28 Questions
Who is mentioned as a Turing award winner for contributions to AI in the text?
John McCarthy
Which company launched the Elastic Compute Cloud (EC2) service in 2006?
Amazon
What is the main concept behind cloud computing according to the text?
On-demand network access
Which service provider offers Google DOCS, a fully web-based application for online documentation creation and collaboration?
In what year was the Platform-as-a-Service (PaaS) offered by Google introduced?
2009
What did John McCarthy predict in 1961 that computing may someday be organized as?
A public utility
What are the three main business drivers for cloud computing mentioned in the text?
Cost reduction, Operational overhead, Organizational agility
Which technology innovation is focused on duplication of key infrastructure servers to ensure high availability?
Cluster computing
What is the main goal of capacity planning in IT?
Determining future demand for resources
What is an essential characteristic of cluster computing according to the text?
Group of independent IT resources interconnected as a single system
Which technology concept involves distributed heterogeneous computing resources connected by the internet?
Grid computing
Which feature do grids and clouds have in common based on the text?
Load balancing and failover control
What is a benefit of using the cloud as mentioned in the text?
Increased reliability
In the context of cloud benefits, what does the example of purchasing 5,900 compute cores illustrate?
Cloud computing is more cost-effective due to scalability
What is a risk associated with using the cloud mentioned in the text?
Limited portability among clouds
Which factor contributes to reduced operational governance in cloud computing?
Abstracted infrastructure management
What is a drawback of early cloud systems according to the text?
Vendor lock-in leading to limited portability
How is the quality and stability of cloud resources described in the text?
Varied and abstracted
What is the main goal of capacity planning?
To minimize the discrepancy between available resources and demand
What is the consequence of over-provisioning IT resources?
Too much infrastructure and high costs
Which strategy adds capacity in anticipation of demand?
Lead strategy (preprovisioning)
What does virtualization simulate via software?
Physical hardware resources
What is a key difference between horizontal scaling and vertical scaling?
Vertical scaling requires additional server setup
What is the benefit of cloud computing for businesses?
Elimination of large capital investments in physical infrastructure
What does a cloud provider leverage through the acquisition and management of large-scale IT resources?
Optimization of costs in regions with high electricity prices
What do Service-level-agreements (SLAs) establish expectations for?
Uptime, security, availability, reliability, and performance
In the context of cloud benefits, what does 'on demand access to pay-as-you-go resources' mean?
Resources are available for short-term usage with payment based on consumption.
What does 'abstraction of server infrastructure' refer to in cloud computing?
Resources being independent of the underlying physical hardware.
Learn about capacity planning strategies in IT resources to minimize discrepancies between available resources and demand. Explore over-provisioning and under-provisioning scenarios, and understand the costs associated with each one. Discover lead strategy for adding capacity in anticipation of increased demand.
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