Virtualizzazione del cloud, Contenitori, e quiz sulle API & Risposte – Coursera

Welcome to a deep dive into cloud virtualisation, machines and API, where technology convergence is driving innovation and efficiency in cloud informatica. Check out our engaging quizzes and expert answers that shed light on the revolutionary power of virtualizzazione, containerizzazione e API integration in cloud ambienti. These quizzes serve as a gateway to understanding the core technologies shaping modern cloud infrastruttura, a partire dal virtuale machines to contenitore orchestration and API gestione.

Whether you are a cloud enthusiast looking to expand your knowledge or a technology professional looking to optimize cloud deployments, this collection provides valuable insights into the intersection of virtualizzazione, contenitori, e API nel cloud ecosistema. Join us on a journey of technological evolution as we unravel the complexities of cloud computing technologies and open up opportunities for scalability, flexibility and automation in the digital age.

Quiz 01: Settimana 2 Quiz

Q1. What is one difference between a Virtual Machine (VM) and a Container?

• VMs are designed to be run alone side code
• Virtual Machines are larger
• VMs run Linux

Q2. What is one unique attribute about Containers

• They are ideal for building Microservices
• They are the largest type of virtualization in terms of resources used
• They take up more disk space than Virtual Machines

Q3. What is an accurate description of Kubernetes?

• A Dockerfile
• A VM
• Automated container deployment

Q4. Why is Kubernetes considered “Planet Scale”?

• Designed by Google to run billions of containers a week
• It runs only on AWS
• It runs only on GCP

Q5. What software can install Kubernetes

• It comes with Virtual Machines
• Docker Desktop
• It is always installed on most systems

Q6. What is an advantage of spot instances on Amazon EC2?

• Newer features
• Bid on the unused capacity for a fraction of the retail cost
• Higher performance

Q6. Why could Containers fit into a DevOps best practice?

• They create an automatic unit test
• They map well to Microservices
• They create an automated deployment

Q8. Which of these scenarios fits a Kubernetes use case?

• Computing lab
• Static website
• Command-line tool

D9. What is the best abstraction for a command-line tool delivered to a customer?

• Kubernetes Cluster
• Virtual Machine Image
• Docker Container in Dockerhub

Q10. hat does a Dockerfile mean when it uses the statement FROM?

• Creates CPU Capacity
• Runs tests
• Inherit code

Settimana 02: Virtualizzazione del cloud, Containers and APIs Coursera Quiz Answers

Quiz 01: Settimana 3 Quiz

Q1. What is a Microservice?

• A VM
• A single purpose small service
• A website

Q2. Which of the following is a DevOps best practice?

• IaC (Infrastructure as Code)
• Sito web
• A VM

Q3. What is serverless?

• Amazon Elastic Map Reduce
• Amazon Spot Instances
• Running code without servers

Q4. What is Flask used for?

• Building Containers
• Python Microservice Web Framework
• Building Command-line tools

Q5. Microservices can be built in which language?

• Multiple languages
• Only one language per company
• Only Python

Q6. What protocol is most common for a Microservice?

• FTP
• SMTP
• HTTP

Q7. Why would you monitor a Microservice?

• Detect error conditions in production
• They are written in Go
• Microservices do not need monitoring

Q8. Why are communication and collaboration important for DevOps?

• Allows closer alignment of goals and projects
• With automation, collaboration is no longer necessary
• Teamwork is optional with DevOps

D9. How does Continuous Delivery (CD) help Microservices?

• Speed of changes to production
• It converts code to Python
• It negates the need for IaC

Q10. Why is Continuous Integration (CI) important with Microservices?

• Catch syntax bugs
• It can be skipped for Microservices
• It makes code run faster

Settimana 03: Virtualizzazione del cloud, Containers and APIs Coursera Quiz Answers

Quiz 01: Settimana 4 Quiz

Q1. What is another way to phrase Monitoring and Instrumentation?

• Unit Testing
• Data science for machines
• Linting

Q2. What is a process used in Monitoring?

• Linting
• Logging
• Unit Testing

Q3. What is an alert

• An Event
• A library
• A server

Q4. What is Kaizen?

• Miglioramento continuo
• Integrazione continua
• Consegna continua

Q5. What is the general premise of The Five Whys approach?

• Get to the root cause
• The HiPPO (Highest Paid Person’s Opinion) is right
• Might is righ

Q6. What is the relationship between Kaizen and company culture?

• Continuous improvement requires team buy in
• This is an executive order
• They are in opposition

Q7. What could a load test check?

• Linting
• Unit Testing
• Application behavior under load

Q8. What is a performance metric for an application?

• Unit Testing
• Linting
• Latency of response

D9. What is an example of an actionable alert?

• An error message from a log file
• 75% of CPU on a server launches a second server
• A message on a web browser page that says “Error Loading”

Q10. What is AWS Cloudwatch?

• A service for observability
• A database
• A storage system