G4 Revision Quiz Networks + Internet and Encryption Quiz

What is the importance of network security?

• To slow down internet speed

• To make data more accessible to everyone

• To protect sensitive data and prevent unauthorized access.

• To increase the risk of cyber attacks

True or False? "Messages sent through networks are divided into smaller parts called packets before being transmitted."

• TRUE

• FALSE

True or False? "Re-engineering a structure means building it in the same way in a new location.“

• TRUE

• FALSE

True or False? "Information travels through networks without being broken into smaller parts.

• TRUE

• FALSE

What is data encryption?

• Data encryption is the process of converting data into a physical form.

• Data encryption is the process of converting data into a language that only computers can understand.

• Data encryption is the process of converting information into a code

• Data encryption is the process of converting data into a random sequence of numbers.

The process of changing a message into code is called ...

The process of changing a coded message to a readable language is called...

• Malware

• Hacking

• Decryption

Choose all correct types of past Encryption systems.

• Charlie code

• The Caesar Cipher

• Morse Code

• Edward Prince

Which picture best represents the process of data transmission?

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