Protocols

What is the process of encoding data to prevent easy understanding if intercepted?

• Translation

• Decryption

• Encryption

• Compression

What is the original message or data set known as before encryption?

• Plaintext

• Binary code

• Hexadecimal

• Ciphertext

What is the key in the Caesar cipher if A translates to D?

• 5

• 2

• 3

• 4

Which protocol is used by a browser to access a webpage from a web server?

• FTP

• SMTP

• HTTPS

• HTTP

What does HTTPS stand for?

• Hypertext Transfer Protocol Secure

• Hypertext Transmission Protocol Secure

• Hypertext Transfer Protocol Simple

• Hyper Transfer Protocol Secure

Which protocol is used for transmitting files between client and server computers?

• IMAP

• SMTP

• HTTP

• FTP

What protocol is used to retrieve an email from an email server to your device?

• FTP

• POP

• HTTP

• SMTP

Decode the message 'LSPH JMVI' using a key of 4.

• IRON CORE

• JUMP HIGH

• HOLY FIRE

• GONE WILD