1. Define this internet basics
· internet: it is a global sistem of interconnected computers.
· Browser (add two examples): it is a sofwer application for accesing information on the World Wide Web.
- examples: google chrome and safari
· search engine (add two examples): is an information retrieval sistem designed to help findinformation stored on a computer system
- examples: yahoo and baidu
· TPC/IP: The IP adress is a set of numbers that identifies, in a logical way, an Interferace on the network
· DNS: is a system of computers that provides the infrastructure that allows us to browse the internet a more safe place.
· URL: Is a uniform resource identifier whose referred resources my change.
2. Search a photo of how the internet works and explain the process briefly:
There are wireless radio connections, copper cables, fiber-optic cables, and satellite links that help transmit information from computer to computer.
3. Do an online search of information about internet security and draw up a list of suggestions (at least four) for each of the topics bellow:
· Preventing a computer virus:
- keep everything up to date
- use a firewall
- use antivirus software
- know the sings of infection
· avoid giving information over the internet
- Be Alert to Impersonators
- Encrypt Your Data
- Keep Passwords Private
- Use Security Software
· browse the internet safely:
- Keep your browser and any plugins updated
- Use a browser that allows you to take your bookmarks with you between devices.
- Use an ad blocker
- Clear your web browser cache and cookies
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