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- 1. Multiple Choice
Metadata is
Data that we think about
Data that tells you what to do
Data about Data
The actual Pixels in a picture
- 2. Multiple Choice
If you have similar data from many different sources, what might be the most likely challenge in combining data?
Computers can't combine different data
There's just too much data to handle
Data from different sources isn't formatted the same way
Not enough processing power
- 3. Multiple Choice
What problem did the schools address when they issued laptops to all students in the county?
Digital Internet
Digital Access
Digital Literacy
Digital Divide
- 4. Multiple ChoiceWhich type of data would be best to ask users to respond to this question: "What is the weather like today?"Free responseMultiple Choice (Radio buttons)True/FalseMultiple Select (Check boxes)
- 5. Multiple ChoiceWhich of the following is the most common data misconception?Causation indicates correlationCorrelation indicates causationCorrelation always involves a direct relationshipCausation occurs without correlation
- 6. Multiple Choice
To raise money to create a new product, instead of getting a loan you get a bunch of small donors using the internet. Which form of crowdsourcing is this.
Citizen Science
Crowd labor
Crowd solving
Crowd funding
- 7. Multiple Choice
A cable television company stores information about movie purchases made by subscribers. Each day, the following information is summarized and stored in a publicly available database.
• The day and date each movie was purchased
• The title of each movie purchased
• The cities where subscribers purchased each movie
• The number of times each movie was purchased by subscribers in a given city
A sample portion of the database is shown below. The database is sorted by date and movie title
Which of the following CANNOT be determined using only the information in the database?
The date when a certain movie was purchased the greatest number of times
The number of movies purchased by an individual subscriber for a particular month
The total number of cities in which a certain movie was purchased
The total number of movies purchased in a certain city during a particular month
- 8. Multiple Choice
A certain social media Web site allows users to post messages and to comment on other messages that have been posted. When a user posts a message, the message itself is considered data. In addition to the data, the site stores the following metadata.
* The time the message was posted
* The name of the user who posted the message
* The names of any users who comment on the message and the times the comments were made
For which of the following goals would it be more useful to analyze the data instead of the metadata?
To determine the users who post messages most frequently
To determine the time of day that the site is most active
To determine the topics that many users are posting about
To determine which posts from a particular user have received the greatest number of comments
- 9. Multiple Choice
Which of the following activities is most likely to be successful as a citizen science project?
Collecting pictures of plants from around the world that can be analyzed to look for regional differences in plant growth.
Designing and building a robot to help with tasks in a medical laboratory.
Sorting scientific records and removing duplicate entries in a database with a large number of entries.
Using a simulation to predict the impact of a construction project on local animal populations.
- 10. Multiple Choice
Which of the following actions is most likely to help reduce the digital divide?
Adding a requirement that all users of a popular social media site link their accounts with a phone number.
Deploying satellites and other infrastructure to provide inexpensive Internet access to remote areas of Earth
Digitizing millions of books from university libraries, making their full text available online
Offering improved Internet connections to Internet users who are willing to pay a premium fee for more bandwidth
- 11. Multiple Choice
Which of the following actions are likely to be helpful in reducing the digital divide?
Select TWO answers.
Designing new technologies intended only for advanced users
Designing new technologies to be accessible to individuals with different physical abilities
Implementing government regulations restricting citizens’ access to Web content
Having world governments support the construction of network infrastructure
- 12. Multiple Choice
A student is creating a Web site that is intended to display information about a city based on a city name that a user enters in a text field. Which of the following are likely to be challenges associated with processing city names that users might provide as input?
Select TWO answers.
Users might attempt to use the Web site to search for multiple cities.
Users might enter abbreviations for the names of cities.
Users might misspell the name of the city.
Users might be slow at typing a city name in the text field.
- 13. Open Ended
The following graph summarizes per capita meat consumption in the US from 1965 to 2015.
Per Capita Consumption of Poultry and Livestock, 1965 to Estimated 2016, in Pounds.
What is one conclusion you can draw from this chart.
- 14. Open Ended
Provide an example of an action a government might take that would unintentionally, widen the gap in the digital divide.
- Answer choicesTagsAnswer choicesTags