4A0-AI1 practice question 3 of 15

Which of the following statements about the NSP Workflow Manager is FALSE?

Full set: 80 questions
Answer options
A: It provides several building tools to design and create new workflows.
B: It uses Openstack Heat as the core workflow engine. Correct answer
C: It supports scheduling of workflow executions.
D: It supports parallel execution of many workflow.
Correct Answer:
B. It uses Openstack Heat as the core workflow engine.
Explanation

The NSP Workflow Manager is built upon the OpenStack Mistral workflow service, which is specifically designed for creating and managing workflows. OpenStack Heat, in contrast, is an orchestration engine used to manage the lifecycle of cloud infrastructure resources, such as servers, networks, and storage. While both are OpenStack projects, the NSP Workflow Manager leverages Mistral for its core workflow engine capabilities, not Heat.

Why Incorrect

A. The NSP Workflow Manager includes a graphical Workflow Editor, which is a comprehensive tool for designing, creating, and modifying workflows using a library of built-in and custom tasks.
C. The platform provides a scheduler that allows operators to run workflows at a specific future time or on a recurring basis (e.g., daily, weekly), which is essential for maintenance automation.
D. The architecture of the NSP Workflow Manager, based on OpenStack Mistral, is inherently designed for scalability and supports the concurrent execution of many workflow instances.

References

1. Nokia Network Services Platform (NSP) Workflow Manager Guide, Release 21.11, 3HE-17386-AAAA-TQZZA, Section: Introduction.

This document states: "The Workflow Manager is based on the OpenStack Mistral workflow service. The Workflow Manager provides a GUI and additional functionality to create and manage workflows in the NSP." This directly refutes option B and confirms the underlying technology.

2. Nokia Network Services Platform (NSP) Workflow Manager Guide, Release 21.11, 3HE-17386-AAAA-TQZZA, Section: Workflow Editor.

This section details the graphical user interface for workflow creation: "The Workflow Editor allows you to create and edit workflows. You can add tasks to a workflow, and define the transitions between tasks." This confirms option A is a true statement.

3. Nokia Network Services Platform (NSP) Workflow Manager Guide, Release 21.11, 3HE-17386-AAAA-TQZZA, Section: Scheduling a workflow.

This section explains the scheduling feature: "You can schedule a workflow to run at a later time, or on a recurring basis... You can specify a start date and time, and a recurrence pattern." This confirms option C is a true statement.

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