Answer:
List items are usually accessed using the indexing operator.
Explanation:
Depends on the language, and what you mean with extracting? Do you mean accessing or removing?
Answer:
b. You can track changes.
Explanation:
Setting up a workbook to be shared if you are the only one using the workbook is to enable you track the changes that may occur.
When sharing a workbook, you can allow users gain access to it, make changes and then you easily track those changes.
It makes a team to work simultaneously on the same workbook.
Answer:
a type of machine learning based on artificial neural networks in which multiple layers of processing are used to extract progressively higher level features from data.
Answer:
A spreadsheet program is a computerized version of paper accounting.
Explanation:
A spreadsheet program is a computerized version of a paper accounting worksheet where everyone can easily use the sheet according to their need. For example, a spreadsheet can be used as a data entry sheet, as arithmetic operations. Data entry in paper accounting was done manually with paper whereas spreadsheet has cells in it to record the entries. Similarly, other operations such as recording the data, performing analytical operations were part of old system and these are now used in spreadsheet as a basic function. In short, the spreadsheet is a very friendly application where values can be analyzed, stored, and modified as per requirements. These all defined tasks are part of paper based accounting now done using computer program.