Developing Cloud Native Applications Coursera Quiz Answers

Developing Cloud Native Applications Week 01 Quiz Answers

Quiz : Module 1 Graded Quiz

Q1. Which of the following is not part of the cloud native stack?

Application code
Application runtime
Machine learning models
Cloud infrastructure

Q2. Cloud native applications consist of microservices working together to comprise an application. Where are the microservices typically packaged?

Libraries
Vaults
Containers
Sandbox

Q3. What is one of the efforts that CNCF considers their responsibility?

Reviewing project submissions
Developing new technology
Making technologies accessible and reliable
Making cloud native computing ubiquitous

Q4. CNCF technology projects progress through three ascending stages. Which is the middle stage?

Submission
Incubated
Graduate
Sandbox

Q5. The app modernization effort touches which stages of application development?

Innovation, Agile Delivery, Cost Reduction
Cloud Native, Cloud Ready, Traditional
Build, Deploy, and Run
Refactor, Repackage, Test

Q6. Which of these modernization patterns involve leaving the complex parts of the application as is?

Expose APIs
Migrate monolith to a cloud runtime
Refactor to microservices
Strangle the monolith

Q7. What pattern does TDD follow?

Only some of the code is backed by a test
Green-red-deploy
Write code and then test
Red-green-refactor

Q8. What does an SRE use to reveal system downtime when making changes?

Controlled risk
Error budgets
Service-level agreements
Service-level objectives

Q9. What is an important reason why organizations use public and hosted private clouds?

Lack of concern with platform and infrastructure needs
Remove developer concerns and commitment about storage and memory
Cut costs by reducing IT staff
Increase security

Q10. What is the difference between a private hosted cloud and a private cloud?

A private cloud can be hosted and maintained by an organization on premises
A private cloud can be hosted by an external vendor but maintained by the organization
Hosted private clouds are maintained by an external vendor for one organization
All of the above

Developing Cloud Native Applications Week 02 Quiz Answers

Quiz : Module 2 Graded Quiz

Q1. What is one of the IBM Cloud catalog categories for infrastructure resources?

IoT
Networking
Application
Service

Q2. What resources do virtual servers share with other operating systems?

Functions
Software resources
Web applications
Cloud Foundry Apps

Q3. How are runtime environments integrated into IBM Cloud?

As buildpacks
As templates
As services
As applications

Q4. What is one of the resources found in the IBM Cloud Default Dashboard?

Available memory
Storage size
Application logs
Network bandwidth

Q5. When you bind a service to an application, where are the credentials stored?

Application environment variables
Service dashboard
Service variables
User-defined environment variable

Q6. What responsibility does the resource controller have?

Manages access to Cloud Foundry regions
Manages IAM
Determines account resources
Manages the lifecycle of account resources

Q7. What is one of the advantages that services using Cloud IAM have over services based on Cloud Foundry?

Coarse-grained access control
Collaboration among team members
Connect to apps in different organizations
None

Q8. What Cloud Foundry user role can enable features for spaces?

Space auditors
Space developers
Organization auditors
Space managers

Q9. What holds the credentials of the service that you bind to an application?

SystemRoot
Temp
AppData
VCAP_SERVICES

Q10. What roles do the basic concept “rules” perform for IBM Cloud functions?

Triggering actions
Linking triggers to actions or sequences
Piece of code performing one specific task
Flow of actions to complete one function

Developing Cloud Native Applications Week 03 Quiz Answers

Quiz : Module 3 Graded Quiz

Q1. Node.js is the server-side component that runs what language?

Java
Python
Ruby
JavaScript

Q2. What advantage does Node.js provide by being event-driven and using asynchronous, non-blocking I/O?

Less code
Lower cost
Easier maintenance
Easy to scale

Q3. What open source engine does Node.js run on?

V8
V6
Apache Lucene Core
Panda 3D

Q4. What is one of the things you can manage with IBM Cloud CLI?

Credit card payment
Infrastructure
Network
IDEs

Q5. In ibmcloud CLIs, what can you use to automate the management and deployment process?

Markdown
Shell scripts
HTML
XML

Q6. After installing IBM Cloud CLI, what command can you use to verify the tool works in your environment?

ibmcloud –check
ibmcloud –version
ibmcloud status
ibmcloud cli

Q7. When you use a federated ID to log in to your IBM Cloud, what command do you use?

login
ibmcloud login –fid
cf login
ibmcloud login –sso

Q8. What syntax is recommended for use in IBM Cloud CLI for cf commands?

cf <command>
ibmcloud <cf_command>
ibmcloud cf <cf_command>
cf ibmcloud <command>

Q9. What command lets you upload, deploy, and start a Cloud Foundry application in IBM Cloud?

ibmcloud push
cf target
ibmcloud pull
ibmcloud app push

Q10. What file stores the deployment settings for a cf application in IBM Cloud?

Manifest.xml
Manifest.yml
Manifest.SXML
Manifest.txt

Developing Cloud Native Applications Week 04 Quiz Answers

Quiz : Module 4 Graded Quiz

Q1. With DevOps, which teams work together to support the software lifecycle from code design to deployment to production?

Development and operations
Development and security
Deployment and operations
Deployment and testing

Q2. Where is DevOps code continuously delivered and integrated into?

The desktop application
The IBM Cloud catalog
The main shared repository
The market feedback tool

Q3. Which Continuous Delivery feature can you use to automate builds, unit tests, and deployment?

Issue tracker
Git repository
Delivery Pipeline
Web IDE

Q4. Fill in the blank: Using the Continuous Delivery service, you can create DevOps toolchains to enable tool _____ that support your development, deployment, and operations tasks.

Integrations
Collaborations
Segmentations
Environments

Q5. Fill in the blank: The following are all ways to add a toolchain to your Continuous Delivery instance EXCEPT _____.

Click Create a Toolchain on the Getting Started page that appears when you create the service
Clone the main repository
Enable Continuous Delivery in an existing application
Add a toolchain from the catalog

Q6. The Continuous Delivery user interface used to create a toolchain groups the tools into which of the following four phases?

Code, Delivery, Run, Manage
Think, Code, Deliver, Run
Think, Code, Deliver, Manage
Think, Culture, Deliver, Run

Q7. What IBM Cloud feature lets you debug code in the browser ?

ibmcloud CLI
IDE
IBM Cloud Live Sync
ibm toolchain

Q8. Which Continuous Delivery feature provides a full-featured environment for writing your application code in your web browser?

Markup language
Open toolchain
The Web IDE editor
Delivery Pipeline

Q9. What does enabling Continuous Delivery for an application create?

A Git repository to manage source code
Kubernetes containers
A pipeline job to run automated tests of code
IBM Cloud API Docs

Q10. What are you allowed to configure for each stage in Delivery Pipeline ?

CPU
Instances
Environment variables
Memory

Developing Cloud Native Applications Week 05 Quiz Answers

Quiz : Module 5 Graded Quiz

Q1. What is Representational State Transfer (REST)?

A web resource
An architectural style
An API
A server-side application

Q2. Fill in the blank: REST uses a Uniform Resource Identifier (URI) to _____.

Use lightweight data models
Post data to the server
Describe the network location of the resource to retrieve or update
Define the structure of a web page

Q3. What do you use to call a REST service?

HTML resources
Server entry points
HTTP method nouns
HTTP method verbs

Q4. Which of the following are characteristics of REST and REST services?

REST provides a simple approach for building services for client/server interactions
REST services follow standard protocols
REST services tend to use lightweight data models
All of the above

Q5. What does a REST service do when you apply it to a server-side application?