JN0-250 exam

By default, which statement is correct regarding the upstream interfaces configuration on a Mixtape?
A . The Interface is configured to send untagged traffic.
B . The interface is configured as a trunk port and accepts only tagged traffic.
C . The interface is configured to use VLAN 10.
D . The Interface is configured to use VLAN 11.

View Answer

Answer: B

Explanation:

Reference: https://www.juniper.net/documentation/us/en/software/nce/nce-214-midsize-branch-mist-pwp/topics/topic-map/nce-214-midsize-branch-mist-example_part2.html

Which device is responsible for roaming decisions?
A . user
B . client
C . controller
D . AP

View Answer

Answer: B

Explanation:

Reference: http://wifinigel.blogspot.com/2015/03/what-are-sticky-clients.html

When using the Mist Cloud with Mist APs, which statement is correct?
A . User data is terminated in the cloud and run through a firewall.
B . User data is compressed and terminated in the cloud.
C . User data is terminated in the cloud and forwarded.
D . User data is bridged locally.

View Answer

Answer: D

Explanation:

Reference: https://www.techtarget.com/searchnetworking/news/252473829/Juniper-taps-Mist-Systems-for-wired-wireless-LAN-analytics

Users are complaining about WLAN performance and the Mist dashboard reports non-Wi-Fi interference.

Which diagnostics tool would you use to further investigate this issue on-site and determine the location of the interference?
A . spectrum analyzer
B . protocol analyzer
C . wireless design software
D . WLAN scanner

View Answer

Answer: A

Explanation:

Reference: https://www.mist.com/resources/ap43-access-point/

You configured an 802.11n AP to use the 2.4 GHz frequency band and 20 MHz channel width.

In this scenario, how many non-overlapping channels are available for clients to use in Europe?
A . 11
B . 4
C . 1
D . 6

View Answer

Answer: B

Which organization is responsible for creating the 802.11 standard?
A . Wi-Fi Alliance
B . Ethernet Technology Consortium
C . Institute of Electrical and Electronics Engineers (IEEE)
D . International Organization for Standardization (ISO)

View Answer

Answer: C

Explanation:

Reference: https://newsroom.juniper.net/news/news-details/2019/Mist-Systems-Introduces-New-Products-and-Services-to-Bring-Simplicity-and-Scale-to-the-AI-Driven-Enterprise/default.aspx

How should a Mist AP43 be mounted?
A . mounted vertically above ceilings
B . mounted horizontally on a ceiling
C . mounted horizontally on a table
D . mounted vertically on a wall

View Answer

Answer: D

Explanation:

Reference: https://www.mist.com/wp-content/uploads/AP43-Mist-Installation-Guide.pdf

Which statement is correct regarding settings at the organizational level?
A . The organizational level is where you define each location’s specific information.
B . The organizational level is where you specify customer-level global details.
C . The organizational level is where you enable BLE capabilities, if you have a license.
D . The organizational level is where you specify information about each AP’s placement.

View Answer

Answer: A

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 . capacity
B . throughput
C . roaming
D . successful connects

View Answer

Answer: D

Explanation:

Reference: https://www.mist.com/documentation/troubleshoot-specific-connectivity-issues-using-marvis/

Which statement is correct about channel bonding?
A . Channel bonding increases the total number of 20 MHz channels available in the 5 GHz frequency.
B . A maximum of two channels can be bonded in the 5 GHz frequency.
C . Channel bonding combines two or more adjacent channels to increase throughput.
D . Channel bonding combines two frequency bands together to increase operational efficiency.

View Answer

Answer: C

Explanation:

Reference: https://windowsreport.com/channel-bonding/