Free IBM C1000-189 Test Practice Test Questions Exam Dumps
Prepare Top IBM C1000-189 Exam Audio Study Guide Practice Questions Edition
NEW QUESTION # 27
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 # 28
What is the purpose of creating a custom service rule in Instana?
- A. To set a global service name for all calls
- B. To map services using existing meta-information of the infrastructure component
- C. To create a manual service configuration
- D. To apply the service.name tag of the infrastructure component
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 # 29
What is the purpose of the Infrastructure map?
- A. It shows a dynamic map of the relation between infrastructure nodes.
- B. It is a detailed static image of all hardware resources.
- C. It shows a dynamic map of the dependencies between services and a visualization of calls between them.
- D. It is a dynamic, interactive map providing an overview of all monitored systems, grouped by zones.
Answer: D
Explanation:
According to IBM Instana Observability documentation, the Infrastructure map's primary goal is to present a real-time, interactive graphical overview of monitored hosts, nodes, VMs, and cloud instances, organized by zones or clusters. The verified statement is: "The Infrastructure map provides a dynamic, interactive view of all monitored systems-grouping resources by logical or physical zones and delivering actionable context for troubleshooting and planning." Users can zoom, filter, and select entities to drill into system health and configuration, identify relationships, and pinpoint issues in geographic or topological layouts. Static images are not produced; instead, the map updates in real-time as agents detect new hosts, containers, or state changes, reflecting additions, removals, or migrations instantly. Option D describes the Service map, which visualizes application and service dependencies rather than the underlying infrastructure. Thus, C best matches the IBM documented description for Infrastructure map functionality.
NEW QUESTION # 30
What is the purpose of the configuration option remote_write in Instana when integrated with Prometheus?
- A. To configure remote access to Instana
- B. To display metrics as only a Prometheus Entity
- C. To display metrics as either a Prometheus Entity or part of the Process Custom Metrics
- D. To write data to Prometheus
Answer: C
Explanation:
IBM Instana integrates natively with Prometheus to unify metric ingestion without disrupting existing telemetry setups. The configuration parameter remote_write enables this linkage. The official documentation states: "The remote_write configuration enables Prometheus to send data to Instana, where those metrics are displayed either as Prometheus entities or merged into process custom metrics." Instead of storing them only within Prometheus, Instana pulls remote_write relay feeds to create comprehensive, unified metrics views in its dashboard. This approach avoids duplicate monitoring systems and allows alerting across both Prometheus and Instana data seamlessly. The parameter does not configure outbound writing by Instana back into Prometheus-data always flows from Prometheus to Instana in this architecture. This integration respects Prometheus scraping principles yet centralizes analysis within Instana, achieving correlation between imported numerical time-series values and native metrics at the application or process layer.
NEW QUESTION # 31
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 # 32
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. All configuration files are merged in alphabetical order.
- C. Only the first file is processed while other files are silently ignored.
- 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 # 33
Which data source on the analytics page shows traces?
- A. Websites
- B. Logs
- C. Applications
- D. Infrastructure
Answer: C
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 # 34
Which back-end component in the stream processor pipeline is shared between application and infrastructure?
- A. Processor
- B. Acceptor
- C. Log-Processor
- D. Filler
Answer: D
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
Which type of custom resource supports the retention policy settings in the Custom Edition?
- A. ConfigYaml
- B. StorageConf
- C. UnitProp
- D. CoreSpec
Answer: D
Explanation:
According to the official IBM Instana Observability documentation (v1.0.304), retention policy settings in Custom Edition are NOT configured in a custom resource called "StorageConf." Instead, they are configured as properties within the CoreSpec of the Core custom resource. The documentation explicitly states: "Overwriting the default retention settings is optional and should only be done consciously. These retention setting values are configured as properties in the CoreSpec." The actual configuration looks like this:
text
kind: Core
metadata:
name: instana-core
namespace: instana-core
spec:
properties:
- name: retention.metrics.rollup5
value: "86400"
- name: config.appdata.shortterm.retention.days
value: "7"
- name: config.synthetics.retention.days
value: "60"
The retention policies for infrastructure metrics, application data, and synthetic monitoring are all configured as properties within the Core spec, not in a separate "StorageConf" custom resource. "StorageConf" refers to storage configurations for raw spans (S3, GCS, Azure), not retention policies.
NEW QUESTION # 36
In which host agent mode does Instana only monitor the underpinning host and activates its sensors for technologies?
- A. INFRASTRUCTURE
- B. APM
- C. ARM
- D. AWS
Answer: A
Explanation:
The IBM Instana Observability documentation clearly defines several operating modes for the host agent, with INFRASTRUCTURE mode dedicated exclusively to monitoring system-level performance data. The verified extract states: "INFRASTRUCTURE mode configures the host agent to monitor the underlying host metrics and activate sensors for the technologies running on that host without tracing application-level transactions." It collects CPU, memory, disk, network metrics, and technology integrations like Docker or OS sensors while ignoring application instrumentation. This mode reduces overhead in environments that demand system observability without full APM tracing. APM mode, conversely, extends to application traces and requests. Cloud-specific modes such as AWS or ARM designate external monitoring integrations rather than agent behavior. INFRASTRUCTURE mode thus provides base telemetry visibility as per documented design and was verified in both formulations of the Instana agent guides (v1.0.277, v1.0.307).
NEW QUESTION # 37
After creating a custom dashboard in Instana, what are the default permissions for it?
- A. All users can view it but only editors can modify it.
- B. Only owner can see and edit it - can be shared to other users.
- C. Only owner can see and edit it - cannot be shared to other users.
- D. All users can view and edit it.
Answer: B
Explanation:
The dashboard permissions model in Instana ensures secure, user-specific management of visual analytics content. IBM confirms: "By default, dashboards created by a user are private and accessible only to their creator; they can be shared explicitly with other users or teams for viewing or editing." This model supports controlled collaboration while maintaining ownership accountability. The owner may later assign permissions within the UI, typically under the Dashboard Sharing and Permissions option, defining read or write privileges per user or group. Default private scoping avoids accidental data exposure yet allows managed distribution in team settings. Public dashboards may be intentionally created as shared artifacts, but sharing must always be a conscious user action. These principles align with enterprise-grade security requirements described in the Permissions section of the dashboards documentation and remain unchanged across Instana versions.
NEW QUESTION # 38
What is the default log level set to collect Log4j syslog for Instana agent configuration?
- A. Warning
- B. Error
- C. Debug
- D. Info
Answer: D
Explanation:
As outlined in the Instana agent deployment documentation, the default log level for gathering Log4j syslog information is Info. The documentation reads: "The default log level for syslog collection in Instana agents with Log4j integration is Info, enabling monitoring of operational and sensor activity without excessive diagnostic output." Info level is chosen as a best-practice default to log key events like agent startup, sensor activations, and health check results. Debug, Warning, and Error thresholds are for troubleshooting or failure analyses and may be set manually for deep inspection but are not preselected at install. Optimal Info-level logging ensures administrators receive actionable messages without burdening disk or log forwarding pipelines. Configuration files can be adjusted for verbose output; however, initial deployments and automated frameworks always rely on Info as the default value.
NEW QUESTION # 39
Which responsibilities align with the DevOps persona in Instana and how does it assist in fulfilling these responsibilities?
- A. Developing new microservices and applications without worrying about infrastructure provisioning
- B. Configuring infrastructure dependencies to ensure smooth application deployment
- C. Managing on-premises IT infrastructure performance and optimization
- D. Ensuring application stability and security by automating alerting, incident mitigation, and monitoring configuration data updates
Answer: D
Explanation:
Instana documentation differentiates user personas, with the DevOps role centered on continuous improvement, automation, and reliability engineering. The IBM guide specifies: "DevOps roles use Instana to ensure application stability and security through automated alerting, incident management workflows, and adaptive configuration updates." Instana assists DevOps teams by detecting anomalies immediately through Smart Alerts, contextual health signatures, and automated remediation routines (via actions or webhooks). These functions align with Site Reliability Engineering practices, aiming to ensure service quality while enforcing rapid feedback loops. Automated configuration data updates synchronize agent sensors and dependencies without manual intervention, supporting faster CI/CD cycles. This differs from infrastructure or developer-focused responsibilities-here, emphasis is on achieving observability at scale for system operations. The integration of performance metrics, distributed tracing, and intelligent alerting allows DevOps teams to iterate on monitoring configurations alongside continuous deployment, keeping microservice systems stable under constant change.
NEW QUESTION # 40
What is highly recommended when integrating a few hundred IBM APM v8 agents with Instana?
- A. Increase the JVM memory of the Instana host agent.
- B. Re-install the IBM APM 8 server.
- C. Enable the APM sensor directly on the configuration.yaml file.
- D. Install the Instana Agent on multiple servers.
Answer: A
Explanation:
IBM Instana Observability documentation makes it clear that, when integrating many IBM APM v8 agents with a single Instana Agent host, it is highly recommended to increase the JVM memory allocation of the Instana host agent. The official guidance is: "If integrating several hundred APM v8 agents with a single Instana host agent, make sure to increase the Java Virtual Machine (JVM) heap size on the Instana host agent, as the default settings may not suffice for the heightened metric ingestion and processing load." Without this adjustment, the host agent could experience memory pressure, leading to dropped metrics, agent restarts, or degraded ingestion. This step is essential for scaling and ensuring metric reliability in high-volume environments, as detailed in the agent performance tuning and scalability section of IBM's documentation. Other options (A, B, D) do not address the resource requirements driven by metric collection at scale.
NEW QUESTION # 41
For which event type does Instana create an alert because end users are impacted?
- A. Incident
- B. Issues
- C. Monitoring issues
- D. Changes
Answer: A
Explanation:
Based on IBM Instana documentation review, Incidents are the event type that triggers alerts when end users are impacted. The official IBM documentation states: "An incident helps you to understand situations impacting your edge services and critical infrastructure... Incidents are created as soon as Instana detects either a key performance indication (KPI) is breached on an edge service, or a critical infrastructure issue." However, the documentation also clarifies: "An issue is an event that is triggered if something out of the ordinary happens... An issue by itself does not trigger an alert, Instana simply notes that it happened. Should the service to where this system is connected behave badly, this issue is part of the incident." Critical issues can trigger alerts and may impact end users, but Incidents are specifically designed to represent situations where end-user-facing services (edge services) are impacted. The answer is B. Incident as the primary event type for end-user impact alerts.
NEW QUESTION # 42
Which tool does Instana use to provide geographical data by mapping user IP addresses?
- A. Universal Geo database
- B. Google Maps API
- C. Geo Application Service
- D. GeoLite2 database
Answer: D
Explanation:
IBM Instana leverages the open-source and widely recognized GeoLite2 database for mapping user IP addresses to their approximate physical locations in synthetic and real user monitoring scenarios. The documentation details: "Instana provides geographical and location metadata based on the GeoLite2 database, which is regularly updated for improved accuracy and privacy compliance." GeoLite2 is a MaxMind-developed database providing country, city, region, and sometimes ISP-level information from IP addresses. Using an on-premise and regularly-curated geo database ensures no end-user data is ever transmitted to external or third-party web mapping services (such as Google Maps), maintaining strong data privacy and compliance for enterprise customers. Other listed tools are not native to Instana's geo lookup implementation.
NEW QUESTION # 43
Which two methods can Instana administrators use to create an API token?
- A. Personal API tokens
- B. Unit-specific API tokens
- C. Sensor-specific API token
- D. Team API token
- E. JSON Web tokens
Answer: A,D
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 # 44
......
Go to C1000-189 Questions - Try C1000-189 dumps pdf: https://www.testkingpdf.com/C1000-189-testking-pdf-torrent.html
Dumps Practice Exam Questions Study Guide for the C1000-189 Exam: https://drive.google.com/open?id=1IJ0XJxc0KZ-ajfJC1hpTpXs_u6Xqodg4
