You develop an application by using C#. The application counts the number of times a specific word
appears within a set of text files. The application includes the following code. (Line numbers are
included for reference only.)
You have the following requirements:
Populate the _wordCounts object with a list of words and the number of occurrences of each word.
Ensure that updates to the ConcurrentDictionary object can happen in parallel.
You need to complete the relevant code.
Which code segment should you insert at line 23?
A.
Option A
B.
Option B
C.
Option C
D.
Option D
A
@see https://msdn.microsoft.com/en-us/library/dd997369(v=vs.110).aspx
why not D?
D works fine too
It’s very strange.I executed all the four code samples and all are working!! . So all are good syntactically.
may be it’s the thread and task operations that brings difference and so answer is A.