Introduction to Cloud Computing All week Quiz Answers | IBM

Introduction to Cloud Computing 

All week Quiz Answers | IBM

Module 1 Graded Quiz

Question 1)

In the US National Institute of Standards and Technology (NIST) definition of “cloud computing”, what does the statement “shared pool of configurable computing resources” include ?

• Networks, servers, storage, applications, and services

Question 2)

What tasks do hypervisors accomplish ? Select two.

• Separates VMs logically and assigns each a share of the underlying computing power, memory, and storage.

• Enable multiple operating systems to run alongside each other, sharing the same physical computing resources.

Question 3)

What are some of the cloud benefits that make it lower-risk for enterprises to adopt cloud ? Select two.

• The speed with which applications can be up and running on the cloud versus months on traditional platforms, means enterprises can experiment, fail fast, learn, and course correct without setting them back significantly.

• The pay-as-you-go model allows enterprises to experiment with technologies as opposed to making long-term decisions based on little or no trial.

Question 4)

 Which of these are full-service cloud platforms ?

     A.     IBM Cloud

     B.     Amazon Web Services

     C.      Google Cloud Platform

     D.     Microsoft Azure

• A, B, C, and D

Question 5)

An IBM Institute for Business Value study says that more than three-quarters of enterprises today are using cloud computing to expand into new industries. What additional benefits do organizations find when adopting the cloud:

• Improve customer experience and create enhanced products and services

Question 6)

What are some of the results companies like Bitly, American Airlines, UBank, and ActivTrades achieve with cloud adoption ?

     A.     Better customer service

     B.     Remove barriers to innovation

     C.     Demand for enterprise scale

     D.     Accelerating growth

• A, B, C, and D

Question 7)

IoT, AI, Blockchain, and Analytics are emerging technologies enabled by the cloud. What are some of the attributes of cloud computing that enable these technologies? Select two.

• The power and scale of cloud resources

• Cloud offers on-demand computing

Question 8)

What is the three-way symbiotic relationship between IoT, AI, and Cloud?

• IoT delivers the data, AI powers the insights, and both emerging technologies leverage cloud's scalability and processing power

Question 9)

What is the three-way relationship between blockchain, AI, and the Cloud ?

• Blockchain provides the trusted, decentralized source of truth, AI powers the analytics and decisions made from the collected data, and cloud provides the globally distributed, scalable, and cost-efficient computing resources to support both technologies.

Question 10)

Which of these are essential characteristics of the Cloud ? Select two.

• On-demand self-service

• Resource pooling

Module 2 Graded Quiz

Question 1)

Which of the following does NOT represent one of the three main Cloud Service Models referred to in the course ?

• CaaS

Question 2)

Which one of the provided options is true for Infrastructure-as-a-Service ?

• Cloud provider owns, manages, and maintains the physical resources

Question 3)

Which are some of the key components of cloud Infrastructure-as-a-Service ? Select two.

• IaaS providers manage the hypervisors and end-users provision the virtual instances.

• IaaS providers manage large data centers that contain the physical machines required to power the various layers of abstraction on top of them

Question 4)

Which of the following are essential characteristics of Platform-as-a-Service ? Select two.

• PaaS offerings support middleware capabilities that assists developers by reducing the amount of code that must be written to expand the application’s functional capabilities.

• PaaS clouds provide services and APIs that help developers deliver elastically scalable and highly available cloud applications

Question 5)

Which one of the following is a key characteristic of Software-as-a-Service ?

• Ensure every user has access to the same, centrally located, infrastructure and application code.

Question 6)

Which of these statements is a characteristic of Public Clouds ? 

• A public cloud is a virtualized multi-tenant architecture

Question 7)

Which of the following statements is NOT a correct statement about Private clouds ?

• Private clouds can only be deployed on-premise, in an organization’s own datacenter

Question 8)

Which of these statements are true of Virtual Private Clouds (VPCs) ? Select two.

• VPCs are provisioned in a logically isolated part of a shared public cloud

• The VPC infrastructure is owned, managed, and operated by the public cloud service provider

Question 9)

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

Question 10)

Which of the following statements about Hybrid Cloud is NOT correct ?

• Hybrid clouds are only suitable for workloads involving Infrastructure-as-a-Service

Module 3 Graded Quiz

Question 1)

Each Cloud Region can have multiple Zones (also known as Availability Zones). What are Zones ?

• Unique physical locations with one or more data centers 

Question 2)

Is it possible to run completely different operating systems on Virtual Machines (VMs) that are on a single host? If yes, what makes this possible ?

• Yes, Virtualization makes it possible— to have VMs, running different operating systems, on a single host. 

Question 3)

Which of the following are examples of single-tenant compute environments in the Cloud? Select two.

• Dedicated host 
• Bare Metal servers

Question 4)

Which of these scenarios is ideal for the use of bare metal servers, as opposed to virtual servers ? Select two.

• CPU and I/O intensive workloads
• Huge performance and strict security and compliance requirements 

Question 5)

What are some key differences between Containers and Virtual Machines ? Select two.

• Containers can use the same OS as the host, while a virtual machine needs its own copy of the OS, which can also be different from the host OS 

• Containers are more lightweight as compared to virtual machines 

Question 6)

There are four types of cloud storage available. Which storage type is ephemeral or non-persistent ?

• Direct Attached storage

Question 7

What makes File storage an ideal solution for scenarios where shared storage is needed ?

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

Question 8)

Which of these scenarios are best suited for Block Storage ? Select two.

• Workloads that need low-latency storage

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

Question 9)

Which of these are features of Object Storage ? Select two.

• Object storage is effectively infinite 

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

Question 10)

What is the main benefit of a Content Delivery Network (CDN) ?

• Speed, it makes your website faster by serving files from a location closer to the user. 

Module 4 Graded Quiz

Question 1)

What are the key elements of a Hybrid Multicloud strategy ? Select two.

• Connects an organization’s on-premise private cloud and third-party public cloud into a single infrastructure 

• Allows you to leverage the best of cloud models and services across different cloud providers so that your applications and workloads work seamlessly across multiple clouds 

Question 2)

What are some of the benefits of using microservices architecture ? Select two.

• Application components can be developed and updated independently of each other 

• Components facing varied amounts of load can be scaled independently 

Question 3)

Serverless might not be the best fit for all applications or scenarios. Which of these attributes qualify an application for a serverless architecture ?

• Microservices that can be built as functions that are stateless 

Question 4)

What are the characteristics of a cloud native application ?

• Collection of microservices working together as a whole to comprise an application 

Question 5)

DevOps’ tools, practices, and processes are helping tackle some of the complexities and challenges posed by the cloud. Identify two ways in which DevOps is mitigating these challenges.

• By fully automating the infrastructure installation process in a way that is documented, repeatable, verifiable, and traceable 

• By creating an automated deployment pipeline

Question 6)

Cloud adoption is an integral part of application modernization. What are the other two important components of modernization ? 

• Microservices and DevOps 

Question 7)

One of the key characteristics of Hybrid Multicloud is portability. What does portability mean in the context of Hybrid Cloud ?

• The flexibility to move applications and data between systems and cloud service providers 

Question 8)

What is an attribute that distinguishes serverless computing from other compute models ? 

• The serverless model requires no provisioning of servers, installation of application stacks, or operation of the infrastructure by the users/developers 

Question 9)

Which one of these statements is NOT true of a microservices architecture approach ?

• When one of the microservices of an application stops to function, it disrupts the functioning of the complete application 

Question 10)

Which one of the following statements does NOT describe the DevOps approach and process ? 

• Eliminates the need to provision servers, build middleware, and install application code

Module 5 Graded Quiz

Question 1)

What are some best practices organizations need to follow in order to protect their cloud resources and systems ? Select two.

• Active monitoring for security and compliance 

• Adopt a shared responsibility model 

Question 2)

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

• Audit and Compliance 

• Cloud Directory Services 

Question 3

Which of these statements are true of cloud encryption

A.   Encryption ensures only authorized users have access to sensitive dat

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

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

D.   Encryption eliminates data security risk

• A, B, and C only 

Question 4)

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

• Track usage and cost of your cloud resources and services 

• Leverage end-user experience monitoring solutions to capture the performance of an application from the point of view of its end users

Question 5)

Which job role requires the following skills ?

·        Collaboration with development and operations teams 

·        Containerization expertise

·        Creating custom automation tools

·        Building and maintaining configuration and deployment frameworks

·        Monitoring security and measuring performance 

• Cloud DevOps Engineer