A composite primary key<span> is a set of several primary </span>keys<span> that, together, uniquely identifies each record.</span>
Primary keys are used as identifiers of composite entities. In this case each primary key combination is allowed only once in the *:* relationship.
Other case where primary keys are used is as identifiers of weak entities, where the weak entity has a strong identifying relationship with the parent entity.
Answer:
"Materials requirement planning" is the correct answer for the above question.
Explanation:
- The "Materials requirement planning" is a software system that is used to hold the record of the raw materials.
- It is used to tell about the material which is present in the stocks. It also used to schedule the delivery.
- This software is used to enhance the productivity of the company.
- The above question asked about the software which is needed to keep the record of the raw material. This software is known as "Materials requirement planning".
All sharps containers must be stored upright,be puncture-resistant, be labeled or color-coded red & leakproof on both the sides & the bottom! The last one is the one missing!
Thesaurus is a tool use to find the synonym of the of a word.
Here's the way to use the thesaurus in the word processor.
=> highlight the word, then right-click, Navigate to synonyms and the words will display.
