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Questions and Answers
What is the main purpose of System.ValueType in C#?
What is the main purpose of System.ValueType in C#?
- To create and destroy data quickly
- To ensure that the derived type is allocated on the heap
- To ensure that the derived type is allocated on the stack (correct)
- To monitor the lifetime of heap-allocated data
What is the main advantage of stack-allocated data in C#?
What is the main advantage of stack-allocated data in C#?
- It can be created and destroyed quickly (correct)
- It is monitored by the garbage collector
- It allows for dynamic memory allocation
- It has a lifetime determined by a large number of factors
What happens to a structure variable when it falls out of the defining scope in C#?
What happens to a structure variable when it falls out of the defining scope in C#?
- Its lifetime is determined by a large number of factors
- It is removed from memory immediately (correct)
- It is monitored by the.NET garbage collector
- It is allocated on the heap
How are value types handled when assigned to each other in C#?
How are value types handled when assigned to each other in C#?
What is the primary member to copy when assigning one simple data type such as System.Int32 to another in C#?
What is the primary member to copy when assigning one simple data type such as System.Int32 to another in C#?
What ensures that heap-allocated data has a lifetime determined by a large number of factors in C#?
What ensures that heap-allocated data has a lifetime determined by a large number of factors in C#?
What happens when the value of p1.X is changed in the Point example?
What happens when the value of p1.X is changed in the Point example?
In the PointRef example, why does changing the value of p3.X also affect p4.X?
In the PointRef example, why does changing the value of p3.X also affect p4.X?
What is the purpose of the ShapeInfo class?
What is the purpose of the ShapeInfo class?
What will be the output when both p1 and p2 are displayed in the Point example?
What will be the output when both p1 and p2 are displayed in the Point example?
Why does changing the value of p3.X also affect p4.X in the PointRef example?
Why does changing the value of p3.X also affect p4.X in the PointRef example?
What is the major difference between value types and reference types?
What is the major difference between value types and reference types?
In which scenario are two copies of a type created on the stack?
In which scenario are two copies of a type created on the stack?
What happens when a reference type is assigned to another?
What happens when a reference type is assigned to another?
When is a custom constructor used in C#?
When is a custom constructor used in C#?
"Being a reference type" implies that:
"Being a reference type" implies that:
