Answer:
TCP/IP
Explanation:
TCP/IP which stands for Transmission Control Protocol and Internet Protocol are network protocols which divide your message into smaller chunks or fragments known as network packets and sends them out onto the Internet. When the chunks arrive at the intended destination, TCP/IP on the receiving end reassembles the network packets into the original message.
TCP/IP are the main protocols used for sending data over the internet.
Answer:
B
Explanation:
The metadata is only the information in the background aka the info not directly given.
Answer:
By backing up the important information from the laptop computers to OneDrive, if a hard drive failure is to occur, assuming the salespeople have internet, they may access OneDrive and download any and all applicable data, resolving the issue.
Without a/an Operating system. a computer is useless
Generally I'd recommend not buying one online, tends to be cheaper from a shop - and better used, although their are some risks with 2nd hand devices, I think the big price cut it worth it.
If you did want to buy online, maybe Amazon or Ebay?