Juniper JN0-450 問題集

質問 1：
The wireless service level expectation (SLE) for successful connects uses which three classifiers? (Choose three.)
A. asymmetry uplink
B. IP services latency
C. authorization
D. DHCP
E. association
正解：C,D,E

質問 2：
You received reports of users not being able to access network resources all day. You know that your network has two DHCP Servers: 10.7.0.24 and 10.1.0.24. Referring to the exhibit, what do you determine?

A. More information is required.
B. There is a rogue DHCP server 10.10.10.10 handing out DHCP leases on your network.
C. DHCP is not the cause of the network connectivity issue.
D. The network's DHCP servers are offline.
正解：A

質問 3：
What are three available rate limiting options in the Mist UI? (Choose three.)
A. Per-Client
B. wLan
C. Application
D. Network
E. Per-Site
正解：A,B,C

質問 4：
Which two components set Mist apart from legacy WLAN platforms? (Choose two.)
A. microservices
B. centralized controller
C. decentralized controller
D. Virtual Network Assistant
正解：A,D

質問 5：
You want to force a guest portal user to re-authenticate to the wireless LAN. Using the Mist UI, which command will accomplish this task?
A. reauthorize
B. auto upgrade
C. release AP
D. reconnect
正解：D

質問 6：
What do 802.11 stations perform to help avoid collisions on the WLAN medium?
A. Listen to verify that the medium is free before transmitting.
B. 802.11 stations detect collisions and set a back-off timer.
C. Transmit on a fixed schedule.
D. Stations only transmit when polled by the access point.
正解：A

質問 7：
Which statement is correct about Mist guest portals?
A. A guest portal is a physical location where clients can access corporate Wi-Fi networks.
B. A guest portal is a landing page where users can authenticate and access the guest WLAN.
C. A guest portal is a physical location where guests can go to access Wi-Fi services.
D. A guest portal is a landing page in the MIST UI where clients can make changes to WLANs.
正解：B