Wildcards in Generics

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In this section, you will learn the use wildcards or wildcard character in Generics.

Problem :

For better understanding of wildcards, we are taking a scenario :
Take a look at the following code :

List<String> strArrayList = new ArrayList<String>(); 
strArrayList.add(new String("Genrics"));
strArrayList.add(new String("Genrics Wildcards"));  more...