Answer:
The Digital Revolution also marks the beginning of the Information Era. The Digital Revolution is sometimes also called the Third Industrial Revolution.
Explanation:
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Answer: General search
Explanation: General search is the searching engine that is part of the internet platform.The search can be made for various subjects and the related information can be gained. The search engines like Yahoo, Bing, Alta Vista, Google etc are used for general search.
The search is done on the World Wide Web(www) by entering the subject or topic in the form of phrase or word and the data or document is obtained.
The sheave wheel is a pulley wheel that sits above the mine shaft. The hoist cable passes over the sheave wheel and then down the shaft of the mine.
(copied from google)
IPSec is the protocol that supports two encryption modes: transport and tunnel.