Unit 6 Cybersecurity Fundamentals

CTF stands for

• Capture the flag

• Coding to find

• Cyber Text Foundation

• Cybersecurity Team Fun

How many bits are there in a byte?

• 8

• 6

• 4

• 2

Scrambling data so that it is unreadable to anyone except those who know the trick to decoding it is...

• Cryptography

• Cybersecurity

• Coding

• Hieroglyphics

Using the simplest Caesar cipher, decode the following ciphertext. DZCFS

• CYBER

• STOCK

• BRAIN

• TESLA

The practice of hiding messages in an image or text is called...

• Steganography

• Bibliography

• Photography

• Chirography

Which of the following commands is used for searching for a word or phrase in a file in Linux

• grep

• touch

• ls

• pwd

To add data to an existing file you can use the append symbol which is

• A) >>

• B) >

• C) ++

• D) +

What does the following command do? grep -i dog animals.txt

• Displays lines with the word 'dog' or 'Dog' or 'DOG' or any version of the word, ignoring case

• Displays only lines with the word 'dog' in all lowercase letters

• Displays lines that DO NOT contain the word 'dog', ignoring case

• Displays lines that DO NOT contain the word 'dog' in all lowercase letters

The information about a file that is embedded in the file, such as date, location, size, etc

• metadata

• gigadata

• imagedata

• versiondata

Convert the binary number 01000011 to decimal

• 83

• 67

• 63

• 99