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Microsoft AZ-900 New Exam With Complete Solutions 100% Correct
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Microsoft AZ-900 New Exam With Complete Solutions100% Correct
Cloud Computing - ANSWER the practice of using a network of remote servers hosted
on the Internet to store, manage, and process data, rather than a local server or a
personal computer.
On-premise - ANSWER You own the servers, hire the IT people, pay or rent the
real-estate, take all the risk.
Cloud providers-ANSWER Some else owns the servers, hires the IT people, pays or
rents the real-estate, takes all the risk.
You are responsible for configuring cloud services and code.
Dedicated Server-ANSWER One physical machine dedicated to a single business
Runs a single web-app/site
Very expensive, High maintenance, High Security
Virtual Private Server-ANSWER One physical machine dedicated to a single business.
The physical machine is virtualized into sub-machines.
Runs multiple web apps/sites
Shared Hosting - ANSWER One physical Machine, Shared by hundred of businesses
relies on most tenants under-utilizing their resources. Very Cheap, Very Limited
Cloud Hosting - ANSWER -Multiple physical machines that act as one system.
-The system is abstracted into multiple cloud services
-Flexible, Scalable, Secure, Cost-Effective, High Configurability
,Compute - ANSWER imagine having a virtual computer that can run application,
programs and code
storage - ANSWER imagine you have a virtual hard drive where your files are stored
Benefits of Cloud Computing - ANSWER -Cost Effective
-Scalable
-Elastic
-Current
-Reliable
-Global
-Secure
Software as a Service (SaaS) - ANSWER Software that is owned, delivered, and
managed remotely and delivered over the Internet to contracted customers on a
pay-for-use basis or as a subscription based on use metrics.
Platform as a Service-PaaS support the deployment of pan systems including hardware,
networking, and applications, using a pay-per-use revenue model.
Infrastructure as a Service-IaaS provides hardware networking capabilities, including
the use of servers, networking, and storage over the cloud using a pay-per-use revenue
model
Public Cloud-cloud native The ANSWER is everything being built on a cloud provider.
Most cost-effective
Private Cloud (on-premise) - ANSWER everything built on company's datacenter. Could
be OpenStack
, - Most expensive.
Hybrid Deployment Model - ANSWER Uses both on-premise and a cloud service
provider.
Microsoft Azure typically saves ___% compared to on premise - ANSWER 75
Capital Expenditure (CapEx) - ANSWER spending money upfront on physical
infrastructure. Deducting that expense from your bill over time.
- server costs, storage costs, network costs, backup and archive costs, disaster
recovery, datacenter and technical personnel.
(Estimar up front costs)
Operational Expenditure (OpEx) - ANSWER The Costs of having an on-premises
datacenter that are shifted to the service provider. Customer does not have to worry
about anything but non-physical costs.
(No investment in equipment)
HA Availability - ANSWER your capability to make sure a service is available
Scalability - ANSWER your ability to grow rapidly or unimpeded
elasticity - ANSWER your ability to shrink and grow to meet demand
Fault Tolerance - ANSWER your ability to prevent a failure
Disaster Recovery (DR) (High Durability) - ANSWER Your ability to recover from a failure
Azure Load Balancer - ANSWER can provide scale for your applications and create high
availability for your services. The Load Balancer supports inbound and outbound
scenarios, has low latency and high throughput, and scales to millions of flows for all
Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) applications.
You can use Load Balancer for incoming internet traffic, internal traffic for Azure
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