Cisco 300-550 Online Practice Questions and Exam Preparation

Cisco 300-550 Online Questions & Answers

• Question 11:

  You want to implement a new feature in a home-grown network automation tool. Because your development team uses the Agile development methodology, which documentation must you create for them, in order to put this feature on the roadmap?

  A. ROI analysis
  B. case study
  C. user story
  D. SCIPAB breakdown
  E. enhancement request
  C. user story

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  With the development team to define and prioritize granular units of functionality referred to as "User Stories". The development team estimates, plans, and delivers the highest priority user stories in the form of working, tested software on an iteration-by-iteration basis. In order to maximize productivity, the practices provide a supportive, lightweight framework to guide a team and ensure high-quality software.

  Reference: https://www.versionone.com/agile-101/agile-methodologies/

• Question 12:

  Which two organizations are active in developing standardized YANG models for network programmability? (Choose two.)

  A. NIST/ITL
  B. ANS/ISO
  C. ETSI-NFV
  D. IETF/NetMod
  E. OpenConfig
  D. IETF/NetMod
  E. OpenConfig

• Question 13:

  Which encoding does NETCONF is Cisco IOS XE Software support?

  A. JASON AND XML
  B. YAML
  C. JSON
  D. XML
  D. XML

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  Reference: https://www.cisco.com/c/en/us/support/docs/storage-networking/management/200933-YANG-NETCONF-Configuration-Validation.html

• Question 14:

  Which statement about Cisco ASA REST API calls is true?

  A. GET and POSR methods are supported, whereas PUT is not supported.
  B. Calls block other security management protocols, such as Cisco ADSM.
  C. Changes to the configuration are automatically written to the startup configuration.
  D. The Cisco ASA REST agent must first be enabled on the CLI.
  A. GET and POSR methods are supported, whereas PUT is not supported.

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  GET - Retrieves data from the specified object.

  PUT - Adds the supplied information to the specified object; returns a 404 Resource Not Found error if the object does not exist.

  POST - Creates the object with the supplied information.

  Reference: http://www.cisco.com/c/en/us/td/docs/security/asa/api/qsg-asa-api.html

• Question 15:

  DRAG DROP

  Drag and drop the description on the left to the correct product name on the right. Not all options are used.

  Select and Place:

  

  

• Question 16:

  You want to integrate Cisco Nexus switches into an existing operational process by leveraging Puppet for configuration management. What is required to achieve this goal?

  A. The Puppet master must be able to reach the Cisco Nexus switch by using the NETCONF port.
  B. Cisco Nexus switches must be configured in Puppet masterless mode.
  C. The Puppet agent must be installed on all Cisco Nexus devices.
  D. The Guest Shell must be enabled on all Cisco Nexus devices.
  C. The Puppet agent must be installed on all Cisco Nexus devices.

  ---

  Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus3548/sw/programmability/7x/b_Cisco_Nexus_3500_Series_NX-OS_Programmability_Guide_7x.pdf

• Question 17:

  Which statement about NX-API REST is true?

  A. Configuration and state information is stored in the MIT.
  B. NX-API REST requires a commercial license to enable.
  C. Partial commits are supported.
  D. Fault objects may be queried, but event objects cannot be queried.
  A. Configuration and state information is stored in the MIT.

  ---

  NX-API REST provides access to objects stored in the MIT. Managed objects (MOs) are associated with a well-defined REST URI, and can be queried or configured from NX-API REST using their URI.

  Reference: https://opennxos.cisco.com/static/nexus/getting_started/programmability/chapters/cisco_nx-api_rest_interface1898.xhtml

• Question 18:

  Which statement about agentless configuration management system is true?

  A. It requires managed hosts to have an interpreter for a high-level language such as Python or Ruby.
  B. It uses existing protocols to interface with the managed host.
  C. It uses compiled languages as the basis on the domain-specific language to interface with managed hosts.
  D. It requires managed hosts to connect to a centralized host to receive updated configurations.
  E. It requires a software package to be installed on the managed host.
  B. It uses existing protocols to interface with the managed host.

  ---

  Adding the managed hosts to Management Server using an agentless configuration

• Question 19:

  Visore uses which protocol to retrieve information from the Cisco APIC?

  A. REST API
  B. OpFlex
  C. gRPC
  D. Visore API
  E. MongoDB
  A. REST API

  ---

  The Cisco APIC software development kit (SDK) uses the REST API to read and write the configuration of Cisco APIC, using the object model to describe the current and desired states.

  Reference: http://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-733105.html

• Question 20:

  Which statement is used to associate a submodule and a parent module in a YANG data model?

  A. import
  B. namespace
  C. include
  D. belongs-to
  C. include

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  The "include" statement is used to make content from a submodule available to that submodule's parent module, or to another submodule of that parent module.

  Reference: https://tools.ietf.org/html/rfc6020