Application Infrastructure Virtualization Software

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What is a direct benefit of virtualization in supporting big data stores?

Improving data security measures
Reducing the cost of purchasing big data storage solutions
Enabling real-time data processing
Ensuring better scale and performance for MapReduce engines (correct)

How does virtualization help in managing MapReduce tasks more efficiently?

Increasing manual intervention for task expansions and contractions
Reducing management overhead by allowing parallelization (correct)
Enabling each Map and Reduce task to be executed dependently
Limiting the scalability of the MapReduce engine

Why is encapsulating the MapReduce engine in a virtual container beneficial?

To restrict the flexibility of running tasks
To run tasks when needed and increase asset utilization (correct)
To decrease asset utilization
To enable running tasks only at specific times

In what way does virtualization help in maximizing the usage of existing resources?

By turning assets into generic pools of resources (D) Signup and view all the answers

What is a key characteristic of MapReduce that makes it suitable for virtualization?

Inherent parallelism and distribution (B) Signup and view all the answers

Why is application infrastructure virtualization software important?

To allocate resources based on business value of applications (D) Signup and view all the answers

What does the text suggest about server virtualization and resource allocation?

It doesn't consider business priority when allocating resources (B) Signup and view all the answers

How does combining application infrastructure virtualization with server virtualization benefit businesses?

By enabling high-priority access to resources for critical applications (C) Signup and view all the answers

What is a key consideration for big data applications as mentioned in the text?

Need for the right level of predictability and repeatability (C) Signup and view all the answers

How does application infrastructure virtualization improve resource allocation compared to server virtualization?

By allowing top-priority access to high-value applications (D) Signup and view all the answers

What role does server virtualization play in resource allocation according to the text?

It monitors CPU and memory usage but overlooks business priorities (C) Signup and view all the answers

What is the primary purpose of implementing virtualization in companies?

To improve the security of processing diverse workloads (D) Signup and view all the answers

How does virtualization help in improving service delivery speed and efficiency?

By increasing latency (D) Signup and view all the answers

What does virtualization enable in terms of physical resources like servers, storage, and networks?

Decrease in the utilization of these resources (C) Signup and view all the answers

In a virtualized environment, why are pooled virtual resources preferred over dedicated physical resources?

Pooled resources help decrease service delivery speed (C) Signup and view all the answers

How does utilizing a distributed set of physical resources help in a virtualized environment?

It decreases cost savings and productivity improvements (C) Signup and view all the answers

What is one of the benefits mentioned in the text about virtualizing physical resources?

Substantial improvement in reliability (A) Signup and view all the answers

What is the main function of a hypervisor in a computing environment?

Creating and running virtual machines (B) Signup and view all the answers

In what way does the hypervisor enable dynamic resource sharing among different operating systems?

By scheduling and coordinating access to shared resources (C) Signup and view all the answers

Why is the hypervisor described as an ideal delivery mechanism for technology components of the big data stack?

For its capability to load multiple operating environments efficiently (B) Signup and view all the answers

What distinguishes the design of a hypervisor from a typical Windows OS?

Hypervisor is designed like a server OS (D) Signup and view all the answers

What does each virtual machine running on a physical machine refer to?

A guest machine (B) Signup and view all the answers

How does the hypervisor manage access to resources for guest operating systems?

By scheduling and controlling access to resources (C) Signup and view all the answers

What does data virtualization aim to achieve?

Deliver data consistently regardless of the underlying physical database (A) Signup and view all the answers

How does storage virtualization help in big data analysis?

Reduces the cost of storage and improves data store management (D) Signup and view all the answers

Why is it advantageous to have a variety of operational data stores in a big data environment?

To have access to different types of databases as needed (B) Signup and view all the answers

What is one benefit of storing a database as a virtual image in a big data environment?

Does not consume valuable data center resources or capacity (D) Signup and view all the answers

Why do virtualized environments need to be managed and governed effectively?

To realize cost savings and efficiency benefits (B) Signup and view all the answers

In what way does storage virtualization help in storing unstructured data types?

Makes it easier to store large and unstructured data types (D) Signup and view all the answers