Storage devices are the devices where we electronically store/record data in the computer. Storage devices can be removable or non-removable depend on their type. Most commonly used storage devices are non-removable  can be found inside of CPU casing. Storage devices can be classified into 3 threeContinue reading

Entity An entity is simply a person, place, event or thing for which we want to collect data. Example: student, course, teacher, enrollment, band, singer (has to be single!) An Entity in an ERD is slightly different, we are referring to all of the objectsContinue reading

Frequency polygons are a graphical device for understanding the shapes of distributions. They serve the same purpose as histograms, but are especially helpful for comparing sets of data. Frequency polygons are also a good choice for displaying cumulative frequency distributions. To create a frequencyContinue reading

In creating a database, normalization is the process of organizing it into tables in such a way that the results of using the database are always unambiguous and as intended. Normalization may have the effect of duplicating data within the database and often resultsContinue reading

The sensitive issue of Ontario’s new sex education curriculum isheating up very much and increasing theblood pressure and anger of the affected parents and people asit startstesting their religious, freedom, human rights, family, morality, responsibility, respectability, social, cultural and patience levels and tolerance.ParentsContinue reading

People, who are looking for ways about how to reduce high blood pressure, are advised to make lifestyle changes. Increasing waist is one of the reasons for high BP. You are advised to lose extra pounds and lower the waist line to naturallyContinue reading

Who are we? What are we?  From where did we come?  Where would we go?  What are we doing?  The true purpose of life is to answer these questions and then live: Who are we? What are we? From where did we come?Continue reading

With the increase in the usage of printers in businesses and office, demand for printer ink cartridges has gone up as well. At the same time, quality of the pages and the ink cartridges has become the essential factors in printing the pages.Continue reading