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Duplicate of BIG DATA Flashcards | StudBud
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Duplicate of BIG DATA
Duplicate of BIG DATA
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StudBud Administration
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#bigdata #internet #web #datamining
Flashcards
22 cards
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Questions
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Answers
1
When was established the principal link at CERN between Europe and the United States?
1989
1988
1881
1976
2
Big data doesn't help marketing
True
False
3
What is a petabyte?
A multiple of the unit byte for digital info. Unit symbol:kB
A multiple of the unit byte for digital info. Unit symbol:MB
A unit of digital info that most commonly consists of 8 bits
A multiple of the unit byte for digital info. Unit symbol:PB
4
Was the web invented to share Big Data?
Yes,the web made it fast to download or upload big files
Yes,physicists around the world wanted to download CERN data
No,Big Data is secret and cannot be shared
No,it was invented to share amounts of CERN experiments info
5
How does pharming cause people to lose their personal details?
They sent this information to a fake email address
They entered their details on a fake website
Their details were decrypted by an unauthorised person
Their keyboard has been bugged and their details were recorded
6
The goal of any data visualization is to
help those who can't do math
close the Digital Divide
transform data into useful information
help those who can't read
7
A type of data that uses numerical values.
quantitative data
observation
functioning
qualitative data
8
Is Phishing legal?
True
False
9
Which of these is the largest amount of data?
10 nanobytes
7 gigabytes
3 petabytes
2 terabytes
10
How does Cloud Computing help us analyze Big Data?
By making it easy to share your data with your colleagues
By making it accessible from your smartphone
By making the first few GBs of storage free
By making available vast computing resources on demand
11
Which of these is the largest amount of data?
10 nanobytes
2 terabytes
7 gigabytes
3 petabytes
12
Validity of data asks the question....
Is the data well managed?
Does the data meet requirements?
All are true
Is the data clean?
13
Is there a minimum size needed to be called Big Data?
No, it refers 2 the total amount of data ever recorded
No, it refers 2 any size bigger than capacity of a domain
Yes, it must be above a terabyte 2 be called Big Data
Yes, if it doesn’t fit on a single laptop, it is Big Data
14
What is BIG DATA?
Is that big data YEH
Where money is used to predict sales
is fed a lot of data and recognizes small patterns
Getting data and storing it somewhere while processing it
15
Pharming a more complicated way of phishing where it exploits the DNS system.
False
True
16
What is pharming?
Use emails to help capture data by tricking a user into visiting a fake web
Handling requests from other computers and not letting you access them
Denying a service so the user can’t access their data
Gaining access to data by asking for it
17
How do you prevent phishing?
Do not download anything sent attached to emails
Access banks on their website, do not use links in emails
Secure email passwords
Check bank accounts for suspicious withdrawals
18
The activity Netflix and P&G use big data for is
Product Development
Fraud and compliance
Predictive Maintenance
Machine Learning
19
What is Data?
Information collected prior to an experiment
Variables that are the same for all parts of the experiment
information gathered by doing experiments
Numbers proven by doing an equation
20
What is referred to as data mining?
The stockpiling of large amounts of data for later use
Methods of pattern recognition within Big Data stores
Digging in old archives to find tapes full of Big Data
Crushing of old disks to recover the magnetic material
21
What is Phishing?
A typo.
Hacking or spamming email to make people go to certain websites.
When you go to a pond to catch some fish.
An attempt to steal sensitive info (identity or credit card info).
22
How do you respond to phishing?
Keep track of phishing/scam websites
Let the bank/company involved about the email/call
Change the passwords to your accounts involved quickly
Follow the instructions in the email/call