Pros and Cons of Plate Heat Exchangers

In 1923, Dr. Richard Sellingman invented the first plate heat exchanger, and forever revolutionised the process of indirect heat transfer. Now, these products can be found in many homes, commercial institutions and manufacturing plants of various industries. Their inherent design give them a distinct advantage over other types of heat exchangers, like shell and tube …

How Database Approach Differs from Traditional File System Concepts?

A database is a collection of interrelated data’s stored in a database server; these data’s will be stored in the form of tables. The primary aim of database is to provide a way to store and retrieve database information in fast and efficient manner. There are number of characteristics that differs from traditional file management …

The Importance of a Database Management System to Businesses

Database management systems (DBMS) reinforce the use of papers in recording business transactions. Before, it was necessary to take note of every purchase and customer data. Employees had to go through a pile of documents to search for and update company or client information. Now, with DBMS software, you do not need to spend time …

Promotion "Above the Line" and "Below the Line"

Promotion can be loosely classified as “above the line” and “below the line” promotion. The promotional activities carried out through mass media like television, radio, newspaper etc. is above the line promotion. The terms ‘below-the-line’ promotion or communications, refers to forms of non-media communication, even non-media advertising. Below-the-line promotions are becoming increasingly important within the …