Question

30. How is filter useful? small answers ​

Answer 1

Answer:

Since the view you get after you apply a filter contains only records with the values that you selected, the rest of the data remains hidden until you clear the filter.

There are several types of filters and some of them are easy to apply and remove. Access contains some common filters that are built into every view. The availability of filter commands depends on the type and values of the field.

For example, to view the records of people whose birthdays fall during a specific month, click the BirthDate column, on the Home tab in the Sort & Filter group, click Date Filters, and then select the required date period.

Answer 2

Answer:

Filtration is used to separate particles and fluid in a suspension, where the fluid can be a liquid, a gas or a supercritical fluid. Depending on the application, either one or both of the components may be isolated. ... Filtration is also important and widely used as one of the unit operations of chemical engineering.

Explanation:

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