Question 1

To improve quality,McDonald's bakery operation replaced manual equipment with high-speed photo analyses to inspect thousands of buns per minute for color,size,and sesame seed distribution.

Accepted Answer

The sentence states that McDonald's bakery operation replaced manual equipment with high-speed photo analyses to improve quality by inspecting buns for color, size, and sesame seed distribution.

Question 2

Data and text mining are used to discover knowledge that you did not know existed in the databases.

Accepted Answer

Data and text mining are techniques used to extract hidden patterns and insights from databases and text sources that may not be immediately apparent through manual analysis or exploration. These techniques can help to identify new trends, relationships, and opportunities that may otherwise go unnoticed.

Question 3

Mining text or nonstructural data enables organizations to forecast the future instead of merely reporting the past.

Accepted Answer

Mining text or nonstructural data involves extracting insights and patterns from unstructured data sources, which can enable organizations to make predictions and forecasts about future trends and behavior. This goes beyond traditional reporting of past events and can provide valuable insights for decision-making and strategic planning.

Question 4

The primary disadvantage of distributed database configurations is transmission delay when users are geo-dispersed.

Accepted Answer

The answer of The primary disadvantage of distributed database configurations...

Question 5

Data mining is important because any customer can become a brand advocate or adversary by freely expressing opinions and attitudes that reach millions of other customers on social media.

Accepted Answer

The answer of Data mining is important because any customer...

Question 6

Preprocessing text is needed before text mining to standardize it,correct misspelled words,and transform slang.

Accepted Answer

Preprocessing text is essential before text mining to make the data consistent, understandable, and more useful. The preprocessing method includes cleaning noise, converting text to lowercase or uppercase, removing stop words, lemmatization, stemming, and correcting spelling errors.

Question 7

In order to help align business and BI strategies,each department identifies its targets,KPIs,and plans to achieve those targets.

Accepted Answer

The answer of In order to help align business and...

Question 8

Up to 25 percent of an organization's data are nonstructured word-processing documents,social media,text messages,audio,video,images and diagrams,fax and memos,call center or claims notes,and so on.

Accepted Answer

The answer of Up to 25 percent of an organization's...

Question 9

A limitation of Apache Hadoop is that it imposes conditions on the structure of the data it can process.

Accepted Answer

Apache Hadoop is designed to handle large volumes of data in a variety of shapes and forms. It does not impose conditions on the structure of the data, allowing it to process both structured and unstructured data.

Question 10

Using BI,Quicken Loans has increased the speed from loan application to close,which allows it to meet client needs as thoroughly and quickly as possible.

Accepted Answer

The statement mentions that Quicken Loans has increased the speed from loan application to close using BI, which has helped them meet client needs quickly and thoroughly. Therefore, the statement is true.

Question 11

The principle of diminishing data values suggests that many global financial services institutions need near real time data for peak performance.

Accepted Answer

The principle of diminishing data values suggests that the value of data decreases as it becomes older, and therefore, many global financial services institutions require near real time data for optimal performance.

Question 12

A distributed database allows apps on computers and mobiles to access data from local and remote databases.

Accepted Answer

A distributed database allows for data to be stored and accessed from multiple locations, including local and remote databases. This allows for increased flexibility and accessibility for applications on various devices.

Question 13

Companies invest in BI in order to be able to analyze all of their data.

Accepted Answer

The answer of Companies invest in BI in order to...

Question 14

Distributed databases use a client/server architecture to process information requests.

Accepted Answer

Distributed databases consist of multiple nodes (servers) that work together to process information requests from client nodes. This architecture allows for more efficient and scalable processing of large amounts of data.

Question 15

Low-cost sensors make it possible to monitor and control the behavior of all types of physical things.

Accepted Answer

The answer of Low-cost sensors make it possible to monitor...

Question 16

MapReduce breaks up the huge dataset into smaller subsets;then distributes the subsets among multiple servers where they are partially processed.

Accepted Answer

MapReduce does indeed break up the dataset into smaller subsets and distribute them among multiple servers for partial processing, hence improving overall efficiency and reducing processing time.

Question 17

Social commentary and social media are mined for sentiment analysis or to understand consumer intent.

Accepted Answer

Sentiment analysis and understanding consumer intent are common applications of mining social commentary and social media.

Question 18

BI programs usually combine a database,dashboard,and platform to transform data into usable,actionable business information.

Accepted Answer

The answer of BI programs usually combine a database,dashboard,and platform...

Question 19

Distributed databases use a Select Query (SQ)architecture to process information requests.

Accepted Answer

Distributed databases typically use a distributed architecture, not specifically a "Select Query (SQ) architecture," to process information requests. This involves multiple interconnected databases that work together to manage data.

Question 20

BI systems are powerful,but limited to the support of strategic decision making because of their cost and complexity.

Accepted Answer

BI (Business Intelligence) systems support decision-making at all levels of an organization, including strategic, tactical, and operational, not just strategic. They have become more accessible and cost-effective, allowing businesses of various sizes to leverage BI tools for a wide range of decision-making needs.

Quiz 3: Data Management, Big Data Analytics, and Records Management