What is Network?
A network is when two or more computers are linked to transfer or share data.
*Scalable (can add/remove devices)
*Can be classified by size
What is a LAN and where is it used?
- A LAN spans a **small area, **such as a building.
- Commonly used in businesses
- Homes usually don’t qualify as LANs (don’t meet criteria)
Features:
* Share peripherals
* File sharing
* Central PC management
Local Area Network
What is a WAN and where is it used?
- A WAN covers a** large geographical** area (e.g., a country).
- The Internet is the most common example.
- Very expensive to maintain.
Features:
* Secure data transfer
* Easy file sharing
* Uses private leased lines
Wide Area Network
What is a PAN and where is it used?
- A PAN connects devices within close range of one person.
- Used for both personal and business purposes.
Features:
* Reduced cabling
* Auto-sync of data
* Keeps data up to date
* Prevents errors
* Very secure due to close proximity
Personal Area Network
What is a VPN and where is it used?
- A VPN is a **private network running over a public network **(like the Internet).
- Encrypts data during transmission.
Features:
* Cheaper than a WAN
* Very secure due to encryption
Virtual Private Network (VPN)
What are the benefits of wireless integration?
- Devices without Ethernet ports can connect
- Visitors can easily access network resources
What are the drawbacks of wireless integration?
- Easier for malicious actors to attempt connections
- Risk of accessing confidential business data
