edhesive unit 5 quiz 1

A social media website has a feature which provides information on the number of posts by users which mention any given term. This post data can be filtered by date & time, geographic region, number of interactions (e.g. replies, shares) and whether images or videos were attached to the post. Which of the following questions is LEAST likely to be answerable using this feature?

About which topic did a given user read the most posts?

A hospital that has its own pharmacy keeps track of the following information. Date prescription is filled Patient name Room number Medication prescribed Cost of medication At the end of the week, all of the data is summarized into a database that is accessible by financial analysts of the hospital that can be sorted by any column in ascending or descending order. Below is a portion of this database. Which of the following cannot be determined from the information in the database?

How many patients were in the hospital on a given day?

A large data set contains information about all students in a state enrolled in public high schools. The data set contains the following information about each student: The grade of the student (e.g. 12th Grade) The name of the high school in which they are enrolled The gender of the student The ethnic background of the student Which of the following questions could be answered by analyzing only the information from this data set?

In how many public high schools are more than 20% of students from a minority ethnic background?

Which of the following is not an example of a source of information that contributes to the accumulation of big data?

Law enforcement officials request the driver's license history for a suspect they recently apprehended.

Which of the following are examples of structured data? Select two answers.

The glossary and index in the back of a textbook An address book filled with family members names and addresses