8/3/24, 2:02 PM
IT Infrastructure and Cloud Computing
Jeremiah
Terms in this set (43)
A model where a server supports processing requests from remote clients, providing
Client Server Computing
access to web pages, email, files, data, or software applications.
The structure for computer processing, with 2-tier being used in distributed
2-tier and 3-tier architecture
environments and 3-tier having presentation, application, and data tiers.
Equipment used to interface many servers, often done remotely using a special
Server Racks
keyboard, video, and mouse (KVM).
Facilities housing thousands of servers, enabling cloud computing and providing
Data Centers
storage and access to data.
Storing information at a place accessible through the internet using multiple devices,
Cloud Computing
with resources rented from cloud service providers.
Thin Client Client with little or no application programs executed locally.
Client with most application programs executed locally and some others executed on
Thick Client
the server.
Elastic leasing of pooled computer Dynamically increasing or decreasing leased computing resources, paying only for
resources over the Internet what is used, and sharing physical hardware through virtualization.
Software hosted on the provider's servers and licensed on a subscription basis, e.g.,
SaaS
Salesforce.com, Office 365. (Software as a Service) CONSUME
Allows users to create their own cloud applications using supplier-specific tools and
PaaS
services, e.g., Microsoft Azure, Oracle on Demand. (Platform as a Service) BUILD ON IT
Basic cloud offering hosting bare servers and storage, allowing users to run any
IaaS applications they prefer, e.g., Amazon EC2, Amazon S3. (Infrastructure as a Service)
MIGRATE TO IT
Different types of cloud computing deployment models, with public being open to the
Public, Private and Hybrid Clouds
public, private being for a single organization, and hybrid being a combination of both.
Software allowing one physical machine to run multiple virtual machines, enabling the
Virtual Machine Monitor/Hypervisor
consolidation of servers and reducing operational costs in data centers.
IT Infrastructure and Cloud Computing
Exponential growth in computing Significant and rapid increase in the capacity and capabilities of computing.
2 tier architecture Presentation and application tier
E-commerce three tier architecture Presentation, application, and data tier
Presentation tier Presents the output to the users
Application tier Runs application programs
Data tier Provides storage and access to data
A network of servers and Elastic leasing of pooled computer resources over the
The Cloud
internet
Efficient, cost-effective, quickly access more resources or quickly downscale or reduce
Business benefits of the cloud
resources
Data centers in Oregon, offering attractive tax structure, efficient cooling, and miles of
NW Data Centers
fiber-optics, making it an ideal location for cloud services.
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