COMP6841 tutorial quiz

Which of these is NOT an example of steganography?

• Poking holes in the letters of a newspaper

• Scaling down the message so it looks like a dot in a non-secret message

• The enigma machine

• Hiding data in the least significant bits

Which of these scenarios is the hardest to deal with

• Low impact, Low likelihood

• Low impact, High Likelihood

• High impact, Low likelihood

• High impact, High likelihood

What is Defender Mindset

• Windows Defender

• Only looking at it in terms of defending, never thinking about how it could be attacked

• Only looking at it in terms of attacking, never thinking about how it could be defended

• None of the above

What is CIA?

• Confidentially, Integrity, Authentication

• Confidentially, Integrity, Availability

• Confidentially, Integrity, Accessibility

• None of the above

Which of the following could be considered passive recon?

• Clicking through their website

• Running an NMAP scan

• Using google dorks

• Pinging their server

What are types of errors that you could get when testing a hypothesis?

• Overestimated or underestimated

• False positive or false negative

• Experimental error or bad test design

• Random error or measurement error

What is the most commonly overlooked risk type?

• Low impact low likelihood

• Low impact high likelihood

• High impact low likelihood

• High impact high likelihood

In binary, approximately how many bits do you need to represent the number of seconds in a year?

• 20

• 25

• 30

• 35

Which is most likely a type II error (false negative)?

• A metal detector beeping when there's no metal nearby.

• A covid test comes up positive for a healthy person.

• A smoke detector staying silent when there is a fire.

• A lie detector test failing to detect a lie when someone is lying.

What are valid ciphers?

• Dancing Men Cipher

• Rijndael

• Vigenère

• Thorley