IS 3100: chapter five

Curiosity, understanding context, and having a technical mindset are all examples of _____ used in data-driven decision-making.

analytical

the graphical and structured representation of data is known as_____

data visualization

data that has been collected internally by the organization is known as _______ party data

first

data transformation is the process of converting the____ of data

format

in computer programming, a set of rules and guidelines that define a specific computer language is referred to as the languages___

syntax

there are three main tools data analysts and other members of an organizations use to analyze data. they are spreadsheets, databases, and query languages, and data_____ tools

visualization

in order to make understanding and interpretation of SQL queries easier, user have the ability to add comments. the symbols that will tell SQL that an entry is a comment and should not be used in the query is____

2 dashes "--"

a simple formula that can be used to define success is:

Data + Organizational knowledge = problem solved

microsoft analytics software that allows for the processing manipulation, and visualization of data is called Microsoft____

Power BI

when working in Microsoft Power BI, which 3 tiers are available?

Power BI Pro, Power BI desktop, Power BI Premium

providing the ability to explore and analyze data in seconds using a drag and drop interface as well as natural language processing which allows for the presentation of questions are major attributes of __________ which offers licenses for Creators, Explorers, and Viewers

Tableau

improving decision making, customer service, production and operations processes are just a few of the trends in data

analytics

improving decision making, customer service, production and operations processes are just a few of the trends in data____

analytics

a SQL statement is used to ask a question or communicate a request of the _____ management system

database

For data to be considered open data, it must have what 3 characteristics?

datasets must have access rights that allow them to be reused and redistributed, the public must have access and datasets must be available for use, datasets must be universally available so that anyone can use the data

DDDM refers to Data Driven_____ making

decision

Trying to answer questions such as "what happened?" or, "what is occurring?" or "what was the ROI?". is the role of_____

descriptive analytics

key skills required of data analysts include which 3 of the following?

oral communication skills, technical writing skills, experience with SQL and computer code

qualitative data that is not categorized is called nominal data. qualitative data that is categorized (ranked, for example) is considered _____ data

ordinal

when data is anonymized, the PII is eliminated or encrypted, PII includes names, social security numbers, addresses, and more and stands for____ identifiable information

personally

the 6-step process analysts use to create data-driven decision making includes which 3 of the following?

prepare, ask, analysis

a major trend in data analytics is the use of artificial intelligence to focus on small data, which is more precise, using small datasets that are capable of impacting decisions in the present. this is know as__

scalable

data-driven decision making (DDDM) can be facilitated through a 6-step processes of Ask, Prepare, Process, Analysis, Share, and Act. Which of these steps refers to creating visualizations and presentations for key stakeholders?

share

in the six-step process analysts use to create data-driven decisions, that step during which data cleansing occurs to ensure that high-quality data is ready for processing is the_____

sixth step

which program is typically limited to one use at a time?

spreadsheet

the main tools used by data analyst's include which 3 of the following?

spreadsheets, databases and query languages, data visualization tools

using the correct syntax allows the user to extract data from multiple fields found in data tables. In order to extract information from multiple tables, the______ command is used to indicate multiple fields in conjunction with FROM and WHERE to narrow the search and get specific results

SELECT

common SQL terms include which 3 of the following?

WHERE, SELECT, FROM

trends in data analytics include which 3 of the following?

composable data, virtual analytics?, data structuring, data visualization

the 3-step data visualization process is comprised of which of the following?

create your visuals, planning for visuals, explore data sets for patterns

in the statement: SELECT * FROM Customers, the asterisk (*) indicates that the user wants to extract all the columns of data FROM the _____ table

customers

the information technology (IT) architecture and infrastructure, software applications, programming languages, and storage technologies used for the collection, storage, analysis, and interpretation of meaningful data is referred to as the_____

data ecosystem

because many businesses executives desire to create a data-driven decision-making culture, which 3 of the following are competencies organizations invest in to support DDDm?

data proficiency, building a data-driven community, agility in analytics and data analysis

SQL, usually pronounced "sequel", is quite useful when working with large data sets. The Q in SQL stands for

query

collections of related fields in a database are referred to as____

records

in order to be considered open data, databases must provide access rights so that they can be_____

redistributed

one way to visualize a data ecosystem is to apply it to the data project life cycle. the Data Science Ready Project outlines the 5 steps of the data project life cycle. the final stage in this life cycle is:

storage; data storage involves hardware, software, and procedures for securing, and accessing data

which of the following is a popular data analytics program that offers business intelligence as well as data visualization

tableau

the process of taking components from data sources and analytics platforms to create a more user-friendly experience that makes finding critical insights easier is called ________ data and analytics

composable

someone who possesses the knowledge of processing software, business strategy, and analytical skill to deliver data and reports that guide management and executives as they create well-informed decision making is known as a data____

analyst

protecting private or sensitive information by eliminating or encrypting information is the goal of data____

anonymization

some of the responsibilities of a data analyst include which 3 of the following?

data reporting, data structuring, data visualization,

SQL is quite useful when working with large data sets and is widely used in todays business environment. it allows the user to query the data contained in a___

database

in a database, data is organized in complex and meaningful collections specified by the database administer. these collections are referred to as_____

fields

questions that data analysts often ask include which 3 of the following?

who will receive the information and analysis? what overall outcomes and results that are needed? what are the time constraints for the project?

uses of data analytics include which 3 of the following?

improved decision making, improved customer service, improved patient experiences and internal procedures in healthcare

most database are composed of multiple____ which are groups of assigned records and fields organized in rows and columns

tables

select 3 critical factors to consider when determining the right data to select?

how much data should be collected? how will the data be collected? what types of data do you need to solve a specific problem?

Uses of data analytics include which 3 of the following?

improved customer service, improved decision making, improved patient experiences and internal procedures in healthcare

entry-level data analyst is frequently start with no prior______, but go through extensive on-the-job training that teaches them how to apply information learned in college as well as training on organizational policies and procedures

experience

data analysts are likely to have achieved what education level when beginning their career?

bachelors degree

analytic skills necessary for a data analytics include the characteristics and capabilities that allow for the observation, research, and interpretation of a problem or change in a desired state. according to Google, there are five essential aspects of analytical skills including which 3 of the following?

curiosity, understanding context, data strategy

when selecting the right data, it is important to be aware of the source of the data. for example, data that is sold by an entity that didnt actually collect the data is considered____ data

third-party

when selecting the right data, it is important to be aware of the source of the data. for example, data that is sold by an entity that didn't actually collect the data is considered_____ data

third-party; third party is sold by any entity that didnt actually collect the data

the process of data analytics includes which 3 of the following?

descriptive analytics, prescriptive analytics, predictive analytics

which 3 of the following are major varieties of data formats?

discrete data, structured data, unstructured data

which 3 of the following are examples of data transformation?

the deletion of database fields or records to ensure data integrity, copying or replicating data, standardizing names and variables across data sets