When a cluster continue to work despite one or more node is down, this means: *

Availability

Consistency

Partition tolerance

All of the mentioned

An enterprise has many on-premises services and did not migrate to the cloud. They decides to take advantage of cloud computing by creating a cloud-based services to ensure their data is secure before migration. Which of the following cloud models is the best choice for this enterprise? *

Private cloud

Public cloud

Hybrid cloud

Community cloud

Which cloud infrastructure is recommended for deploying media streaming service with millions of subscribers from different countries? *

Bare-metal hypervisor

Docker engine

Kubernetes cluster

MapReduce cluster

What type of RAID that combines disk mirroring and disk striping to aggregate physical storage devices? *

RAID 0

RAID 1

RAID 10

RAID 5

An IT department would like to give other departments in a company many of the benefits of cloud computing including self-service, scalability, and elasticity. Which of the following cloud models is the best choice for this company? *

Private cloud

Public cloud

Hybrid cloud

Multi-cloud

In MapRedcue word count example, if you have the following tuples from map() job: . How many tuples you will have on reduce() job? *

Two

Three

Four

Five

MongoDB is a: *

Relational database

Graph-based database

Document-based database

Key-value database

Your company wants to develop an IoT application and store data on the cloud. The data is collected from different locations and comes from different sensors. Which database type should you use? *

CSV file

Relational

Hierarchical

NoSQL

A cloud architecture based on the use of one or more groups of identical resources is described as: *

Redundant storage

Dynamic scalability

Resource pooling

Load balancing