What is the benefit of having in house hosting over cloud quizlet?

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  1. Science
  2. Computer Science

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Terms in this set (24)

Cloud

Elastic leasing of pooled computer resources over the internet

Elastic

Computing resources leased can be adjusted dynamically in a short span of time

Cloud Benefits

Automatically adjusts for unpredictable demand
Limits financial risks

Pooled

Many organizations share the same physical hardware through virtualization

Service Oriented Architecture

Way of designing computer programs so that they can be flexibly combined

Web Services

SOA designed programs that comply with Web service standards

Cloud-Based Hosting Pros

Small capital requirements
Speedy development
Superior flexibility and adaptability
Known cost structure
Security/disaster preparedness
No obsolescence
Industry-wide economies of scale

In-House Hosting Pros

Control of data location
In-depth visibility of security/disaster preparedness

Cloud-Based Hosting Cons

Dependency on vendor
Loss of control over data location
Little visibility into true security and disaster capabilities

In-House Hosting Cons

Significant capital required
Significant developmental effort
Annual maintenance costs
Ongoing support costs
Staff and train personnel
Increased management requirements
Difficult to accommodate fluctuating demand Cost uncertainties
Obsolescence

Why the Cloud?

Cheap processors
Virtualization technology
Internet-based standards enable flexible, standardized process capabilities

Two Ways Organizations Use Cloud

Get cloud services from cloud service vendors
Have content delivery networks from cloud vendors

Cloud Services from Cloud Vendors

SaaS
PaaS
IaaS

SaaS Acronym

Software as a service

Software as a Service

Vendor provides the hardware infrastructure, operating system, and application programs

PaaS Acronym

Platform as a service

Platform as a Service

Vendor provides hosted computers, operating system, and possibly a DBMS

IaaS Acronym

Infrastructure as a service

Infrastructure as a Service

Vendor provides the cloud hosting of a bare server computer or data storage

Content Delivery Network

Information system that stores user data in many different geographical locations and makes that data available on demand

Aspects of CDN

System of distributed servers that deliver webpages and other Web content
Specialized type of PaaS
Minimizes latency
Stores and delivers based on geographic locations of users

VPN

Uses Internet to create the appearance of private, secure connections

Private Cloud

Cloud owned and operated by an organization for benefit

Virtual Private Cloud

Subset of a public cloud that has highly restricted, secure access

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The _______ search algorithm requires that the array’s contents be sorted.

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What is the benefit of having in

The pros of in-house servers include: Having physical control over your back up. Being able to keep critical data and information in-house with no third-party access available. No requirement for an internet connection to access the data. Can be more cost effective for some small and medium businesses.

Which of the following is a reason why the cloud is preferred to in

Which of the following is a reason to select cloud-based hosting instead of in-house hosting? It minimizes the risk of investing in technology that will soon become obsolete.

What benefits are there from using the cloud quizlet?

No up front infrastructure costs..
No need to purchase & manage infrastructure you don't use..
Pay for additional resources when needed..
Stop paying for resources when not needed..
Better cost prediction..
Better performance analysis based on historical data..

Which one is an advantage of cloud

The term "cloud" is used to refer to the elastic leasing of pooled computer resources over the Internet. One of the advantages of cloud-based hosting, as long as it is with reputable organizations, is the best-of-breed security and disaster recovery.