Answer:
The answer is "True".
Explanation:
The web beacons are one of the different techniques, that are used on web pages and emails, to check whether a user has access to some unobtrusively. It is a line, that is often invisible, and typically does not exceed 1 pixel.
- It is usually used with cookies.
- It is also known as a small graph, which generates a request to the server for tracking service.
Syncing or maybe FTP or connection
Answer:
NIC (Network Interface Card)
Explanation:
A network interface card is used to connect a computer to a computer network allowing for data to be transmitted between computers.
Answer: Bottom up approach
Explanation:
We should start from the bottom i.e.starting from the physical layer by inspecting the lan, switches, router and also as we move up the level we also need to check the software application and the various routing protocols at each successive levels.
Hence, we use bottom up approach.