Question

Question 21

1. ​Businesses take a variety of approaches to generating revenue on the web. These approaches include the use of online sales of ____, subscriptions, and direct fees.

   	a.	​goods
   	b.	​services
   	c.	​both a. and b.
   	d.	​neither a. nor b.

1 points

Question 22

1. ​Companies that sell only on the web are sometimes called ____ companies.

   	a.	​dot-com
   	b.	​meta
   	c.	​dynamically arranged
   	d.	​mortar

1 points

Question 23

1. ​Computational tools are used by _____.

   	a.	​computer scientists
   	b.	​data scientists
   	c.	​mathematicians
   	d.	​all of the above

1 points

Question 24

1. ​Creating a sequence of ordered, executable, unambiguous steps for which halting criteria exists and which leads to a problem solution is the computational thinking tool _____.

   	a.	​abstraction
   	b.	​pattern recognition
   	c.	​algorithmic design
   	d.	​decomposition

1 points

Question 25

1. ​Creating general models or paradigms for the analysis of limited data is the computational thinking tool _____.

   	a.	​decomposition
   	b.	​pattern recognition
   	c.	​generalization
   	d.	​abstraction

1 points

Question 26

1. ​Data that can be agreed upon by objective measures to meaningfully represent the concept that it purports to represent is considered _____.

   	a.	​biased data
   	b.	​conceptual data
   	c.	​solid data
   	d.	​valid data

1 points

Question 27

1. ​Data values can be _____.

   	a.	​numeric
   	b.	​textual
   	c.	​symbolic
   	d.	​all of the above

1 points

Question 28

1. ​Datasets are usually decomposed into two pieces: a training set and a(n) _____.

   	a.	​communication set
   	b.	​ordered set
   	c.	​personally identifiable information set
   	d.	​testing set

1 points

Question 29

1. ​Digital wallet transactions occur ____.

   	a.	​neither a. nor b.
   	b.	​in stores via a smartphone
   	c.	​online via a computer
   	d.	​either a. or b.

1 points

Question 30

1. ​Distilling the essential details of a problem into a data model is the computational thinking tool _____.

   	a.	​generalization
   	b.	​pattern recognition
   	c.	​abstraction
   	d.	​decomposition

1 points

Question 31

1. ​Entertainment sites that feature online games, music, movies, and books are often _____ based.

   	a.	​bricks-and-clicks
   	b.	​discretionary
   	c.	​escrow
   	d.	​subscription

1 points

Question 32

1. ​Fees charged to consumers include ____.

   	a.	​brokerage fees
   	b.	​sales commissions
   	c.	​the costs of information search
   	d.	​all of the above

1 points

Question 33

1. ​For social networks, data collection is all of the following EXCEPT:

   	a.	​a commodity to be sold
   	b.	​a commodity to be traded
   	c.	​a commodity to be analyzed
   	d.	​a commodity to be stacked

1 points

Question 34

1. ​Given a set of numbers, knowing the _____ of those numbers along with your score places more meaning on your score.

   	a.	​basis
   	b.	​expectation
   	c.	​aggregate
   	d.	​average

1 points

Question 35

1. ​If a buyer doesn’t receive the item purchased or believes that the received item is different from what was described in the listing, eBay ____ helps the buyers and sellers resolve the dispute.

   	a.	​Buyer Beware
   	b.	​Buyer Protection
   	c.	​Seller Protection
   	d.	​Seller Beware

1 points

Question 36

1. ​If one social networking site partners with another site, your data _____.

   	a.	​is used by all sites based on privacy page of the site you are visiting
   	b.	​is not shared with the partner sites
   	c.	​might be better protected by the partner sites
   	d.	​might differ from the stated privacy page of the site you are visiting

1 points

Question 37

1. ​If you are a social network user, you should understand all of the following EXCEPT:

   	a.	​how to limit what data is collected
   	b.	​how to protect personal data
   	c.	​what kind of data is collected
   	d.	​how data is queued for analysis

1 points

Question 38

1. ​If you wanted to input 75 values into a computer, find the average of the values, and then print out the result, you could use the computation thinking tool of _____ .

   	a.	​modularization
   	b.	​pattern recognition
   	c.	​generalization
   	d.	​synthesis

1 points

Question 39

1. ​If you were creating a dataset to represent the amount of rainfall in a month, you would have _____ value(s) in the dataset.

   	a.	​between 28-31
   	b.	​daily average
   	c.	​random
   	d.	​the total rainfall amount

1 points

Question 40

1. ​Job trend experts agree that _____ is a growing career field because of the expectation that there will be more jobs in this field that there will be qualified applicants to fill those jobs.

   	a.	​Data Integration
   	b.	​Data Migration
   	c.	​Data Science
   	d.	​Data of Things

Answer 1

21) both a. and b.
22) dot-com
23) all of the above
24) algorithmic design
25) generalization
26) valid data
27) all of the above
28) testing set
29) either a. or b.
30) abstraction
31) subscription
32) all of the above
33) a commodity to be stacked
34) average
35) Buyer Protection
36) might differ from the stated privacy page of the site you are visiting
37) how data is queued for analysis
38) modularization
39) between 28-31
40) Data Science

Please upvote this answer!