Overview of Cloud Computing

Question 1

Five Essential Characteristics of Cloud

Answer 1

On Demand Self Service
Broad Network access
Resource Pooling
Rapid Elasticity
Measured service

Question 2

Types of Cloud Deployment model

Answer 2

Private
Public
Hybrid

Question 3

3 Service Models

Answer 3

IAAS
PAAS
SAAS

Question 4

A small software layer that enables multiple operating systems to run alongside each other, sharing the same physical computing resources.

Answer 4

Hypervisor

Question 5

Largest Chinese CLoud Provider

Answer 5

Alibaba (Aliyun)

Question 6

Which Cloud provider specializes in SAAS focused in CRM

Answer 6

Salesforce

Question 7

What is cloud bursting?

Answer 7

Leveraging public cloud instances for a period of time, but returning to the private cloud when the surge is met.

Question 8

Type of Hybrid Multi Cloud

Answer 8

MonoCloud
Multi Cloud
Composite Multicloud

Question 9

Which multicloud option cakes the flexibility even more granular as it distributes single applications across multiple providers.

Answer 9

Composite Multicloud

Question 10

What are the Compute options in CLoud

Answer 10

Virtual Servers
Bare Metal
Serverless

Question 11

Most commonly used storage in Cloud

Answer 11

Object Storage

Question 12

Types of Hypervisor

Answer 12

Type 1

Type 2

Question 13

Type 1 Hypervisor is known as ________ hypervisor

Answer 13

Bare Metal

Question 14

Type 2 hypervisor is known as _____ hypervisor

Answer 14

Hosted

Question 15

Which hypervisor is more secure and has lower latency?

Answer 15

Type 1

Question 16

Type 1 Hypervisor Examples

Answer 16

Vmware
ESXi
Microsoft Hyper-v
Open Source KVM

Question 17

Type 2 Hypervisor Examples

Answer 17

Oracle
Virtual Box
Vmware Workstation

Question 18

Types of VM’s

Answer 18

Shared or Public
Transient or Spot
Dedicated Hosts

Question 19

Which VM type is suitable for meeting

compliance and regulatory requirements or to meet specific licensing terms.

Answer 19

Dedicated Host

Question 20

Workload examples satisfied by bare metal servers.

Answer 20

ERP
CRM
Deep Learning
AI

Question 21

Four type of Cloud Storage

Answer 21

Direct attached
File
Block
Object

Question 22

Direct Attached storage is also called ________

Answer 22

Local Storage

Question 23

OS stored in Direct Attached is Ephemeral. True or False?

Answer 23

True

Question 24

Disadvantage of Direct Attached Storage

Answer 24

Poor performance when data needs to be shared.

Question 25

File Storage is slower than Direct Attached and Block Storage because _____

Answer 25

It travels over ethernet network.

Question 26

Which storage is suitable for applications requirement high disk speed or low latency?

Answer 26

Block Storage

Question 27

Block storage can mounted on multiple compute node at a time. True or False?

Answer 27

False

Question 28

Object storage is accessed via an API, it is not attached to compute node. True or False?

Answer 28

True

Question 29

Storage which is slowest in terms of Read and Write speed

Answer 29

Object Storage

Question 30

Object Storage is used for storing static content, not suitable if content changes. True or False?

Answer 30

True

Question 31

Benefits of Cloud Native Apps

Answer 31

Agile and Scalable
Maximum Flexibility
Commoditization

Question 32

Common goals of Application Modernization

Answer 32

Microservices Architecture
Devops
Cloud migration

Question 33

Concerns of IAAS

Answer 33

Lack of transparency

Dependency on third party.

Question 34

Risk of PAAS

Answer 34

Information Security threats

Dependency on provider infrastructure