Ch 7 and 8 - Data Warehouse and Big DataAssignment

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What occurs when the user goes into an emotional state of over-analysis (or over-thinking) a situation so that a decision or action is never taken, in effect paralyzing the outcome?

Analysis paralysis

What occurs when a company keeps tabs of its competitor's activities on the web using software that automatically tracks all competitor website activities such as discounts and new products?

Competitive monitoring

What is the collection of data from various sources for the purpose of data processing?

Data aggregation

What contains a subset of data warehouse data?

Data mart

Choose three reasons why operational systems are not appropriate for business analysis.

Operational information is mainly current, Information from other operational applications is not included, Operational systems are not integrated

What is a type of distribution ledger, consisting of blocks of data that maintain a permanent and tamper-proof record of transactional data?

Blockchain

What is the first block created in the blockchain?

genesis block

What is a data structure containing a hash, previous hash, and data?

Blocks

What is an organized collection of data?

Data set

What is a logical collection of data, gathered from many different operational databases, that supports business analysis activities and decision-making tasks?

Data warehouse

What is a function that converts an input of letters and numbers into an encrypted output of a fixed length?

Hash

What identifies the primary location where data is collected?

Source data

True or false: Infographics (information graphics) present the results of data analysis, displaying the patterns, relationships, and trends in a graphical format.

True

A(n) Blank______ records classified and summarized transactional data.

ledger

A data Blank______ is an individual item on a graph or a chart.

point

Data Blank______ describes technologies that allow users to "see" or visualize data to transform information into a business perspective

visualization

Data Blank______ describes technologies that allow users to "see" or visualize data to transform information into a business perspective.

visualization

What is a type of digital currency in which a record of transactions is maintained and new units of currency are generated by the computational solution of mathematical problems and which operates independently of a central bank?

Bitcoin

What tracks corporate metrics such as critical success factors and key performance indicators and include advanced capabilities such as interactive controls allowing users to manipulate data for analysis?

Business intelligence dashboards

What can compare two or more data sets to identify patterns and trends?

Comparative analysis

Select the statement that accurately describes a situation in which there is too much data to properly understand or make use of it.

Data rich and information poor

Select two terms that describe the process for weeding out, fixing, or discarding inconsistent, incorrect, or incomplete data.

Data scrubbing, Data cleansing

What describes technologies that allow users to "see" or visualize data to transform information into a business perspective?

Data visualization

What moves beyond Excel graphs and charts into sophisticated analysis techniques such as pie charts, controls, instruments, maps, time-series graphs, and more?

Data visualization tools

What is erroneous or flawed data?

Dirty data

______ computing processes and manages algorithms across many machines in a computing environment.

Distributed

Processing and managing algorithms across many machines in a computing environment is known as Blank______.

Distributed computing

______, transformation, and loading is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse.

Extraction

What is the ability for a blockchain ledger to remain a permanent, indelible, and unalterable history of transactions?

Immutability

______ data is data that has not been processed for use

Raw

Data Blank______ is the collection of data from various sources for the purpose of data processing.

aggregation

A data Blank______ is a business analytics specialist who uses visual tools to help people understand complex data.

artist

A(n) Blank______ is a type of distribution ledger, consisting of blocks of data that maintain a permanent and tamper-proof record of transactional data.

blockchain

The problem of being data rich and information poor results from an inability to turn business data into

business intelligence

The problem of being data rich and information poor results from an inability to turn business data into Blank______.

business intelligence

BI can help managers with Blank______ monitoring where a company keeps tabs of its competitor's activities on the web using software that automatically tracks all competitor website activities such as discounts and new products.

competitive

Data Blank______ is the common term for the representation of multidimensional data.

cube

Business intelligence Blank______ track corporate metrics such as critical success factors and key performance indicators and include advanced capabilities such as interactive controls allowing users to manipulate data for analysis.

dashboards

What is a technique for establishing a match, or balance, between the source data and the target data warehouse?

data map

What is an approach to business governance that values decisions that can be backed up with verifiable data?

data-driven decision management

Proof-of-stake is a way to validate transactions and achieve a Blank______ consensus.

distributed

A data Blank______ is a storage repository that holds a vast amount of raw data in its original format until the business needs it.

lake

Proof-of-work is a requirement to define an expensive computer calculation, also called Blank______, that needs to be performed in order to create a new group of trustless transactions (blocks) on the distributed ledger or blockchain.

mining


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