Q. Type of Conversion in which compiler is unable to convert the datatype implicitly is ?
✅ Correct Answer: (B)
int to uint
.NET Programming MCQs | Page - 3
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Q. Scope of variable is related to definition of variable as:
1. Region of code within which variable value is valid and hence can be accessed.
2. No, relation with region where variable is declared its value is valid in entire scope.
1. Region of code within which variable value is valid and hence can be accessed.
2. No, relation with region where variable is declared its value is valid in entire scope.
✅ Correct Answer: (A)
a
Q. What will be output of the following conversion ?
Code:
static void Main(string[] args)
{
char a = 'A';
string b = "a";
Console.WriteLine(Convert.ToInt32(a));
Console.WriteLine(Convert.ToInt32(Convert.Tochar(b)));
Console.ReadLine();
}
✅ Correct Answer: (C)
65, 97
Q. Which datatype should be more preferred for storing a simple number like 35 to improve execution speed of a program?
✅ Correct Answer: (A)
sbyte
Q. Minimum and Maximum range of values supported by ‘float’ data type are ?
✅ Correct Answer: (C)
1.5 * 10 ^-45 to 3.4 * 10 ^38
Q. Which does the solution explorer not display?
✅ Correct Answer: (A)
Form Properties
Q. The Button control can be activated:
✅ Correct Answer: (D)
Both a and b.
Q. Which sequence of char data types is listed from lowest to highest?
✅ Correct Answer: (D)
A, Z, a, z
Q. VB.Net identifiers:
✅ Correct Answer: (B)
can begin with an underscore.
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