Questions

TRUST.

Here the letter 'M' appears once in Minute and twice in a MoMent.

Production costs to an economist reflect opportunity costs.

Most producers use sun light for making their energy in the process of photosynthesis. The energy they prepared is sugar and glucose. 

Judicial branch is one among the three branches of the government. 

Supreme court, the magistrate (local) and municipal (city) courts are there in the judicial branch.

The Judicial branch interprets the laws.

The data bus is Bi-directional because the same bus is used for transfer of data between Micro Processor and momory of input / output devices in both the direction.

A primary key is a special relational database table column or combination of columns designated to uniquely identify all table records. That is, A primary key is a column or set of columns in a table that uniquely identifies tuples (rows) in that table.

A primary key, also called a Primary Keyword.

Main Features Primary key are ::

It must contain a unique value for each row of data.

It cannot contain null values.