C#.Net Interview Question and Answers
46. |
What is methods? |
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A method is a member that implements a computation or action that can be performed by an object or class. Static methods are accessed through the class. Instance methods are accessed through instances of the class. |
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Tony Martin, said |
July 17, 2018 |
A method is a code block that contains a series of statements. A program causes the statements to be executed by calling the method and specifying any required method arguments. In C#, every executed instruction is performed in the context of a method.
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47. |
What is fields? |
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A field is a variable that is associated with a class or with an instance of a class. |
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48. |
What is events? |
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An event is a member that enables a class or object to provide notifications. An event is declared like a field except that the declaration includes an event keyword and the type must be a delegate type. |
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49. |
What is literals and their types? |
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Literals are value constants assigned to variables in a program. C# supports several types of literals are - Integer literals
- Real literals
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Boolean literals
- Single character literals
- String literals
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Backslash character literals
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50. |
What is the difference between value type and reference type? |
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- Value types are stored on the stack and when a value of a variable is assigned to another variable.
- Reference types are stored on the heap, and when an assignment between two reference variables occurs.
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Goutami, said |
Jan 25,2014 |
Value Types : When a value of a variable is assigned to another variable then two copies of the variables are stored in the memory. ReferenceTypes : When value of one variable assigned to another varible only reference is copied actual value remains on the same memory location.
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