Ch 7 and 8 - Data Warehouse and Big DataAssignment
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