ref out Parameters passed with the prefix “ref”. By using “ref” C# implements the concept called “Call by reference”. Parameters passed with the prefix “out”. An argument passed by ref must be assigned with a value before the call. ‘out’
Showing posts with label C# Interview Questions. Show all posts
Showing posts with label C# Interview Questions. Show all posts
Thursday, September 3, 2015
Daily Interview Questions #15 : What is the difference between the C# keywords ‘ref’ and ‘out’?
By
Francis
Posted at
5:26 AM
C# Interview Questions
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ref out Parameters passed with the prefix “ref”. By using “ref” C# implements the concept called “Call by reference”. Parameters passed with the prefix “out”. An argument passed by ref must be assigned with a value before the call. ‘out’
Tuesday, July 8, 2014
Daily Interview Question #12 : What is the purpose of “sealed” keyword in C#?.
By
Francis
Posted at
6:31 PM
C# Interview Questions
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1. When you want to prevent an class from being inherited by another class, you should use “sealed” keyword in front of the class.
Sunday, June 1, 2014
Daily interview Question #10 : what is the purpose of "explicit" implementation of interface?
By
Francis
Posted at
7:32 AM
CodeProject
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There are 2 purposes of explicit implementation of Interface: First, it is used to avoid name collision between interface methods. That is if you are going to create a class library, there may be a chance to use the same
Tuesday, February 4, 2014
Daily Interview Question #6: What are the different types of Constructor in C#?
By
Francis
Posted at
1:03 PM
C# Interview Questions
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Below is the list of Constructors available in C#: 1. Default Constructor 2. Parameterized constructor 3. Static Constructor. By default constructor have “public” as access specifier. A class can have more than one Constructor. In C# “this” keyword is
