China - Ice Lantern Festival

The video provides an overview of phone numbers, explaining their significance and usage.

What is the primary purpose of a phone number?

• To identify a person

• To access the internet

• To connect calls between devices

• To store contact information

Which part of a phone number typically indicates the country?

• Country code

• Local number

• Extension

• Area code

What is the significance of an area code in a phone number?

• It is used for international calls

• It identifies the country

• It specifies the network provider

• It indicates the geographical region

How can phone numbers be used in marketing?

• To encrypt data

• To track customer locations

• To provide internet access

• To send promotional messages

What is a common use of phone numbers in security?

• To encrypt messages

• To verify user identity

• To store passwords

• To access secure websites