These are the functions that return a value after their completion. A fruitful function must always return a value to where it is called from. A fruitful function can return any type of value may it be string, integer, boolean, etc. It is not necessary for a fruitful function to return the value of one variable, the value to be returned can be an array or a vector. A fruitful function can also return multiple values.

There are three dimensions of information systems
- organizational
- management
- technology.

Answer:
A chart and a graph are kind of image that are indispensable and need added text to go with it.
Answer:
1. Insert a table
2. Setting margins
3. Spelling and grammar correction
4. Header and footer
5. Search a word
Explanation:
1) A table can be inserted in a word document to manage data easily and in a more presentable way.
2) Different margins can be set according to the requirement and rulers can be made visible and invisible.
3) If by chance typo errors happen, a red wavy line indicates spelling mistakes and green indicates grammar mistakes which can be corrected easily.
4) Sometimes writing some professional documents, we need some text to be visible either on top or bottom of every page of that document which can be done with the help of headers and footers.
5) By pressing Ctrl+f we can easily search for a particular word in a document.