Using data to understand customers/clients and business operations to sustain and foster growth and profitability is
A. easier with the advent of BI and Big Data.
B. now completely automated with no human intervention required.
C. essentially the same now as it has always been.
D. an increasing...
ITSS 4351.501. Exam 2 || Already Passed.
Using data to understand customers/clients and business operations to sustain and foster growth
and profitability is
A. easier with the advent of BI and Big Data.
B. now completely automated with no human intervention required.
C. essentially the same now as it has always been.
D. an increasingly challenging task for today's enterprises. correct answers D. an increasingly
challenging task for today's enterprises.
Which of the following sources is likely to produce Big Data the fastest?
A.online customers
B.RFID tags
C.cashiers
D.order entry clerks correct answers B.RFID tags
Data flows can be highly inconsistent, with periodic peaks, making data loads hard to manage.
What is this feature of Big Data called?
A.periodicity
B.volatility
C.inconsistency
D.variability correct answers D.variability
How does Hadoop work?
A.It integrates Big Data into a whole so large data elements can be processed as a whole on
multiple computers
B.It breaks up Big Data into multiple parts so each part can be processed and analyzed at the
same time on multiple computers.
C.It integrates Big Data into a whole so large data elements can be processed as a whole on one
computer.
D.It breaks up Big Data into multiple parts so each part can be processed and analyzed at the
same time on one computer. correct answers B.It breaks up Big Data into multiple parts so each
part can be processed and analyzed at the same time on multiple computers.
What is the Hadoop Distributed File System (HDFS) designed to handle?
A.unstructured and semistructured non-relational data
B.structured and semistructured relational data
C.structured and semistructured non-relational data
D.unstructured and semistructured relational data correct answers A.unstructured and
semistructured non-relational data
***In a Hadoop "stack," what node periodically replicates and stores data from the Name Node
should it fail?
A.slave node
B.secondary node
C.backup node
All of the following statements about MapReduce are true EXCEPT
A.MapReduce runs without fault tolerance
B.MapReduce handles parallel programming.
C.MapReduce is a general-purpose execution engine.
D.MapReduce handles the complexities of network communication. correct answers
A.MapReduce runs without fault tolerance
Traditional data warehouses have not been able to keep up with
A.OLAP.
B.expert systems that run on them.
C.the evolution of the SQL language.
D.the variety and complexity of data. correct answers D.the variety and complexity of data.
Companies with the largest revenues from Big Data tend to be
A.non-U.S. Big Data firms
B.pure open source Big Data firms.
C.small computer and IT services firms.
D.the largest computer and IT services firms. correct answers D.the largest computer and IT
services firms.
Big Data is being driven by the exponential growth, availability, and use of information.
True
False correct answers True
Quiz 2: Programs with the ability to learn and reason to implement intelligent tasks.
A.Artificial Intelligence
B.Deep Learning
C.Supervised Learning
D.Machine Learning correct answers A.Artificial Intelligence
Algorithms with the ability to learn without being explicitly programmed by converting inputs to
outputs.
A.Machine Learning
B.Artificial Intelligence
C.Deep Learning
D.UnSupervised Learning correct answers A.Machine Learning
Artificial neural networks adapt and learn from vast amounts of data.
A.Deep Learning
B.Artificial Intelligence
C.Machine Learning
D.Re-enforced Learning correct answers A.Deep Learning
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller FullyFocus. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.08. You're not tied to anything after your purchase.
