Use for loop and question inside it
Answer:
1. - Observer
2. - iterator
3. - strategy
4. - composite
5. - decorator
Explanation:
An object contains other objects (elements) and must give access to them for clients, without exposing its internal structure. This is an observation.
The subject-object can generate events as an iterable (iterator) and could use different strategic algorithms to achieve a task. Class objects can be used to aggregate other class objects.
In python, the decorator function mimics the outer function of a nested function, but still maintains the functionality of the second function
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.
