Answer:
By being a part of a block to a block chain and each block in the block chain is precisely connected to the block that was before it.
Explanation:
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A percent can be used in a filename.
Answer:Schema
Explanation: A schema is the group that contains objects of databases with views, index, triggers, tables etc features. The specific user can access schema who persist a certain username.The user is considered as the owner of the database and its element.
Schema is usually bound to have only single database.There are some schema that are already present in the system as the in-built schema .E.g.- sys, guest etc.
Answer:
They can be searched using keywords. they may have a different alarm settings. they provide a personal organizer.
Explanation:
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