Answer:
Software is the correct answer.
Explanation:
Software is the collection of programs or the group of instruction through which the computer system's hardware knows that what works they have to do. In other words, it is the computer program through which hardware of the computer systems understand how to work. There are several types of software such as application software, system software, and utility software.
In Excel the sum B2 and B6 simply means that B2 and B6 Numbers are adding to get a Sum, it actually like the normal Calculator, but in Excel it helps to do the calculation of your your data simple and easy, there is no hard work.
Answer:
The answer is : When there is a need to copy a formula and have the references update based on the new location
Explanation:
<em>I often use this function in any spreadsheet document. Imagine, you have thousands of data in a single sheet. And you inserted one row or column. Normally, you have to update EACH CELL's formula. Imagine the work load and the effort you need to exert. But when the single cell updates all the cell's reference, formula will be affected and you don't need to re update all the cells. It saves you time and effort and worries.</em>