Cyberstart Intern Base Level 3
Presentation
•
Mathematics
•
12th Grade
•
Practice Problem
•
Medium
Maria Cruz Farooqi
Used 8+ times
FREE Resource
8 Slides • 17 Questions
1
2
3
Multiple Choice
According to the video, hexadecimals is a way of representing values that uses a base of _____ instead of base ten.
base 2
base 5
base 10
base 16
4
Multiple Choice
The first place to try to break the code is ...
hex to to binary decoder
hex to text decoder
hex to ascii decoder
hex to decimal decoder
5
Multiple Choice
The second hint was the name ROXy.
If you are getting into cryptography, or just trying to understand the fundamentals, you may have noticed that the exclusive or (XOR) operation is used quite often, especially in ciphers. XOR, or “exclusive or” operates on binary data. It returns true if both of its inputs are opposites (one false and one true), otherwise, it returns false. To decrypt this the person in the video went to
XOR Cipher
CrypTool Portal
XOR Encryption Cracker
XOR Calculator Online
6
7
Drag and Drop
Explore behind the curtain
When you interact with a web app, all kinds of 8
Dropdown
9
Drag and Drop
10
Dropdown
11
12
Multiple Choice
What is the goal of the challenge?
Solve a math problem in less than 0.1 seconds
Inspect the HTML code
Change the CSS code
Submit the answer quickly
13
Multiple Choice
What did the class change to when the code was run?
Spinning
Ready
Locked
None of the above
14
Multiple Choice
What did the action seem to have disappeared to?
Spinning
Ready
Locked
None of the above
15
Multiple Choice
What did the submit button change to after adding the action back?
Spinning
Ready
Locked
None of the above
16
Multiple Choice
What did the participant have to do to submit the answer?
Subtract the second number from the first number
Multiply the first number by the second number
Divide the first number by the second number
Add the first number to the second number
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18
Drag and Drop
19
20
Multiple Choice
What was the issue with the mobile application?
Customers couldn't access the app
Customers couldn't log in
Customers couldn't see their current balance
Customers couldn't make payments
21
Multiple Choice
What was the correct URL to retrieve account information?
get_accounts
get_payments
get_transactions
get_balance
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23
24
Multiple Choice
What command is used to access the data in a website?
ls
grep
curl
cd
25
Fill in the Blanks
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