2026 Latest 100% Exam Passing Ratio - C1000-189 Dumps PDF
Pass Exam With Full Sureness - C1000-189 Dumps with 64 Questions
IBM C1000-189 Exam Syllabus Topics:
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NEW QUESTION # 17
Which two filters can be used in scheduling maintenance windows to mute affected entities?
- A. Application Perspective
- B. Scope based
- C. Smart Alerts
- D. Custom Entity
- E. Dynamic Focus
Answer: A,B
Explanation:
Scheduling maintenance windows in IBM Instana Observability allows teams to define planned downtimes or service windows without triggering false alerts. The official documentation specifies two filter types usable during maintenance scheduling: Scope Based and Application Perspective filters. The text explains: "Maintenance windows can be specified using Scope definitions or Application Perspectives, limiting alert muting to entities directly involved." Scope filters allow inclusion or exclusion based on infrastructure boundaries like hosts, clusters, or datacenters. Application Perspective filters focus on topological groupings of services representing business or application domains. By combining these filters, teams can ensure precision-muting only relevant sensors, metrics, or dependencies during upgrades or patching periods-while preserving alert integrity elsewhere. This capability avoids alert fatigue and maintains service accountability. Dynamic focus and Smart Alerts are response layers on active alerts rather than maintenance control objects, while Custom Entity filtering is not defined in Instana's scheduled maintenance configuration model.
NEW QUESTION # 18
Which data source on the analytics page shows traces?
- A. Logs
- B. Websites
- C. Infrastructure
- D. Applications
Answer: D
Explanation:
Instana's Analytics page provides a consolidated environment for users to query and visualize operational data across their stack. According to the official IBM Instana Observability documentation, traces-comprising the end-to-end journey of requests across services-are found specifically under the Applications data source. The Applications section gives interactive access to traces, requests, response times, call hierarchies, and distributed dependencies. This is possible because Instana's agent and tracers automatically instrument applications to capture and send detailed trace data. The documentation states, "The Applications analytics section allows you to interactively work with service traces and requests, providing distributed tracing visibility." This allows users to drill down, identify bottlenecks, and analyze errors at the service interaction and code execution level.
Infrastructure data source focuses on system-level metrics (CPU, memory, disk), Logs cover textual/semi-structured log output, and Websites relate to synthetic and real-user measurements-but only Applications feature distributed tracing as per the IBM Instana Observability product documentation. Thus, for incident response, root-cause analysis, and performance breakdowns, always consult the Applications data source for trace-level data.
NEW QUESTION # 19
In Instana Standard Edition, which statement is true about the migration from a single-node deployment to a multi-node deployment?
- A. Single-node production cluster can be converted to only a single-node cluster.
- B. Migration of single-node demo installation type clusters is not supported.
- C. Only two nodes are currently supported in multi-node deployment.
- D. Only multi-node deployment can be converted to multi-node deployment.
Answer: B
Explanation:
IBM's deployment guidance notes a clear difference between demo and production-type installations. It explicitly states: "Migration from single-node demo clusters to multi-node deployments is not supported." Demo clusters are designed for evaluation use and lack necessary scalability components such as distributed storage or coordinated streaming services essential for multi-node operations. A single-node production cluster, however, can be transitioned using supported migration procedures defined in the Administration Guide. This ensures operational scale-out and performance continuity for production workloads. Attempting to migrate a demo edition results in incompatible dependencies and unsupported topologies. This restriction differentiates demonstration environments, which are prepackaged for simplicity, from production architectures intended for scaling and fault tolerance. The answer is therefore A, based completely on verified language in the Instana Standard Edition migration documentation.
NEW QUESTION # 20
What happens if the same key is used in both global and alert-specific custom payload configurations in Instana?
- A. The alert is canceled due to conflict.
- B. The global value overrides the alert-specific value.
- C. Both values are concatenated.
- D. The alert-specific value overrides the global value.
Answer: D
Explanation:
IBM Instana documents the merge logic of custom payloads for alerts and global configurations very clearly. The rule states: "If the same key is defined in both a global custom payload and an alert-specific payload, the value from the alert-specific payload will override the global value for that key." This ensures alert context management is precise, enabling targeted incident response with the most relevant and high-priority data. There is no concatenation, and no alert cancellation or error is triggered as Instana resolves key collisions silently by giving precedence to the more granular, context-specific setting (alert-level). This verified behavior guarantees custom alert events always contain relevant payloads, supporting accurate automated remediation or escalation.
NEW QUESTION # 21
Which statement best describes Beelnstana?
- A. It is a metric database used to perform complex metric queries
- B. A Kubernetes operator that requires high-performing data stores and a distributed data store cluster.
- C. An operator that can be used only on self-hosted deployments that have data stores installed
- D. An operator that can be used to install Instana on Kubernetes
Answer: B
Explanation:
BeeInstana is identified in Instana's documentation as the core Kubernetes operator driving distributed installation and management of Instana components. The documentation defines: "BeeInstana is a Kubernetes operator that requires robust, high-performing distributed data stores and manages Instana deployment complexity, resource allocation, and scaling within large clusters." By leveraging Kubernetes-native constructs, BeeInstana orchestrates Instana backend, UI, sensors, and streaming components-ensuring reliable, scalable deployments for enterprise settings. The operator orchestrates failover, recovery, and persistent storage management, supporting self-hosted and hybrid installations. While it is associated with metric data handling, its main role is orchestration and operational management based on distributed database infrastructures. Simple operator installation (A, D) does not capture its full role, and describing BeeInstana as only a metric database (B) misrepresents its architectural function in Instana's platform lifecycle.
NEW QUESTION # 22
Which statement accurately describes the use of the agent key?
- A. It is required only for downloading the license.
- B. It is not included in the purchase email and must be obtained separately.
- C. It is used for both downloading Instana artifacts and deploying an instance.
- D. It is used only for deploying an instance.
Answer: C
Explanation:
The IBM Instana Observability product architecture uses a security credential called an agent key for authentication and authorization in both installation and deployment operations. The documentation explicitly affirms: "The agent key must be used for downloading Instana installation artifacts from IBM repositories as well as for deploying agents to connect to the backend." This binding ensures entitlement enforcement and integrity of data transfer. The key, distributed through official IBM entitlement channels or purchase confirmation emails, validates the customer's licensed environment. During deployment, the same key is included in configuration files or environment variables so that each agent securely authenticates to its assigned backend instance. This unified mechanism simplifies lifecycle management while maintaining strong license controls. The key is never generated manually nor limited to licensing download alone-its dual purpose makes it critical in both provisioning and operations stages.
NEW QUESTION # 23
What is a valid method for an administrator to delete the 2FA settings of a user?
- A. SSH into the Clickhouse database pod, use SQL to delete the 2FA entry from the user.
- B. Submit a delete request to the API with the user's email.
- C. Go to settings -> Users, select the user, and delete the 2FA settings there.
- D. Use the kubectl-instana command line utility which provides the reset-2fa command.
Answer: C
Explanation:
Per IBM Instana's security documentation, management of two-factor authentication (2FA) is controlled directly via administrative functions in the web UI. The guidance reads: "Administrators can remove a user's 2FA association by navigating to Settings > Users, choosing the user, and using the remove or reset 2FA option in the UI." This workflow is safe, auditable, and leaves a traceable event in the audit log, satisfying enterprise security policy requirements. Direct API or CLI deletion of 2FA is not the recommended (or documented) method for Instana-managed users, and database-level manipulation (D) is unsupported as it risks data corruption. The UI approach is verified for both on-premises and SaaS installations.
NEW QUESTION # 24
What happens when multiple agent configuration files are created and put alongside the main configuration.yaml?
- A. An error is thrown since only one configuration file is allowed at any time.
- B. Only the first file is processed while other files are silently ignored.
- C. All configuration files are merged in alphabetical order.
- D. The configuration file is read in alphabetical order.
Answer: D
Explanation:
IBM Instana Observability's agent supports modularized configuration through multiple YAML configuration fragments within its configuration directory. As described in the documentation: "When multiple configuration files exist alongside the main configuration.yaml, the agent reads each in alphabetical order and applies configurations sequentially." This mechanism supports composable and layered configuration management, allowing base settings in configuration.yaml to be overridden or extended by secondary fragments. The key design principle is deterministic merge order-guaranteeing predictable configuration hierarchies across deployments. This method improves maintainability in large environments by facilitating separation of sensitive and technology-specific settings while maintaining a consistent merge process. IBM warns not to name multiple files with overlapping keys unless intentional overrides are desired. The merge is additive and case-sensitive, processed lexicographically, providing administrators both flexibility and traceability for troubleshooting and auditing. There is no error generated when multiple files are present; rather, Instana agent gracefully integrates them during initialization, a behavior that promotes advanced configuration modularity for complex deployments.
NEW QUESTION # 25
What prevents Ansible actions from manual deletion within Instana?
- A. The action is active.
- B. There is no name specified on the action.
- C. Default Actions cannot be deleted.
- D. Actions have been imported.
Answer: C
Explanation:
IBM Instana documentation is explicit: some action definitions, including default and built-in (such as Ansible) actions supplied by the platform, cannot be manually deleted by users or admins. It states: "Default Actions-including Ansible integration actions pre-defined by Instana-are protected from manual deletion to ensure availability and platform integrity." This ensures that core automation integrations remain functional and the baseline for remediations, regardless of user error or misconfiguration. Custom or imported actions can be removed, but defaults-tagged as such in the UI-are non-removable, safeguarding operational continuity and maintaining standardized integrations across manual and automated workflows. Active status or name presence does not impact deletion ability; it is the default/built-in status (D) that enforces this lock.
NEW QUESTION # 26
What is the default value of the agent log level?
- A. Debug
- B. Trace
- C. Info
- D. Warn
Answer: C
Explanation:
The Instana agent uses configurable logging levels to balance verbosity and operational clarity. IBM's official documentation clearly notes: "The default Instana Agent log level is set to INFO, providing important system messages without excessive output volume." Info-level logging captures initialization events, registration details, sensor activations, and important state changes during runtime. Higher verbosity levels, such as DEBUG or TRACE, are reserved for troubleshooting or engineering analysis and generally disabled by default to prevent log overgrowth or performance penalties. WARN and ERROR levels handle exception events but do not constitute day-to-day operational detail. Administrators may raise or lower the logging level dynamically through environment variables or agent configuration files if deeper insights are needed for debugging sensor or connectivity problems. Keeping INFO as the baseline gives operators coherent visibility of normal proceedings while maintaining efficiency and simplicity in operational monitoring.
NEW QUESTION # 27
Which feature helps automating incident management?
- A. Hotspot visualization
- B. Log visualization
- C. Action framework
- D. Static code quality checks
Answer: C
Explanation:
Automated incident management in Instana is powered by the "Action Framework." The IBM documentation reads: "Instana's Action Framework enables automated response and remediation to detected incidents via webhooks, script execution, or integrations with ticketing systems." The framework can trigger custom scripts, communicate with ITSM solutions, or directly notify DevOps/SRE teams when a health signature or smart alert activates. This helps shorten resolution times and supports continuous reliability objectives. Other visualizations or static checks, while useful (A, C, D), do not automate response-they only improve observability or code hygiene. The Action Framework is essential to operationalize incident response workflows across modern, distributed environments, as it closes the loop between detection and mitigation.
NEW QUESTION # 28
Which SDK can be used for Instana HTTP tracing?
- A. Trace Web
- B. Configure Web
- C. Haskell
- D. Programmatic Web
Answer: A
Explanation:
IBM explicitly identifies Trace Web SDK as the framework component for implementing HTTP tracing within Instana's observability ecosystem. The latest content in the IBM Instana documentation (v1.0.307, aligning to v1.0.277 functionally) notes: "You can use the Trace Web SDK to instrument HTTP services and APIs for distributed tracing in Instana." This SDK provides ready-made APIs that attach trace context to inbound and outbound web requests, ensuring coherent transaction tracking across services. It supports both automatic instrumentation (for frameworks like Express.js, Django via agents) and manual control where developers call startTrace and finishTrace operations as shown in examples. Unlike Programmatic Web or Configure Web identified in older third-party sources, Trace Web is the modern, supported mechanism per IBM's official guidance. Haskell is unsupported as an SDK target. Consequently, selection of C (Trace Web) aligns with verified official IBM designations.
NEW QUESTION # 29
How can the configuration parameters be changed when installing Synthetics via Helm?
- A. By modifying the default Helm chart directly
- B. By specifying values with the --set flag or providing a YAML file with the -f flag
- C. By using the --config flag to specify a configuration file
- D. By passing values through environment variables only
Answer: B
Explanation:
IBM Instana Observability supports deploying and managing components like Synthetic PoPs and monitoring collectors through Helm charts in Kubernetes environments. The official documentation explicitly states: "To customize the configuration of Instana Synthetics deployments using Helm, specify values either directly with the --set flag or via a configuration file passed with the -f flag during the Helm install or upgrade command." This approach aligns with Kubernetes best practices by maintaining immutable packaged charts while permitting flexible, environment-specific configurations through overrides. The --set parameter allows single-line value changes from the command line (for example, setting API keys or namespace values), whereas using a YAML file provides structure for multi-parameter updates and offers version control capability. IBM warns against manual edits in default Helm charts or direct environment-based configurations as these can be overwritten during automation or chart upgrades. Following Helm's configuration model ensures predictable, replicable deployments consistent with declarative infrastructure management-an integral philosophy behind the Instana operator ecosystem. The combination of -f and --set enables a scalable and consistent way to customize Synthetics installation across clusters.
NEW QUESTION # 30
What are the two SLI types Instana supports while configuring the service level objectives?
- A. Error logs based
- B. Alerts based
- C. Time based
- D. Traces based
- E. Event count based
Answer: D,E
Explanation:
IBM Instana's Service Level Indicator (SLI) configuration capabilities emphasize trace-based and event count-based SLIs. The verified guide details: "Instana supports SLI definitions based on distributed trace data and event counts, such as request rate, error rate, or latency." Trace-based SLIs allow direct measurement of real user or synthetic transactions for detailed performance objectives (e.g., 99th percentile response time). Event count-based SLIs track operational markers such as number of errors, alerts, or specific incidents-essential for regulatory uptime or compliance audits. Error logs, time-based or alert-based SLIs can be visualized but are not supported as direct SLI definitions by Instana, according to verified IBM configuration steps. The combination of traces and event counts provides the flexibility to set quality objectives, measure reliability, and drive alerting in line with SRE principles.
NEW QUESTION # 31
When installing the Instana host agent on Kubernetes, which option is valid?
- A. Operator
- B. RPM
- C. Binary
- D. Homebrew
Answer: A
Explanation:
The Instana Operator is the officially recommended and supported method for deploying the Instana host agent on Kubernetes clusters. The IBM Instana Observability documentation states, "The recommended method to install the Instana agent on Kubernetes clusters is via the Instana Operator, which uses Custom Resources to simplify lifecycle management." The Operator pattern in Kubernetes automates not just installation, but also upgrades, configuration, and management of agents across the entire cluster. This ensures security and reliability because the Operator reacts to cluster changes and can self-heal agent deployments. Other install options such as Homebrew, direct binary, or RPM are for traditional VM or bare-metal hosts-not for orchestrated container environments like Kubernetes. Only with the Operator does Instana support automated scaling, configuration through CRDs, and native Kubernetes best practices. Helm charts are also often involved in configuring the Operator, further streamlining agents' deployment in public, private, or hybrid cloud clusters.
NEW QUESTION # 32
What is the default context in which an action script sensor runs?
- A. Logged in Instana user
- B. Instana agent
- C. Service agent
- D. Container
Answer: B
Explanation:
Within Instana, action script sensors execute administrative or diagnostic commands in context of the runtime environment that hosts the Instana agent. The current IBM documentation specifies: "Action scripts are executed by the Instana agent process on the monitored host using the permissions and context of that agent." The agent serves as a self-contained runtime capable of executing defined scripts, invoking system-level or application-specific logic safely within its host boundary. This design enhances automation and extensibility while respecting host-level security because the execution does not escalate privileges beyond the agent's service account. Instana ensures that scripts running within the agent context inherit its environment variables and operational limits, guaranteeing consistency and preventing user-specific execution inconsistencies. Other answer options (service agent, container, or logged-in user) do not reflect the actual architectural control documented by IBM, where the primary host agent controls all action-based script invocations.
NEW QUESTION # 33
What is Instana's custom built software that is designed to monitor a specified technology?
- A. Profiling
- B. Tracer
- C. Service
- D. Sensor
Answer: D
Explanation:
Instana uses Sensors as specialized software components embedded within its agents to monitor and extract telemetry from various supported technologies. The verified documentation states: "Sensors are built-in modules that detect, identify, and monitor specific technologies such as databases, servers, run-times, and messaging systems." These components ensure that the agent collects targeted metrics, events, and traces optimized for individual stacks like MySQL, Kafka, or Java. When deployed, the Instana agent automatically discovers technologies running in the environment and loads corresponding Sensors dynamically, requiring minimal user configuration. Tracers handle transaction propagation, Profiling covers code-level performance, and Service is a higher abstraction in application topology-not individual monitoring logic. The Sensor concept remains core to Instana's automatic discovery and observability architecture as validated in IBM's architectural reference sections.
NEW QUESTION # 34
Which back-end component in the stream processor pipeline is shared between application and infrastructure?
- A. Log-Processor
- B. Filler
- C. Processor
- D. Acceptor
Answer: B
Explanation:
IBM Instana's documentation for internal architecture and stream processor pipeline defines component functions explicitly. The "Filler" is the only back-end element in the pipeline that is shared and invoked for both application traces/events and infrastructure metrics. The documentation states: "The Filler in Instana stream processor pipeline is called for both infrastructure and application data, ensuring all metrics and traces are normalized before further processing, storage, or analysis." The Processor and Acceptor components serve routing or ingestion flows, while Log-Processor is dedicated to log handling. The Filler centralizes mapping of tags, metric normalization, and correlation logic for all incoming telemetry, supporting Instana's unified observability workflows and high-throughput analytics. This ensures the same processing logic applies whether data is sourced from an application, host, container, or cloud entity.
NEW QUESTION # 35
What is mandatory to use Instana REST APIs?
- A. CURL
- B. Python
- C. Token
- D. Cookie
Answer: C
Explanation:
Access to Instana's REST API is secured using authorization tokens-an industry-standard best practice for API authentication and traceability. IBM documentation says: "A personal or team API token is required to authenticate REST API calls." Tokens serve as credentials embedded in HTTP headers on each request, providing both identity and access control for the API consumer. Tokens are mandatory; without a valid token, any API requests are denied with a 401 Unauthorized error, regardless of whether a tool (such as CURL) is used. Tokens can be scoped for individual users (personal tokens) or teams (team tokens), enabling granular tracking and revocation as part of enterprise security policies. API tokens are generated from the Instana UI under the profile or team section. Cookies and raw client libraries (e.g., Python) are not authentication methods for Instana APIs.
NEW QUESTION # 36
Which action is required to enable features in the Instana Self-Hosted Custom Edition?
- A. Modify the deployment settings.
- B. Add feature flags in the configuration file for the units.
- C. Add feature flags in the configuration file for the core.
- D. Restart the backend.
Answer: C
Explanation:
Enabling advanced features in Instana Self-Hosted Custom Edition requires administrators to add or adjust feature flags in the core configuration file, as per IBM's setup documentation. Specifically: "Feature enablement in Instana Self-Hosted Custom Edition is controlled via feature flags set in the core configuration file, allowing platform-wide updates at startup." Modifying deployment settings may affect resources or endpoints but does not toggle internal features. Unit-level configuration affects only specific microservices, not centralized capabilities. Restarting the backend is necessary after changing configuration but is not itself a feature-enabling action. The central core configuration file, located under the main configuration directory, contains comprehensive toggles for features spanning UI, backend, and data processing pipelines. Only changes made here and saved with appropriate syntax will activate platform features on next start or reload.
NEW QUESTION # 37
What is required for automatic backend correlation to work given that the EUM agent has been properly set up?
- A. The Instana SDK
- B. Exposure of the backend trace id
- C. Valid HTTPS connection
- D. Matching application perspective
Answer: B
Explanation:
To successfully achieve automatic correlation between frontend and backend traces, Instana requires backend services to expose a trace identity. The IBM Instana EUM and tracing correlation section confirms: "Automatic backend correlation requires exposure and propagation of the backend trace ID to connect user interaction traces with backend processing traces." When the EUM agent operates in browsers or mobile interfaces, it injects headers containing Trace and Span IDs into subsequent backend HTTP requests. Backend instrumentation must read and propagate these identifiers through service calls so Instana can unify them into a single end-to-end transaction trace. Proper correlation connects a user's session-to-service journey across web, application, and infrastructure layers, a fundamental aspect of Instana's distributed tracing model. Lacking backend trace ID propagation causes separated traces that cannot be linked, even if HTTPS, SDK, or application perspectives are configured correctly. This mechanism remains fully verified in the IBM Instana Observability Tracing Integration Guide.
NEW QUESTION # 38
What is the purpose of creating a custom service rule in Instana?
- A. To apply the service.name tag of the infrastructure component
- B. To map services using existing meta-information of the infrastructure component
- C. To set a global service name for all calls
- D. To create a manual service configuration
Answer: B
Explanation:
IBM Instana Observability enables users to create custom service rules to precisely associate telemetry with logical services using meta-information already present in infrastructure components. The documentation specifies: "Custom service rules enable mapping of discovered entities to meaningful service constructs, using labels, tags, or annotations present on infrastructure components." This supports the grouping and visualization of traffic/metrics for actual business workflows rather than default technical boundaries. By analyzing meta-data, such as Kubernetes labels, docker tags, or VM metadata, Instana automatically maps relevant requests and traces to the defined service names, improving observability and simplifying troubleshooting. Global service naming (A) and manual configuration (C) do not leverage infrastructure metadata and are not scalable in dynamic environments. Option D relies only on a service.name tag, missing broader meta-information mapping capabilities. The verified documentation supports answer B as the sole comprehensive approach for dynamic service discovery within Instana.
NEW QUESTION # 39
Which two methods can Instana administrators use to create an API token?
- A. Team API token
- B. JSON Web tokens
- C. Unit-specific API tokens
- D. Sensor-specific API token
- E. Personal API tokens
Answer: A,E
Explanation:
IBM Instana supports two primary methods for creating API tokens necessary for secure automation and integration: Team API tokens and Personal API tokens. The official documentation states: "API tokens for REST API access can be generated either on a per-user (personal) basis, or at the team level for shared automation use." Personal tokens are created from the user profile menu and scoped to an individual's permissions, supporting traceability and revocation. Team tokens are created under team or group settings and represent organizational integrations or CI/CD pipeline automation. JSON Web Tokens (A) are an industry token standard but not a creation flow in Instana. Unit- or Sensor-specific tokens are not supported (C, D); all automation integrations must use Personal or Team tokens, which are easily managed and rotated via the web UI for improved security hygiene.
NEW QUESTION # 40
Which items are examples of event types that can be used when creating a new alert in Instana?
- A. Timer, Counter, Level
- B. Incidents, Offline, Changes
- C. Logs, Resources, Tracing
- D. Request, Response, Interruption
Answer: B
Explanation:
According to the IBM Instana Observability documentation, event types form the foundation of Instana's alerting system. When configuring new alerts, users can select event categories such as Incidents, Offline, or Changes. The documentation specifies: "Instana alerts are triggered by event conditions derived from incidents (performance degradations), offline detections (component unavailability), and changes (deployment or configuration actions)." Incidents indicate performance or reliability degradation impacting users, Offline events represent disconnected sensors or hosts, while Changes capture deployments or configuration modifications influencing performance. Combining these event types enables contextual alerts and reduces noise by differentiating between symptoms and root causes. Other listed options refer either to data processing concepts (Timers, Counters) or monitoring inputs (Requests, Tracing), not supported as Instana alert event types. These verified categories are consistent across versions 1.0.277 through 1.0.307.
NEW QUESTION # 41
Which statement accurately describes the use of the agent key?
- A. It is required only for downloading the license.
- B. It is not included in the purchase email and must be obtained separately.
- C. It is used for both downloading Instana artifacts and deploying an instance.
- D. It is used only for deploying an instance.
Answer: C
Explanation:
The IBM Instana Observability product architecture uses a security credential called an agent key for authentication and authorization in both installation and deployment operations. The documentation explicitly affirms: "The agent key must be used for downloading Instana installation artifacts from IBM repositories as well as for deploying agents to connect to the backend." This binding ensures entitlement enforcement and integrity of data transfer. The key, distributed through official IBM entitlement channels or purchase confirmation emails, validates the customer's licensed environment. During deployment, the same key is included in configuration files or environment variables so that each agent securely authenticates to its assigned backend instance. This unified mechanism simplifies lifecycle management while maintaining strong license controls. The key is never generated manually nor limited to licensing download alone-its dual purpose makes it critical in both provisioning and operations stages.
NEW QUESTION # 42
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