Unit 3 Grade 6: Internet and network

What is a computer network?

• A type of software

• A single computer

• A group of interconnected computers

• A group of computers that are not connected

Which protocol is used to transfer data packets?

• FTP

• HTTP

• Internet Protocol (IP)

• DNS

What does DNS stand for?

• Data Network System

• Data Name System

• Domain Name System

• Digital Network Service

What is the purpose of encryption?

• To make data public

• To secure data so only intended receivers can read it

• To delete data

• To speed up data transfer

What is a disadvantage of using encryption?

• It makes data more secure

• It can slow down communication

• It is easy to use

• It is free

What is the Caesar Cipher?

• A digital security measure

• A method of encryption using letter shifting

• A type of computer network

• A social media platform

Which of the following is a physical security measure?

• Encryption software

• Firewalls

• Biometric ID

• Password protection

What is a pro of using social media for research?

• Limited information

• Only expert opinions

• Wider access to information

• No need to verify sources

What is bias?

• A type of encryption

• A preference that can affect research results

• A computer network

• A digital security measure

Which of the following is a method to avoid bias?

• Ignoring opposing views

• Relying on social media

• Verifying multiple sources

• Using only one source