CS Module 17 Keeping Secrets Quiz

What is cybersecurity?

• Protecting digital attacks

• Managing digital attacks

• Ignoring digital attacks

• Creating digital attacks

What is a Caesar Cipher?

• A transposition cipher

• A public key cipher

• A symmetric key cipher

• A substitution cipher

What is steganography?

• Hiding a secret message in something that is not secret

• Encrypting a secret message in something that is not secret

• Revealing a secret message in something that is not secret

• Hiding a public message in something that is not secret

What is the Enigma Machine?

• A cipher device used in the early- to mid-20th century

• A modern encryption software

• A type of ransomware

• A type of steganography

What does it mean to encrypt data?

• Delete information from a device

• Decrypt information into a cipher or code

• Ignore information on a device

• Convert information into a cipher or code

What is ransomware?

• Malware designed to delete files on a device

• Malware designed to decrypt files on a device

• Malware designed to ignore files on a device

• Malware designed to encrypt files on a device

What is an Encryption Key?

• A random string of bits for scrambling and unscrambling data

• A specific string of bits for scrambling and unscrambling data

• A fixed string of bits for scrambling and unscrambling data

• A variable string of bits for scrambling and unscrambling data

What is ASCII?

• The numeric representation of a character

• The audio representation of a character

• The video representation of a character

• The graphical representation of a character

What is the purpose of a decryption key?

• To make a coded or unclear message intelligible

• To ignore a coded or unclear message

• To make a clear message coded or unclear

• To delete a coded or unclear message

What is the main goal of ransomware?

• To demand ransom in exchange for decryption of information

• To demand ransom in exchange for deletion of information

• To demand ransom in exchange for encryption of information

• To demand ransom in exchange for ignoring information