Questão 1
Questão
Big Data dedicated to
Questão 2
Questão
Requeriments of big data
Questão 3
Questão
Bit data addresses
Questão 4
Responda
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machine generate
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Only human generate
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hidden data
Questão 5
Questão
Benefits Big Data
Questão 6
Questão
characteristics of data in big data
Responda
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complex, variety, volumen, veracity, value
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variety, volumen, velocity, veracity, value
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incompatibilities, value,velocity,volumen, veracity, many data
Questão 7
Questão
characteristics only of data in BigData
Questão 8
Questão 9
Questão
Human-generated data examples
Responda
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micro bloggin
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web log
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sensor data
Questão 10
Responda
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more value more veracity, more value more time
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more value less veracity, more value less time
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more value more veracity, more value less time
Questão 11
Responda
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operational optimization, noise information
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scientific discoveries, actionable intelligence
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accurate predictions, shipped cloud computing
Questão 12
Responda
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collections or groups of related data, shares the different set of attributes
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collections or groups of related data, shares the same set of attributes
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discipline of gaining an understanding of data
Questão 13
Responda
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discipline of gaining an understanding of data
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process of examining data to find facts, relationships, patterns
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collections or groups of related data, shares the same set of attributes
Questão 14
Responda
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process of gaining an understanding of data
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discipline of gaining an undestanding of data by analizing it via multitude techniques
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collections or groups of related data
Questão 15
Questão
in business-oriented, analytics
Responda
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results can lower operational costs and facilitate strategic decison-making
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help identify the cause of a phenomenon to improve the accuracyof predictions
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help strengthen the focus on delivering high quality services by driving down costs
Questão 16
Questão
in the scientific domain, analytics
Responda
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help strengthen the focus on delivering high quality services by driving down costs
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results can lower operational costs and facilitate strategic decison-making
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help identify the cause of a phenomenon to improve the accuracyof predictions
Questão 17
Questão
in services-based enviroments, analytics
Responda
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results can lower operational costs and facilitate strategic decison-making
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help strengthen the focus on delivering high quality services by driving down costs
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help identify the cause of a phenomenon to improve the accuracyof predictions
Questão 18
Questão
Business intelligent
Responda
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process of gaining an understanding of data
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process of gaining insigths into the the workings of an enterprise
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discipline of gaining an undestanding of data by analizing it via multitude techniques
Questão 19
Questão
KPI (Key performance indicators)
Responda
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utilize the consolidated data contained in data warehouses to run analytical queries
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is a measure for gauging success within a particular context
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discipline of gaining an undestanding of data by analizing it via multitude techniques
Questão 20
Responda
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achieve regulatory compliance
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help identify the cause of a phenomenon to improve the accuracyof predictions
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help strengthen the focus on delivering high quality services by driving down costs
Questão 21
Questão
measure in Big data
Responda
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kilometer, megabyte, gigabyte, terabyte, petabyte, exabyte, settabytte, yottabyte
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kilobyte, megabyte, gigabyte, terabyte, petabyte, exabyte, settabytte, yottabyte
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kilobyte, megabyte, gigabyte, terabyte, petabyte, exabyte, settabytte, youtube
Questão 22
Questão
big data emerged from a combination of business needs and technology innovations
Questão 23
Questão
analitcs & data science
Responda
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For many business, digital mediums have replaced physical mediums as the de facto
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Based in opens sorce software tha requires little more than commodity hardware
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machine learning algoritms, statistical techniques and data warehousing
Questão 24
Responda
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Lead to an opportunity to collect further secondary data
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Collecting and storing more data to potentially find new insigths and gain a competitive edge
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collecting and processing large quantities of diverse data has become increasingly affordable
Questão 25
Questão
affordable technology & commodity hardware
Responda
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the madurity of these fields of practice inspired and enabled much of the core functionality
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use of commodity hardware makes the adoption of Big Data solutions accessible to business
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some examples include on-demand TV and streaming video
Questão 26
Responda
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Has empowered customers to provide feedback in near-realtime via open and public mediums
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Has resulted in massive data streams
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are capable of providing highly scalable, on-demand IT resources that can be leased
Questão 27
Questão
hyper-connected communities & devices
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A an result, business are storing increasing amounts of data on customer interaction
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leverage the infrastructure, storage and processing capabilities provided by this enviroments
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the broadening coverage of internet and the proliferation of cellar and WI-FI networks .
Questão 28
Responda
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Businesses are also increasingly interested in incorporating publicly available datasets
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Is either directly through online interaction or indirectly through the usage of connected devices
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Can be leased dramatically reduces the required up-front investment of Big Data projects
Questão 29
Questão
Online Transaction Processing (OLTP)
Responda
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software system that processes transaction-oriented data
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Is a system used for processing data analysis queries
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process of loading data from a source system into a target system
Questão 30
Questão 31
Questão
data fully normalized
Questão 32
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C R U D with subsecond response times
Questão 33
Questão
Online Analytical Processing (OLAP)
Responda
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software system that processes transaction-oriented data
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Store operational data that is fully normalized
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Is a system used for processing data analysis queries
Questão 34
Questão
data mining and machine learning processes
Questão 35
Responda
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Representing a common source of structured analytics input
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Can serve as both a data source as well as a data sink that capable of receiving data
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Big data analysis results can also be fed back
Questão 36
Responda
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Representing a common source of structured analytics input
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are used in diagnostic, predictive and prescriptive analytics
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An example ticket reservation systems and banking and POS transactions
Questão 37
Questão
data that is aggregated and denormalized
Questão 38
Questão
OLAP use databases
Responda
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that store historical data in multidimensional arrays and can answer complex queries
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are comprised of simple insert, delete and update operations
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that processes transaction-oriented data
Questão 39
Questão
An OLAP system is always
Questão 40
Questão
OLAP: denormalized data in the form of cubes
Questão 41
Questão
Extract-transform-load (ETL)
Responda
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allows the data to be queried during any data analysis tasks that are performes later
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Is a process of loading data from a source system into a target system
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queries can take several minutes or even longer, depending on the complexity of query.
Questão 42
Questão
Extract-transform-load (ETL) source
Responda
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database, flat file or an application
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on-demand TV and streaming video
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digitalization and social media
Questão 43
Responda
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Represents the main operation through wich data warehouses are fed data
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Represents the main operation through wich datasets are fed data
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Represents de main operation through wich database are fed data
Questão 44
Responda
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Extract load transform
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Extract transform load
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Extract transform leave
Questão 45
Questão 46
Questão
Data Warehouses EDWH has historical data?
Questão 47
Questão
Data Warehouses EDWH
Responda
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is a subset of the data, that typically belongs to a deparment
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is a framework open source
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usually interface with an OLAP sYstem to support analytical queries
Questão 48
Responda
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this allows the data to be queried during any data analysis
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Heavily used by BI to run various analytical queries
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software system that processes transaction-orientes data
Questão 49
Responda
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social media, facebook twitter
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OLTP, ERP, CRM and SCM systems
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OLAP, ERP, CRM and SCM systems
Questão 50
Responda
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For the amount data contained will continue to increase. The anlysis BI can suffer.
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Is a process of loading data from a source system into a target system
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software system that processes transaction-orientes data
Questão 51
Responda
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Has established itself as a de facto industry platform for contemporary Big Data solutions
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usually contain optimized databases, called analytical databases to handle reporting and data analysis
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Represents de main operation through wich database are fed data
Questão 52
Questão
EDWH: analytical database can´t exist as separate DBMS
Questão 53
Responda
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is a subset of the data, that typically belongs to a deparment
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can have multiple EDWH
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based on cleansed data, which is a prerequisite for accurate and error-free reports
Questão 54
Questão
hadoop is open source framework for
Responda
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large data storage
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data processing
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diagnostic, predictive and prescriptive
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run on commodity hardware
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denormalized data in the form of cubes
Questão 55
Responda
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has established itself as a de facto industry platform for contemporary Big Data solutions
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is a central, enterprise-wide repository
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is always fed with data from multiple OLTP system using regular batch processing jobs
Questão 56
Questão
hadoop can be used as engine of
Questão 57
Questão
hadoop can process large amounts of structured, semi-structured and unstructured data
Questão 58
Questão
volumen refers to
Responda
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insert data
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process data
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velocity processing
Questão 59
Questão
Data volumes can include
Questão 60
Responda
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multiple types of data that need to be supported by Big Data solutions
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data translates into the amount of time it takes for the data to be processed
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data is processed by Big Data solutions is substantial and usually ever growing
Questão 61
Questão
Depending on the data source, velocity may not always be high
Questão 62
Responda
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Quality or fidelity of data
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usefulness of data for an enterprise
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refers to the multiple formats and types of data that need to be supported by Big Data Solutions
Questão 63
Responda
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The appropriate form of data storage
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Refers to the quality or fidelity of data
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Refers ti the usefulness of data for an enterprise
Questão 64
Questão
Noise and SIgnal refers to
Questão 65
Responda
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refers to quality or fidelity of data
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refers to the multiple formats and types of data that need to be supported
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refers to usefulness of data for an enterprise
Questão 66
Questão
the value is directly related to the veracity in that de higher the data fidelity, the more value it holds for the business.
Questão 67
Responda
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structured data, unstructured data, semi-structured data
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structured data, unstructured data, semi-structured data, metadata
Questão 68
Questão
ERP and CRM are example of
Responda
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unstructured data
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structured data
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semi-structured data
Questão 69
Questão
image, audio and video files are examples of
Responda
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semi-structured data
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unstructured data
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strutured data
Questão 70
Questão
Unstructured data generally makes up 80%
Questão 71
Questão
unstructured data does generally require special or customized logic when it comes to pre-processing and storage
Questão 72
Questão
semi-structured data
Responda
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has a defined level of structured and consistency can be relational in nature
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has a defined level of structured and consistenc, but cannot be relational in nature
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cannot be inheremtly processed or queried using SQL or traditional programming features
Questão 73
Questão
semi_structured data
Responda
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CRM or ERP
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XML or , electronic data interchanges, e-mails, spreaddheets, RSS feeds and senso data
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image or adio files
Questão 74
Questão 75
Questão
metadata generally machine generated and utomatically appended to the data
Questão 76
Questão 77
Questão
semi-structured data and unstructured data have a greater noise-to-signal ratio than structured data
Questão 78
Questão
can ETL can cleansing data and verification
Questão 79
Responda
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quantitative analysis
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cientics analysis
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qualitative analysis
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data mining
Questão 80
Questão
quantitative analysis
Questão 81
Questão
qualitative analysis use
Questão 82
Questão
involve analyzing a smaller sample in greater depth
Responda
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quantitave analysis
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qualitative analysis
Questão 83
Questão
analysis that targets large datasets
Responda
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quantitative analysis
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data mining
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qualitative analysis
Questão 84
Questão
data mining (data discovery)
Questão 85
Questão
data mining forms the basis for predictive analytics and business intelligence (BI)
Questão 86
Questão
analysis tools can automate data analyses
Questão 87
Questão
descriptive , diagnostic , predictive , prescriptive
Responda
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types of analytics
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types of analisys
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diagnostic
Questão 88
Questão
questions about events that have already occurred
Responda
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diagnostic analytics
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descriptive analytics
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predictive analytics
Questão 89
Questão
reporting or dahsboards. The reports are generally static, queries are executed in OLTP such CRM and ERP
Responda
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descriptive analytis
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diagnostic analytics
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preescriptive analytics
Questão 90
Questão
determine the causes of a phenomenon that occurred in the past
Responda
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descriptive analytics
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diagnostic analytics
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predictive analytics
Questão 91
Questão
interactive visualization to identify trends and patterns, and queries are executed in OLAP systems
Responda
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descriptive analytics
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diagnostic analytics
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preescriptive analytics
Questão 92
Questão
attemp to determine the outcome of an event that might occur in the future
Responda
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preescriptive analytics
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predictive analytics
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descriptive analytics
Questão 93
Questão
The focus is on which prescribed option to follow and why and when it should be followed, to gain and advantage or mitigate risk
Responda
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descriptive analytics
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prescriptive analytics
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predictive analytics
Questão 94
Questão
incorporate internal data (historical etc..) and external data (social media, demographic data)
Responda
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descriptive analytics
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prescriptive analytics
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diagnostic analytics
Questão 95
Responda
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is the process of teaching computers to learn from existing data and apply the acquired knowledge to formulate predictions about unknow data.
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is the discipline of teaching computers to learn from existing data and apply the acquired knowledge to formulate predictions about unknow data.
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is the framework refers to teaching computers to learn from existing data and apply the acquired knowledge to formulate predictions about unknow data.
Questão 96
Questão
based on the input data and categorys
Responda
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supervised learning
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unsupervised learning
Questão 97
Questão
the algorithm attemp to categorized data by grouping data with similara attributes together
Responda
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supervised learning
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unsupervised learning
Questão 98
Questão
machine learning makes predictions and identify hidden patterns
Questão 99
Questão
machine learning can use the output from data mining for further data classification.
Questão 100
Questão
traditional BI utilizes
Responda
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descriptive and diagnostic
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diagnostic and predictive
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descriptive an prescriptive
Questão 101
Questão
ad-hoc reports and dashboards
Responda
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tradictional Big Data
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traditional BI
Questão 102
Questão 103
Responda
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facilitate the development of an enterprise-wide understanding of the way a bussines works
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focus on indivicual bussines processes
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descriptive and diagnostic to facilitate the development of an an enterprise-wide understanding of the way a bussines works
Questão 104
Questão
data visualization analytical results are graphically communicated using elements like
Responda
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charts, maps, data grids, infographics and alerts
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ad-hoc reports drill, down
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dashboards
Questão 105
Questão
data visualization tool in Big Data use
Questão 106
Responda
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groups data across multiple categories to show subtotals and totals
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global an sumarized view of data across multiple context
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enables a detail view of the data of interest by focusing in on a data subset
Questão 107
Questão
visualization features: drill down
Responda
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enables a detail view of the data of interest by focusing in on a data subset
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global an sumarized view of data across multiple context
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groups data across multiple categories to show subtotals and totals
Questão 108
Questão
visualization features: roll up
Responda
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global an sumarized view of data across multiple context
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groups data across multiple categories to show subtotals and totals
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enables a detail view of the data of interest by focusing in on a data subset
Questão 109
Questão
data visualization tools for Big data solutions incorporate
Questão 110
Questão
in the advance visualizations you needs an ETL