Here are some of the most common types of eruptions: In a Hawaiian eruption, fluid basaltic lava is thrown into the air in jets from a vent or line of vents (a fissure) at the summit or on the flank of a volcano.
The underscore sign is mainly used to show a space where a space is not allowed, such as in internet usernames, email addresses and some computer programs. The underscore looks like a dash below the letters (_).
Hello Subeesh, You are right, the underscore character is not a delimiter or word breaker in SharePoint. When you have a file name like My_Doc and if you try to search for My doc you wont get the My_Doc in the search results. Instead you need to type the complete filename as it is with the _ character.