WorksheetsBig Data Quizz JCI
Total questions: 7
Worksheet time: 4mins
Consider the following relational database that contains the following census data.
Which of the following would be the result if a user were to query this database for any “City” with a population between 100,000 and 1,000,000?
Albany, Dallas, New York, San Antonio, Utica
Anaheim, Austin, Charlotte, Tempe
Dallas, New York, San Antonio
Austin, Dallas, San Antonio
The table below shows the time a computer system takes to complete a specified task on the customer data of different-sized companies.
Based on the information in the table, which of the following tasks is likely to take the longest amount of time when scaled up for a very large company of approximately 100,000 customers?
Backing up data
Deleting entries from data
Sorting data
Searching through data
Biologists often attach tracking collars to wild animals. For each animal, the following geolocation data is collected at frequent intervals.
- time
- date
- location of the animal
Which of the following questions about a particular animal could NOT be answered using only the data collected from the tracking collars?
Approximately how many miles did the animal travel in one week?
Do the movement patterns of the animal vary according to the weather?
In what geographic locations does the animal typically travel?
Does the animal travel in groups with other tracked animals?
Which of the following tasks best shows an example of using searching and sorting techniques of big data in order to find a useful pattern.
Tallying how many pencils and pens you use throughout a school year so you know how many to buy for the start of the next school year to insure you will have enough
Creating a seating chart for a classroom based on an alphabetized list of student Names
Keeping track of all employees’ email use to see how many personal or work-related emails are sent during work time to check for productivity
Recording the amount of time it takes a student to travel from one class to another class in order to find the average
Temporal scan thermometers are popular tools in order to take a baby’s temperature. It uses sensors that when slowly moved across the forehead provides a temperature reading in either degrees Celsius or Fahrenheit. Which of the following has to deal with this type of thermometer’s usefulness and not usability?
The thermometer outputs the temperature with a digital display that uses a backlight.
The thermometer (when used properly) is accurate to within 0.2 degrees.
The thermometer is reasonably priced, so most families can afford it.
The thermometer is ergonomically designed to be comfortable to use.
A local high school recently won the girls volleyball championships and have been rewarded by the school with $5,000 to purchase merchandise for the team. The coach is trying to surprise the players with the merchandise at the banquet, so instead of asking them what sizes they want, he is trying to figure that out based on the information from the volleyball program. The following information is stored in the program for each player.
What would be the best way for the coach to use this information in order to order sizes that work for the majority of the team?
Filter the data by grade and order larges for the juniors and seniors, mediums for the sophomores and smalls for the freshmen.
Sort the data by jersey number, ordering smaller sizes for the lower numbers and larger sizes for higher numbers.
Filter the data by age and height, where the older and taller girls will get larger sizes and the younger and shorter girls will get smaller sizes.
Sort the data by height and weight and order smaller sizes for the girls that are shorter and weigh less and order larger sizes for the girls that are taller and weigh more.
Es la medida más pequeña
Megabyte
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Gigabyte
