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WorksheetsBig Data
Total questions: 50
Worksheet time: 25mins
Which of the following is NOT a benefit of making digital information and scientific databases openly available across the internet?
Data scientists can discover previously unnoticed trends and patterns hidden with large data sets.
Scientific researchers can more easily share data on research projects.
Innovations in medicine can be developed from the increased knowledge gained from large data sets.
Inaccurate and misleading data can be more easily disseminated to scientist researchers.
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
Which of the following can be used to extract structured information from unstructured data?
Organize data into information
Identify patterns in data
Create frameworks for information
All of the above
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
A hospital that has its own pharmacy keeps track of the following information.
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?
a. How many unique prescriptions were filled for a patient in a certain room?
b. How many patients were in the hospital on a given day?
Which of the following cannot be determined from the information in the database?
How many unique prescriptions were filled for a patient in a certain room?
How many patients were in the hospital on a given day?
What was the average cost of the medication, Lipitor, paid by patients?
What day did the pharmacy filled the most prescriptions?
An infographic displays the relative frequencies of the top 100 most common GIF's used in text messaging for each of the past 12 months. Which of the following conclusions cannot be drawn from such representation of GIF usage?
You can determine the growth or decline in popularity of a single GIF.
You can determine what percentage of text messages contain a particular GIF.
You can determine the average education level of GIF users based on GIF use.
You can determine how long the most popular GIF has held the #1 spot.
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 popular restaurant likes to keep track of what food their patrons are ordering so that they can be better informed about what items they need to order in preparation for the next week. What would be the best way for the restaurant to organize this data with that end goal in mind?
Record the exact name of the meal that was ordered (Dave’s Famous Wings, Southwest Bacon Burger, Grilled Chicken Panini, etc).
Keep track of what was ordered by the category that they fall under (Entree, Dinner, Appetizer, Salad, etc).
List what meat, vegetable and fruit each customer ordered (steak - corn - apples, fish - peas - peaches, etc).
Record the cost of each meal purchased and whether the customer got the meal as-is or substituted some items.
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.
For situations that may be too dangerous, costly or otherwise too difficult to test in the real world, what do computer scientists create in order to draw help discover new knowledge and create new hypothesis related to what situation they are studying?
Classifications
Infographics
Simulations
Regressions
A marine biologist wants to analyze the effects of scuba divers and snorkelers on coral reefs. In order to model this, he plans on writing a program to measure death and decay of the reef over time. Which of the following factors might the marine biologist NOT need to include in his program?
Names of the city that contain the reef
Water temperature
Amount of scuba divers and snorkelers
Type of coral
In Fantasy Football, participants compete against one another by choosing certain players from different NFL teams that they think will do the best on any particular week. Top Fantasy Football players spend hours every day looking at statistics of the players and the teams. Spreadsheets and software tools are used to choose the best players. This process would be considered __________.
Data persistence
Data divide
Data collection
Data mining
Which of the following is true when it comes to usefulness and usability of a data set? Select two answers.
Data that is useful is always usable
Data that is usable is always useful
Data can be useful but not usable
Data can be usable but not useful
Which of the following are examples of how people give up some of their privacy in order to gain something in return (utility)?
Students make sure to use the “Incognito” tab in a web browser so that none of the browsing history is saved and all cache is cleared at the end of the browsing session.
People only use cash to pay for products since they do not have any credit cards.
Customers sign up for “rewards” programs for different grocery stores so that they can get discounts on different items throughout the store.
People enable GPS on their phone so that Apps can locate nearby stores, restaurants and hotels.
Students are using data collected from a non-profit organization in order to try to convince the school board that their school should be year-round with several week long breaks as opposed to the usual 9 months on and 3 months off. Information that was collected by this organization was as follows.
They decided to make an infographic in order to try to easily display the data they have
analyzed. Which of the following would be the best information to put on their infographic to
try to convince the school board of the change to the schedule?
Select two answers.
A cluster analysis of where year-round schools and regular schools are located
geographically.
A regression analysis of standardized tests scores comparing the two different types of
schooling.
An association rule showing links between motivation and happiness levels to the type of
schooling students were receiving.
An automated summarization of student handbooks from year round schools, displayed in a
word cloud.
What should you look for when you want to control who sees your content on social media?
cookies
target
privacy settings
not possible
What do companies do when they tailor or customize your internet web page or experience based on data that they have collected about you?
target
internet use
track
data analysis
What do criminals do when they try to steal information or services from people on the internet?
target
internet use
hack
data analysis
What do companies do when they collect information about you based on your activity online?
track
internet use
hack
identity theft
What do companies collect that can identify you on the internet?
consumer
cookies
privacy policy
personal information
Who tries to get access to your money or your information illegally?
consumer
cookies
hacker
target
Where can you find information about what a website collects and shares when you sign up for their site??
identity theft
cookies
personal information
privacy policy
What is the tiny piece of data that allows google to remember our password?
identity theft
cookie
personal information
privacy policy
Where do you go to control what kind of data is collected about you by internet platforms that you join?
identity theft
cookie
personal information
privacy settings
Who are people who purchase products or services either online or in a store?
identity theft
cookie
consumer
privacy settings
What is NOT a characteristic of big data?
Volume
Variety
Vision
Velocity
What is the true definition of big data
huge amount of space
large, diverse sets of information
unlimited speed data internet connection
small, undiverse sets of information
Which of the following is an example of big data?
UMOBILE
AN IPHONE
BILLION SI
NETFLIX
TESCO
Variety is a characteristic of big data. Which type of formats does Variety comes from?
Structured
Unstructured
Semi-structured
All of the above
What does Velocity refers to?
processing speed of a data
speed of an internet
the volume to the city
Variety comes from structured or unstructured format. What is the difference between them?
Handwritten / Computer-typed
Numerical format / Natural Language
Clean / Dirty
Subjective / Objective
Which of the following would NOT use big data analysis?
Healthcare companies
Public agencies
Retail companies
High school students doing homework
How does the app above counts as a big data?
It stores their user healthcare data
It helps people find a date with their data
It stores videos that is uploaded by their user
It helps stores people's fat
Volume is one of the characteristics of big data. What does Volume refers to?
The amount of water in a glass bottle
The amount of money
The amount of love given
The amount of Youtube videos that existed
The amount of data
What is the advantages on using big data in education in real life?
A: Cost reduction
B: Higher risk
C: Effective learning
D: A and B only
E: A and C only
How do you rate our quiz?
100
10/10
1000
Eternity
Which is not one of the 4 v's of Big Data
Velocity
variety
volume
Volatile
which of the following is true about Big Data
is a field that treats ways to analyze, systematically extract information from, or otherwise deal with data sets that are too large or complex to be dealt with by traditional data processing application software.
include capturing data, data storage, data analysis, search, sharing, transfer, visualization, querying, updating, information privacy and data source.
described as a large volume of data, both structured and unstructured.
All of these
all of us are generating data, and all of us are -------------- data
(a)
There is a website which provides visitor counter (or hit counter) to many websites. Which characteristic of Big Data will this website face?
Volume
variety
velocity
None
which of the following are new Vs of Big Data
Variability
Volatility
Volume
Validity
Which characteristic of Big Data will the below problem have?
Clustering cars into a tree structure based on the data given about each car.Please note that while classifying the cars you have to compare each car against the rest.
Volume
variety
Velocity
None
Full Form Of RTAP
(a)
Structured Data Requires Less Storage. True Or false
True
False
Cant Say
Unstructured Data Exists in the form of
Emails
post
Text & Images
Relational Table
Go-JEK Migrated their data pipelines to which Platform
GCP
AWS
Microsoft Azure
None
Faktor pendorong implementasi big data
biaya storage terlalu tinggi
kompatibilitas H/w rendah
ekosistem open source
small medium economy
Yang termasuk dalam ekosistem Big Data apa saja?
Pilih semua jawaban yang benar
machine learning
modelling
visualisasi data
cloud infrastructure
