Cisco 350-401 Online Practice Questions and Exam Preparation

Cisco 350-401 Online Questions & Answers

• Question 1171:

  DRAG DROP

  Drag and drop the code snippets from the bottom onto the blanks in the script to convert a Python object into a JSON string. Not all options are used.

  Select and Place:

  

  

• Question 1172:

  Refer to the exhibit.

  

  A company has an internal wireless network with a hidden SSID and RADIUS-based client authentication for increased security. An employee attempts to manually add the company network to a laptop, but the laptop does not attempt to connect to the network. The regulatory domains of the access points and the laptop are identical.

  Which action resolves this issue?

  A. Ensure that the "Connect even if this network is not broadcasting" option is selected.
  B. Limit the enabled wireless channels on the laptop to the maximum channel range that is supported by the access points.
  C. Change the security type to WPA2-Personal AES.
  D. Use the empty string as the hidden SSID network name.
  A. Ensure that the "Connect even if this network is not broadcasting" option is selected.

• Question 1173:

  Refer to the exhibit.

  

  

  Which configuration change ensures that R1 is the active gateway whenever it is in a functional state for the 172.30.110.0724 network?

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  A. Option A

• Question 1174:

  DRAG DROP

  Drag and drop the DHCP messages that are exchanged between a client and an AP into the order they are exchanged on the right.

  Select and Place:

  

  

• Question 1175:

  Which message type is valid for IGMPv3?

  A. leave group
  B. hello
  C. graft
  D. source-specific membership report
  D. source-specific membership report

• Question 1176:

  What is a characteristics of VXLAN?

  A. It extends Layer 2 and Layer 3 overlay networks over a Layer 2 underlay.
  B. It has a 12-byt packet header.
  C. It frame encapsulation is performed by MAC-In-UDP
  D. It uses TCP for transport
  C. It frame encapsulation is performed by MAC-In-UDP

  ---

  Explanation

  VXLAN is a network virtualization technology that encapsulates Layer 2 Ethernet frames within Layer 3 UDP packets. This process is known as MAC-In-UDP encapsulation91011.

  References: NetworkLessons.com on VXLAN, Wikipedia on Virtual Extensible LAN, Cisco Press on VXLAN Overview

• Question 1177:

  Refer to the exhibit.

  

  What is the result when a switch that is running PVST+ is added to this network?

  A. DSW2 operates in Rapid PVST+ and the new switch operates in PVST+
  B. Both switches operate in the PVST+ mode
  C. Spanning tree is disabled automatically on the network
  D. Both switches operate in the Rapid PVST+ mode.
  A. DSW2 operates in Rapid PVST+ and the new switch operates in PVST+

  ---

  Explanation

  From the output we see DSW2 is running in RSTP mode (in fact Rapid PVST+ mode as Cisco does not support RSTP alone). When a new switch running PVST+ mode is added to the topology, they keep running the old STP instances as RSTP (in fact Rapid PVST+) is compatible with PVST+.

• Question 1178:

  What does the Cisco DNA REST response Indicate?

  

  A. Cisco DNA Center has the incorrect credentials for cat3850-1
  B. Cisco DNA Center Is unable to communicate with cat9000-1
  C. Cisco DNA Center has the incorrect credentials for cat9000-1
  D. Cisco DNA Center has the Incorrect credentials for RouterASR-1
  C. Cisco DNA Center has the incorrect credentials for cat9000-1

  ---

  Explanation

  "reachabilityStatus";"Authentication Failed", "hostname":"cat9000-1",

• Question 1179:

  Which CISCO SD-WAN component authenticates the routers and the vSmart controllers?

  A. vAnalytics
  B. vBond orchestrator
  C. vEdge
  D. vManage NMS
  B. vBond orchestrator

• Question 1180:

  Which definition describes JWT in regard to REST API security?

  A. an encrypted JSON token that is used for authentication
  B. an encrypted JSON token that is used for authorization
  C. an encoded JSON token that is used to securely exchange information
  D. an encoded JSON token that is used for authentication
  D. an encoded JSON token that is used for authentication

  ---

  Explanation

  JWT: JSON Web Tokens are an open and standard (RFC 7519) way for you to represent your user's identity securely during a two-party interaction. That is to say, when two systems exchange data you can use a JSON Web Token to identify your user without having to send private credentials on every request.