Thẻ ghi nhớ: IBM | Introduction to Cloud Computing [Graded] | Quizlet

Module 1: Overview of Cloud Computing

According to the US National Institute of Standards and Technology (NIST) definition of "cloud computing," what is the meaning of the statement "a shared pool of configurable computing resources"?

Networks, servers, storage, applications, and services.

What tasks do hypervisors accomplish?

Enable multiple operating systems to run alongside each other and separate VMs logically.

Which key considerations drive an organization's selection of cloud computing when considering expenditure for off-the-shelf software and investments in upgrades?

Software as a service and development platforms

Which of the following statements describes a benefit of cloud computing?

Hardware failures do not result in data loss because of backups maintained on the network

Which service provider provides one of the largest cloud-based data management platforms?

Oracle Cloud

Which service provider uses its cloud platform internally for their end-user products, such as Search and app engines that automatically allocate resources to handle demand?

Google Cloud Platform (GCP)

According to the International Data Corporation (IDC), what is that crucial ability that will make cloud computing essential for businesses to succeed, sustain, and compete in today's markets?

Data-driven decisions

Why did American Airlines require a new technology platform?

Requirement for better customer service

Select the answer that best describes how does Cloud Computing helps IoT devices?

Provides the resources to store and process the data produced by IoT devices and users.

Which of the following denotes the relationship between Blockchain, AI, and Cloud?

Blockchain provides a decentralized source of truth, AI powers analytics and decision-making, and the cloud provides globally distributed computing resources.

Module 2: Cloud Computing Models

In which cloud service model does the service provider manage the application data along with the infrastructure and platform resources.

SaaS

In which IaaS cloud environment can the deploy their middleware and install applications?

Virtual Machines

What is one of the concerns in cloud infrastructure configuration and management?

Dependency on a third party for workload availability and performance

What is the responsibility of a user in the PaaS model?

Application code and its maintenance

Which capability in the PaaS model eliminates the need for the integration of disparate components?

APIs for services

Which is a characteristic of the SaaS model?

Applications reside on a remote cloud network.

What is the users' role in a public cloud?

Users don't own the servers their applications run on.

What is a feature of a private cloud?

Application Portability

If an organization needs to run a highly sensitive and mission-critical application with unpredictable performance and capacity requirements, which of the following models would best meet its requirements?

Hybrid Cloud

What do you mean by "cloud bursting"?

You can leverage public cloud instances for a period of time but return to the private cloud when the surge is met.

Module 3: Components of Cloud Computing

Each Cloud Region can have multiple Availability Zones. What are Zones?

Unique physical locations with one or more data centers

Which of the following is a benefit of virtualization?

Cost savings

Which of the following types of Virtual Machine (VM) guarantees resources for future deployments?

Reserved virtual servers

Which of the following is a feature of bare metal servers?

High performance and secure

Subnets are the main area where security is implemented in the cloud. Which of the following is used to provide security at the virtual instance level in subnets?

Security Groups or SGs

Which of the following is a benefit of isolation of applications in containers?

Preventing malicious code in one container from impacting other containers

Which of the following storage types are ephemeral or non-persistent?

Direct Attached storage

What makes file storage an ideal solution for scenarios where shared storage is required?

File storage can be mounted on multiple compute nodes at the same time

Which of the following scenarios is best suited for Block Storage?

Applications that need consistent fast access to the disk, such as databases

Which of the following is a feature of Object storage?

You can directly use Object Storage without attaching it to a compute node

Module 4: Emergent Trends and Practices

Which of the following options describes a development principle, or action, for cloud native applications?

Containerize the microservices for maximum flexibility, scalability, and portability

Which of the following statements describes the DevOps approach and process?

A collaborative approach where business owners and development, operations, and quality assurance teams collaborate to deliver software continuously.

Which of the provided options encapsulates the complete application modernization journey?

The journey from monolithic and service-oriented architecture to microservices architecture, from physical servers and VMs to cloud infrastructure, and from the waterfall and agile methodology to DevOps.

How would a global flower delivery company leverage the Hybrid Multicloud architecture to meet its requirement of varying capacity demands across different geographies?

By distributing their delivery service application across multiple cloud environments and providers spread across multiple geographies

Which of the following statements describes the DevOps approach and process?

DevOps process is a collaborative approach that defines how people build, deploy, and manage applications in a cloud-native environment to deliver software continuously.

Which of these scenarios is NOT a good use case for serverless architecture?

Workloads characterized by long-running processes

How can the microservices architecture approah be characterized?

Decomposition of large applications into core functions to construct a comprehensive and functional application.

Fill in the blank. Microservices architecture is an approach in which a ______________ comprises many loosely coupled and independently deployable smaller components or services.

Single application

What does a cloud native application consist of?

Microservices

DevOps and Cloud share a _________ relationship.

Symbiotic

Module 5: Cloud Security, Monitoring, Case Studies, & Jobs

Fill in the blank. _____________ is a key part of an enterprise's digital transformation strategy.

Cloud computing

Which of the following are some best practices organizations must follow to protect their cloud resources and systems?

Adopt a shared responsibility model of active monitoring for security and compliance

Which of the following are key Identity and Access Management (IAM) components?

Cloud Directory Services, Audits, and Compliance

Which of these statements is true of cloud encryption?

A. Encryption ensures that only authorized users have access to sensitive data.

B. When encrypted data is intercepted without authorization, it is unreadable and meaningless?

C. Encryption protects data when it is at rest, in transit, and in use in memo.

D. Encryption eliminates data security risks.

A,B, and C only

Identify some of the standard cloud monitoring best practices from the provided options.

Leverage end-user experience monitoring solutions to capture the performance of an application from the point of view of its end users and track the usage and cost of your cloud resources and services.

What are some of the monitoring tools that help you to gain insights about your posture, compliance, and threats?

Flow logs from the network and security events

What are some of the benefits of using access groups?

The use of access groups helps to reduce the number of policies in an account. Access groups provide a more streamlined way to assign access rights.

Identify the two main parts of an encryption system from the provided options.

The encryption algorithm and decryption key

What are some of the benefits that cloud monitoring solutions offer?

-Accelerate the diagnosis and resolution of performance incidents and provide proactive notifications of abnormal or unusual situations.

- Troubleshoot applications and infrastructure

The Weather Company migrated its weather web property to a secure, scalable, and global architecture in the IBM Cloud. What benefits did they realize as a result of this migration?

Harness local data centers to minimize latency for users and optimize their systems for elasticity in handling extreme spikes in demand.