Examen Principal Initiation Au Cloud
Examen Principal Initiation Au Cloud
Examen Principal Initiation Au Cloud
Semestre : 1 2
Remarque : Vous ne devez pas mélanger l’utilisation de deux langues dans une même question ou dans un même
exercice.
Exercice1 : Etude de cas (5 points)
Netflix est présent dans plus de 190 pays et compte plus de 158 millions de membres, ce qui
en fait le leader mondial des services de divertissement en streaming. L'entreprise utilise une
solution cloud pour presque tous ses besoins de calcul et de stockage, y compris les bases de
données, les analyses, les moteurs de recommandations, le transcodage vidéo.
1) Quel est le modèle de déploiement de la solution cloud que Netflix doit utiliser.
2) Quel est le modèle de service qui correspond aux ressources utilisées par Netflix.
3) Justifier deux avantages de l’utilisation du Cloud pour ce type d’entreprise.
4)Citez trois métriques à mentionner dans le SLA du fournisseur cloud pour l’entreprise
Netflix.
1
1) The benefit of moving toward a cloud computing model is that it improves operational
efficiencies and lowers capital expenditures.
a. True
b. False
2) In cloud / virtual computing which term from the list below is best defined as 'the ability to
easily expand and include additional east-west service architecture'
a. Elasticity
b. Tier
c. Trust
3) Which of the following is NOT an advantage of cloud computing?
a. Limited visibility
b. Resource optimization
c. Automation
4) Which aspect of cloud computing will be most negatively impacted by vendor lock-in?
a. Elasticity
b. Flexibility
c. Portability
5) Which of the following roles involves the provisioning and delivery of cloud services?
6) Many of the traditional concepts of systems and services for a traditional data center also
apply to the cloud. Both are built around key computing concepts. Which of the following
compromise the two facets of computing?
a. CPU and software
b. CPU and storage
c. CPU and memory
7)Within an IaaS implementation, which of the following would NOT be a metric used to
quantify service charges for the cloud customer?
a. Memory
b. Number of users
c. Storage
8) The REST API is a widely used standard for communications of web-based services
between clients and the servers hosting them. Which protocol does the REST API depend
on?
a. XML
2
b.XSLT
c.JSON
9) AWS Linux instance is configured by default to use
a. Login/password to access the instance.
b. SSH nologin method by presenting private key to the ssh client.
10)_______ manages the assigning nodes to pods depending on resource availability.
a. Etcd
b. Kubectl
c. Scheduler
11) How many laws exist for Cloudonomics by Weinman?
a.3
b.10
c.5
12) The peak of the sum is never ________ than the sum of the peaks.
a. smaller
b. greater
c. equal to
13) Which cloud characteristic refers to the ability of a subscriber to increase or decrease its
computing requirements as needed without having to contact a human representative of the
cloud provider?
a. Rapid elasticity
b. On-demand self service
c. Broad network access
14) CRM is an example of
a. SaaS
b. PaaS
c. IaaS
Bon travail