.NET Programming MCQs
1. A variable which is declared inside a method is called a________variable
A. Serial
B. Local
C. Private
D. Static
View Answer
Answer: B
2. Which is the String method used to compare two strings with each other
?
A. Compare To()
B. Compare()
C. Copy()
D. ConCat()
View Answer
Answer: B
3. Minimum and Maximum range of values supported by ‘float’ data type
are ?
A. 1.5 * 10 ^-40 to 3.4 * 10 ^38
B. 1.5 * 10 ^-45 to 3.4 * 10 ^30
C. 1.5 * 10 ^-45 to 3.4 * 10 ^38
D. 1.5 * 10 ^-45 to 3.4 * 10 ^37
View Answer
Answer: C
4. Which datatype should be more preferred for storing a simple number
like 35 to improve execution speed of a program?
A. sbyte
B. short
C. int
D. long
View Answer
Answer: A
5. What will be output of the following conversion ?
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();
}
A. 1, 97
B. 65, 97
C. 65, 97
D. 97, 1
View Answer
Answer: C
6. 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.
A. a
B. b
C. a, b
D. None of the mentioned
View Answer
Answer: A
7. Type of Conversion in which compiler is unable to convert the datatype
implicitly is ?
A. ushort to long
B. int to uint
C. ushort to long
D. byte to decimal
View Answer
Answer: B
8. Select output of the given set of Code :
static void Main(string[] args)
{
String name = “Dr.Gupta”;
Console.WriteLine(“Good Morning” + name);
}
A. Dr.Gupta
B. Good Morning
C. Good Morning Dr.Gupta
D. Good Morning name
View Answer
Answer: C
9. Which of the following is an 8-byte Integer?
A. Char
B. Long
C. Short
D. Byte
View Answer
Answer: B
10. Which of the following is NOT an Integer?
A. Char
B. Byte
C. Integer
D. Short
View Answer
Answer: A