Cloud Computing

Question 1

Shared Resources

Answer 1

Multiple customers use the same physical infrastructure

Question 2

How are resources separated for each customer using shared resources?

Answer 2

Virtualization

Question 3

Dedicated Resources

Answer 3

Reserved exclusively for a single customer

Question 4

Benefit of Dedicated Resources

Answer 4

Offers better performance, enhanced security, and customization

Question 5

Metered Utilization

Answer 5

Operates on a pay-as-you-go model

Question 6

Ingress

Answer 6

Data entering the cloud; usually free

Question 7

Egress

Answer 7

Data leaving the cloud; incurs charges

Question 8

Elasticity

Answer 8

Resources can scale up or down dynamically based on demand

Question 9

Availability

Answer 9

Ensures access to data and applications at any time

Question 10

Redundancy

Answer 10

Data replication across multiple servers and data centers

Question 11

Geographic Distribution

Answer 11

Maintains operations during regional outages

Question 12

Service Level Agreements

Answer 12

Guarantees uptime, translating to minimal downtime annually

Question 13

File Synchronization

Answer 13

Updates files across multiple devices in real-time

Question 14

Multitenancy

Answer 14

Multiple customers share the same physical infrastructure while maintaining isolated environments

Question 15

Public Cloud

Answer 15

Resources provided by service providers over the internet

Google Drive, AWS, Microsoft Azure

Question 16

Private Cloud

Answer 16

Exclusive to a single organization; operated internally

Question 17

Hybrid Cloud

Answer 17

Sensitive data stored in the private cloud; public cloud used for less critical tasks

Question 18

Community Cloud

Answer 18

Shared among multiple organizations with common needs, great security challenges

Question 19

Best cloud deployment for cost savings and general accessibility

Answer 19

Public

Question 20

Best cloud deployment for organizations prioritizing security

Answer 20

Private

Question 21

Best cloud deployment for protecting sensitive data with cost-effectiveness

Answer 21

Hybrid

Question 22

Best cloud deployment for collaborative groups with shared goals

Answer 22

Community

Question 23

Software as a Service

Answer 23

Includes hardware and software. Accessible via a web browser

Question 24

Platform as a Service

Answer 24

Provides hardware, networking, storage OS, middleware, and runtime

Question 25

Infrastructure as a Service

Answer 25

Provides IT resources such as servers, load balancers, storage, and virtualization

Question 26

User experience of SaaS

Answer 26

It is fully managed by the provider

Question 27

User experience of PaaS

Answer 27

Users are responsible for creating application code and managing data processing

Question 28

User experience of IaaS

Answer 28

Users manage OS, middleware, runtime and applications

Question 29

Benefits of PaaS

Answer 29

Includes shared resources, elasticity, high availability, and file synchronization

Question 30

Benefits of IaaS

Answer 30

Dynamic allocation of resources, reduced long-term hardware commitments

Question 31

Practical considerations for SaaS

Answer 31

Best for organizations requiring ready-to-use applications

Question 32

Practical considerations for PaaS

Answer 32

Suited for developers creating customized applications

Question 33

Practical considerations for IaaS

Answer 33

Ideal for organizations requiring control over OS and applications on virtualized hardware

Question 34

Drawback of VDI

Answer 34

If the network or server goes down, users cannot access the VDI environment

Question 35

VDI- Centralized Model

Answer 35

Desktop instances are hosted on a single server or server farm

Question 36

VDI- Hosted Model - DaaS

Answer 36

Maintained by a service provider and delivered as a service

Question 37

VDI- Remote Virtual Desktop Model

Answer 37

Desktop images are copied to a local machine for offline use

Question 38

Cloud Storage Services

Answer 38

Online platforms that provide users with remote storage space to save, access and manage files over the internet

Question 39

Cloud Storage Applications

Answer 39

Platforms that offer cloud-based storage space for files, accessible via web browsers, computer applications, or mobile devices

Question 40

Content Delivery Networks

Answer 40

Networks of distributed servers that store copies of files to deliver content to users from the nearest server location

Question 41

Purpose of CDN

Answer 41

Reduce latency with shorter distances between user and server