Juniper JN0-250 Online Practice Questions and Exam Preparation

Juniper JN0-250 Online Questions & Answers

• Question 1:

  Which two 802.11 amendments operate within the 2.4 GHz band? (Choose two.)

  A. 802.11ax
  B. 802.11ac
  C. 802.11a
  D. 802.11b
  B. 802.11ac
  D. 802.11b

• Question 2:

  Which underlying technology does Mist use to calculate BLE location?

  A. trilateration
  B. triangulation
  C. probability surface
  D. time of flight
  C. probability surface

• Question 3:

  You are replacing an existing WLAN with a Mist Cloud-based WLAN. Which statement is true about WLAN design in this scenario?

  A. You only need to perform a new WLAN design if the requirements have changed.
  B. WLAN designs are not needed with Mist artificial intelligence and machine learning.
  C. You do not need to create a new design if the existing WLAN design documentation is available.
  D. You should always perform a full WLAN design for new equipment.
  C. You do not need to create a new design if the existing WLAN design documentation is available.

• Question 4:

  You have discovered an access point that is connected to a corporate network, but it is not under the corporation's control. In this scenario, what is this type of access point called?

  A. honeypot
  B. air gap
  C. rogue
  D. neighbor
  C. rogue

• Question 5:

  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
  A. spectrum analyzer

• Question 6:

  Which Mist device is designed exclusively for Bluetooth Low Energy?

  A. AP63
  B. BT11
  C. AP43
  D. AP12
  B. BT11

• Question 7:

  What is the width for a 2.4 GHz OFDM channel?

  A. 20 MHz
  B. 30 MHz
  C. 5 MHz
  D. 10 MHz
  A. 20 MHz

• Question 8:

  Which statement is correct about Wi-Fi?

  A. Wi-Fi operates at full-multiplex.
  B. Only two devices can transmit on the same channel at the same time.
  C. A user device can be connected on multiple frequency bands at the same time.
  D. Wi-Fi operates at half-duplex.
  D. Wi-Fi operates at half-duplex.

• Question 9:

  What is an 802.11 management frame transmitted by an AP?

  A. echo request
  B. ping
  C. keepalive
  D. beacon
  D. beacon

• Question 10:

  What are two requirements to connect an AP to the Mist Cloud? (Choose two.)

  A. You need a CA SSL certificate.
  B. You need DNS resolution.
  C. You need a static IP address.
  D. You need a DHCP server
  B. You need DNS resolution.
  C. You need a static IP address.