:C,E,F
第8题：
A. NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.
B. NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic.
C. NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements.
D. NetFlow can be configured to identify voice and video traffic flows and place them into a lowlatency queue for expedited processing.
第9题：
What are three benefits of class of service?（）
- A、It can make a slow network faster
- B、It can prioritize latency-sensitive traffic
- C、It can elimitane congestion
- D、It can control congestion
- E、It can allocate bandwidth for different classes of traffic
正确答案:B,D,E
第10题：
Which three statements are true about Cisco IOS Firewall？（）
- A、It can be configured to block Java traffic.
- B、It can be configured to detect and prevent SYN-flooding denial-of-service （DoS） network attacks.
- C、It can only examine network layer and transport layer information.
- D、It can only examine transport layer and application layer information.
- E、The inspection rules can be used to set timeout values for specified protocols.
- F、The ip inspect cbac-name command must be configured in global configuration mode.
正确答案:A,B,E