You work as a senior developer at ABC.com. The ABC.com network consists of a single domain
named ABC.com.
You are running a training exercise for junior developers. You are currently discussing iterators.
Which of the following is TRUE with regards to iterators?
A.
It represents code in a tree-like data structure, where each node is an expression.
B.
It can be used to step through collections such as lists and arrays.
C.
It provides a more flexible way to work with groups of objects.
D.
It is the process of converting an object into a stream of bytes in order to store the object
Explanation:
option B
B
Personally I think they do “provide a more flexible way to work with groups of objects”. But that just my opinion!
Collections provide a more flexible way of working with groups of objects https://msdn.microsoft.com/en-us/library/495te598(v=vs.90).aspx
I agree with you, i see that both B and C are true.
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