C1000-142 Sample Questions & Answers
Virtual private cloud, core compute and storage options carry the most weight, alongside account essentials like IAM, the IBM Cloud platform interface and security, cloud deployment and service models, and the fundamentals of cloud computing and migration.
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- Question 1Intermediate
Cloud Services and Deployment Models · Service Models
A project manager is evaluating different cloud service models for a new application. The development team wants maximum control over the operating system, middleware, and runtime environment, but wants to avoid managing the physical servers, storage, and networking hardware. Which cloud service model aligns with these requirements?
graph TD subgraph You_Manage A[Applications] B[Data] C[Runtime] D[Middleware] E[Operating System] end subgraph Vendor_Manages F[Virtualization] G[Servers] H[Storage] I[Networking] end A --> B --> C --> D --> E --> F --> G --> H --> IShow answer & explanation
Correct answer: C
Infrastructure as a Service (IaaS) provides the fundamental computing, networking, and storage resources, while the customer is responsible for managing the operating system, middleware, runtime, data, and applications. This model offers the most control over the software stack without the burden of managing physical hardware, perfectly matching the team's requirements as depicted in the diagram.
- Question 2Advanced
Services Available on IBM Cloud · VPC and Application Modernization
A logistics company, 'GlobalShip', is planning a cloud migration for its monolithic, on-premises shipment tracking application. The application is built on a traditional three-tier architecture with a web front-end, a Java-based application server, and a relational database. The application experiences highly variable loads, peaking during business hours and holidays.
The IT department's primary goals are to improve scalability, increase deployment agility, and reduce operational overhead. They must ensure the new architecture is resilient to single-component failures. The solution must be implemented within a logically isolated network environment in the
eu-deregion, and all inbound web traffic must be distributed across the front-end servers.Which IBM Cloud architecture provides the most effective solution to meet GlobalShip's requirements?
Show answer & explanation
Correct answer: C
This solution comprehensively addresses all of GlobalShip's requirements. A VPC provides the necessary network isolation. Refactoring into microservices on Red Hat OpenShift enables deployment agility and independent scaling. OpenShift's autoscaling handles the variable load efficiently. The Application Load Balancer distributes traffic as required, and placing the database in a private subnet enhances security. This architecture is resilient, scalable, and operationally efficient.
- Question 3Intermediate
IBM Cloud Account Essentials · Identity and Access Management (IAM)
An administrator needs to create a non-human identity for an automated CI/CD pipeline that will deploy resources into an IBM Cloud account. This identity requires its own API key and must be granted specific, limited permissions to interact with the IBM Cloud Container Registry and IBM Kubernetes Service. Which IAM entity should be created for this purpose?
Show answer & explanation
Correct answer: B
A Service ID is the correct IAM entity for representing an application or automated service, such as a CI/CD pipeline. It is not tied to a human user, can have its own API keys for authentication, and can be assigned specific access policies to control its permissions, following the principle of least privilege. This is the standard best practice for securing automated processes in IBM Cloud.
- Question 4Beginner
Fundamentals of IBM Cloud · Resource Organization
True or False: In IBM Cloud, a single resource group can contain resources deployed in multiple different regions, such as a Virtual Server in
us-southand a Kubernetes cluster ineu-de.Show answer & explanation
Correct answer: A
This statement is true. A resource group is a logical container for organizing resources and managing access, and it is not tied to a specific region. It is a global construct within an IBM Cloud account, allowing you to group related resources together for management purposes, regardless of the geographic region in which they are physically deployed.
- Question 5Intermediate
Services Available on IBM Cloud · Watson AI Services
A marketing firm wants to build an interactive chatbot for their website to answer customer questions about their products. They need a service that allows them to design complex conversation flows, integrate with messaging platforms, and requires minimal machine learning expertise. Which IBM Cloud service is specifically designed for this purpose?
Show answer & explanation
Correct answer: C
IBM Watson Assistant is the purpose-built service for creating and deploying conversational AI interfaces like chatbots and virtual agents. It provides a user-friendly graphical interface for defining intents, entities, and dialog flows, allowing users to build sophisticated chatbots without deep AI/ML knowledge. Watson Discovery is for insight extraction from unstructured data, and Watson Studio is a platform for building and training custom ML models.
- Question 6Intermediate
Services Available on IBM Cloud · Storage Options
A data scientist needs to store large, unstructured datasets, such as images and log files, for a machine learning project. The data will be written once and read many times. The primary requirements are high durability, scalability to petabytes, and the lowest possible cost for long-term storage. Which IBM Cloud Object Storage class should be used for this data?
Show answer & explanation
Correct answer: D
The 'Archive' storage class in IBM Cloud Object Storage is specifically designed for long-term data retention at the lowest cost. It is ideal for data that is infrequently accessed, such as archives and data backups. While retrieval times are longer than other classes, it perfectly matches the requirements for durability, massive scalability, and cost-effectiveness for data that is written once and rarely read.
- Question 7Intermediate
Fundamentals of IBM Cloud · IBM Cloud CLI and APIs
A DevOps engineer needs to programmatically provision a new Virtual Server Instance (VSI) in a VPC using a script. They have already installed and configured the IBM Cloud CLI. Which command should they use to begin the process of creating a new VSI?
Show answer & explanation
Correct answer: B
The correct command for creating resources in a VPC (also known as 'Gen 2' infrastructure) uses the
is(Infrastructure Services) plugin. Theibmcloud is instance-createcommand is used to provision a new Virtual Server Instance within a VPC. Theslcommand is for 'Classic Infrastructure' resources,ksis for Kubernetes Service, andcfis for Cloud Foundry. - Question 8Intermediate
Introduction to Cloud Computing · Cloud Support Job Roles
A business analyst is tasked with explaining the benefits of cloud adoption to non-technical stakeholders. They describe a specific role responsible for designing the high-level cloud architecture, selecting appropriate cloud services to meet business requirements, and ensuring the solution aligns with security, cost, and performance goals. Which cloud job role are they describing?
Show answer & explanation
Correct answer: C
The role of a Cloud Architect involves translating business requirements into a technical cloud strategy. This includes high-level solution design, service selection, and defining standards for security, scalability, and cost. A Cloud Administrator focuses on day-to-day management and maintenance, while a DevOps Engineer focuses on automating the software delivery lifecycle.
- Question 9IntermediateSelect 2
IBM Cloud Account Essentials · Support Plans
A startup is running a production application on IBM Cloud and has an Advanced support plan. They experience a critical, system-down issue (Severity 1) that impacts their customers. According to the IBM Cloud support plan SLAs, what is the target response time for this type of issue? (Select TWO that apply)
Show answer & explanation
Correct answers: A, C
The Advanced support plan provides a target response time of less than 1 hour for Severity 1 issues.
The Advanced support plan includes phone support, which is crucial for handling high-severity issues effectively.
- Question 10Advanced
Cloud Services and Deployment Models · Deployment Models
A global enterprise has existing, heavy investments in on-premises data centers for regulatory reasons but wants to leverage the elastic compute and advanced AI services of IBM Cloud for new development projects. They need a seamless operational experience that allows them to manage both on-premises and public cloud resources from a single control plane. Which cloud deployment model best describes this strategy?
Show answer & explanation
Correct answer: D
A Hybrid Cloud model is defined by the integration of on-premises infrastructure (a private cloud) with a public cloud. The key element in this scenario is the requirement for a 'single control plane' to manage both environments, which is a hallmark of a true hybrid cloud strategy, often enabled by services like IBM Cloud Satellite. This model allows the enterprise to keep sensitive data on-premises while using the public cloud's scalability and advanced services.
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