[2022年04月] 無料JN0-250試験問題集試験点数を伸ばそう
2022年最新のJN0-250実際問題集には試験のコツがあるPDF試験材料
Juniper JN0-250 認定試験の出題範囲：
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質問 35
You have just brought online a new site of AP43s. While verifying that everything looks good, you notice that all of the access points (APs) are reporting "insufficient power." The APs are connected to an 802. 3at-capable switch.
In this scenario, what would be the cause of the error?
- A. The Ethernet cable is plugged into the wrong port on the AP.
- B. LLDP-MED is not configured on the switch.
- C. The APs' firmware must be upgraded.
- D. The cable run to each AP is too long.
正解: C
質問 36
Which organization is responsible for WLAN standards?
- A. FCC
- B. IETF
- C. ISO
- D. IEEE
正解: D
質問 37
In a standard roam from one access point to another access point, what makes the decision to roam?
- A. the client device
- B. the access point
- C. the controller
- D. the cloud
正解: A
質問 38
What does RSSI measure?
- A. frequency
- B. signal strength
- C. interference
- D. noise
正解: B
質問 39
Which statement is correct regarding settings at the organizational level?
- A. The organizational level is where you specify information about each AP's placement.
- B. The organizational level is where you define each location's specific information.
- C. The organizational level is where you specify customer-level global details.
- D. The organizational level is where you enable BLE capabilities, if you have a license.
正解: B
質問 40
You are troubleshooting a signal strength issue when you notice that the signal strength changes from -70 to -73 dBm as you move from one room to another.
In this scenario, what is happening?
- A. Signal strength has halved.
- B. Signal strength has increased by 10x.
- C. Signal strength has decreased by 10x.
- D. Signal strength has doubled.
正解: C
質問 41
Which statement is correct about Mist Edge?
- A. Mist Edge must be deployed in the public cloud.
- B. Mist Edge is a VPN client.
- C. Mist Edge is a firewall.
- D. Mist Edge extends select microservices to the customer premises.
正解: D
質問 42
What would cause reduced Wi-Fi performance?
- A. using too many SSIDs
- B. using a PSK
- C. using a single SSID
- D. using 40 MHz channels on 5 GHz
正解: A
質問 43
Which Mist subscription is required for location tracking of Bluetooth badges?
- A. Virtual Network Assistant
- B. Asset Visibility
- C. Wi-Fi Assurance
- D. User Engagement
正解: B
質問 44
Mist Radio Resource Management makes dynamic changes to which resource?
- A. BLE channel
- B. channel
- C. channel width
- D. RF template
正解: B
質問 45
The DHCP server has run out of address leases on a site.
In this scenario, which SLE would be useful to what is happening?
- A. successful connects
- B. roaming
- C. capacity
- D. throughput
正解: A
質問 46
How should you design a WLAN to ensure optimal performance?
- A. Initially install 4-8 access points, then use the Mist capacity SLE to determine the remaining access point placements.
- B. Place one access point in every room and allow RRM to tune the power and channel settings.
- C. Use RF modelling software to design a WLAN to satisfy customer requirements.
- D. Place an access point every 8-15 meters in all areas requiring coverage.
正解: C
質問 47
Under ideal conditions, which frequency band will have the farthest usable range?
- A. 2.4 GHz
- B. 900 MHz
- C. 5 GHz
- D. 6 GHz
正解: A
質問 48
You have designed a WLAN to satisfy primary coverage, secondary coverage, and capacity requirements. However, you still do not have enough BLE radios to satisfy your location requirements. You want to fill the gaps with a low cost, BLE-only device.
Which Mist device will satisfy this requirement?
- A. AP41
- B. AP32
- C. BT11
- D. AP43
正解: C
質問 49
What is an 802.11 management frame transmitted by an AP?
- A. echo request
- B. beacon
- C. keepalive
- D. ping
正解: B
質問 50
What are two methods of activating a Mist AP? (Choose two.)
- A. Use the activation code.
- B. Use the claim code.
- C. Use the serial number.
- D. Use the universal product code.
正解: A,D
質問 51
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