.NET Programming Solved (MCQs)


Section 1

Each Section contains maximum 50 questions. To get more questions visit other sections.

Q1. A variable which is declared inside a method is called a _____ variable.

  • A. Serial
  • B. Local
  • C. Private
  • D. Static

Q2. Which is the String method used to compare two strings with each other ?

  • A. Compare To()
  • B. Compare()
  • C. Copy()
  • D. ConCat()

Q3. 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

Q4. 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

Q5. 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

Q6. 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

Q7. 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

Q8. 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

Q9. Which of the following is an 8-byte Integer?

  • A. Char
  • B. Long
  • C. Short
  • D. Byte

Q10. Which of the following is NOT an Integer?

  • A. Char
  • B. Byte
  • C. Integer
  • D. Short


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