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Anil A.
Tutor from 12 years (Marketing, Databases, SQl etc .)
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SQL Programming
TutorMe
Question:

Define joins. Why are they used and name a different kind of joins available?

Anil A.
Answer:

It is often required to get data from 2 or more different tables, in such situations joins are used through which we can connect two tables and extract data corresponding to those tables. Various types of joins are: -Inner Join -Outer Join -Left Join -Right Join

Databases
TutorMe
Question:

What are ER diagrams and various parts of an ER diagram?

Anil A.
Answer:

ER diagrams are Entity-relationship diagrams that are used to depict and show a complete process through various shapes. It is a logical structure that shows how data is being stored in the database. Various parts of an ER diagram are: -Entity -Weak Entity -Actions -Relationship -Attributes -Connecting lines

Marketing
TutorMe
Question:

Define marketing Mix. (one of the most important concepts of marketing)

Anil A.
Answer:

Marketing mix is various components that can be controlled by an organization in its favor to positively influence the customer behavior towards their product. 4 major P's of marketing are: - Product - Place - Price - Promotion

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