Which statement is NOT a harmful effect of big data?

Data can be used to alert tired or impaired drivers

Why are computers better than humans at cracking encryptions such as the Vignere?

Computers are faster than humans

What is an example of an encryption key?

A letter-to-letter mapping for substitution

What is symmetric encryption?

Using the same key for encryption and decryption

When a computer scientist uses the term "big data" when do they typically mean?

Traditional data processing applications are inadequate

Which makes for a password that is harder to crack?

A 150-character password that uses only 3 letters

What is this chart showing?

In general, purple is the least searched for color.

Which statement is NOT a benefit of big data?

It is used to share private information with other people and companies

If you see https:// at the beginning of a URL, the "s" means

The data has been encrypted using a security protocol like SSL or TLS

To keep your information safe online, you should do all the following EXCEPT:

Open attachments sent to your email

Which of the following IS NOT an example of machine learning?

A computer can follow an algorithm to solve difficult math problems quickly

What is asymmetric encryption?

A public key for encryption and a private key for decryption

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Code.org CSP Unit 4 Review

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Covers 10 questions related to big data and cybersecurity

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Questions 20

Answers

1
Which statement is NOT a harmful effect of big data?
Data can be misinterpreted, leading to incorrect predictions
Data can be used to alert tired or impaired drivers
Sensitive data is vulnerable to hacking
Personal information could be used against a person
2
What is an example of an encryption algorithm?
Random substitution cipher
The letter-to-letter mapping for substitution
A message that is unreadable and secret
A widget on code.org
3
Why are computers better than humans at cracking encryptions such as the Vignere?
They are not better; humans are better at cracking codes than computers
Computers are faster than humans
The Vigenere was originally designed by a computer
Computers are smarter than humans
4
Definition: Using various methods to figure out an encryption key
encryption
decryption
cipher
cracking
5
What is an example of an encryption key?
A widget on code.org
A letter-to-letter mapping for substitution
The random substitution cipher
A message that is unreadable and secret
6
You read about 9 tips for how not to get hacked. Which one is NOT a tip?
Look for the lock
Only download from trustworthy sites
Install security updates
Email your private information
7
Another term for an encrypted message
cracking
decryption
cipher
encryption
8
What is symmetric encryption?
Using a secret shift for each letter of the alphabet
Using random substitution for encrypting a message
A public key for encrypting and a private key for decrypting
Using the same key for encryption and decryption
9
Definition: The collected information about an individual across multiple websites on the Internet
Intellectual property
Social media
Digital footprint
Online privacy
10
When a computer scientist uses the term "big data" when do they typically mean?
That a dataset is larger than 5TB, which is the common threshold
The findings from the data are hugely important for society
Traditional data processing applications are inadequate
There is so much data it's virtually impossible to process
11
Which makes for a password that is harder to crack?
16 random characters that include numbers and symbols
A 32-character password using letters and numbers
A 150-character password that uses only 3 letters
Three small words put together
12
What is this chart showing?
Overall red is the most searched for color.
The number of searches increased because more people are using the Internet
In general, purple is the least searched for color.
The search for yellow declined because there are fewer yellow taxis.
13
Which statement is NOT a benefit of big data?
It can be used to make connections and change perspectives
It can be used to help us see patterns and predict trends
It is used to share private information with other people and companies
It can be used to create interactive visualizations
14
Most security risks are caused by:
Directed attacks
Machine learning
Human error or carelessness
Viruses
15
If you see https:// at the beginning of a URL, the "s" means
The website is selective of the data tracked
The website has a privacy policy and you can change the settings
The data has not been encrypted, so be careful
The data has been encrypted using a security protocol like SSL or TLS
16
To keep your information safe online, you should do all the following EXCEPT:
Delete spam without reading it
Have a strong password
Set your privacy settings on social media sites
Open attachments sent to your email
17
Which of the following IS NOT an example of machine learning?
A computer can follow an algorithm to solve difficult math problems quickly
A computer can learn the rules of chess by playing itself.
A computer can learn the rules of safe driving to drive by itself.
A computer can study the effects of cancer and find them in cells.
18
Definition: Using an algorithm to code a message
cipher
cracking
encryption
decryption
19
What is asymmetric encryption?
Using the same key for encryption and decryption
Using a secret shift for each letter of the alphabet
Using random substitution for encrypting a message
A public key for encryption and a private key for decryption
20
Definition: Using an algorithm to decode a message
decryption
cipher
encryption
cracking

Code.org CSP Unit 4 Review Flashcards | StudBud