gs gs108 Classes - Methods in Class - Quiz No.1
gs gs108 CSharp Quiz
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Question 1: What will be the output of the following C# code?
static void Main(string[] args) { int a = 5; int s = 0, c = 0; Mul (a, ref s, ref c); Console.WriteLine(s + "t " +c); Console.ReadLine(); } static void Mul (int x, ref int ss, ref int cc) { ss = x * x; cc = x * x * x; }
125 25
25 125
Compile time error
0 0
Question 2: Which of the following statements are correct about functions?
C# allows a function to have arguments with default values
Redefining a method parameter in the method’s body causes an exception
C# allows function to have arguments with default values
Omitting the return type in method definition results into exception
Question 4: What will be the output of the following C# code?
static void Main(string[] args) { m(); Console.ReadLine(); } static void m() { Console.WriteLine("HI"); m(); }
HI HI HI
HI
Stack overflow exception
Compile time error
Question 5: When a function fun() is to receive an int, a single & a double and it is to return a decimal, then the correct way of defining this C# function is?
static fun(int i, single j, double k) { return decimal; } static decimal fun(int i, single, double k) { } decimal fun(int i, single j, double k) { } decimal static fun(int i, single j, double k) { }
Question 7: How many values does a function return?
0
2
1
any number of values
Question 8: What will be the output of the following C# code?
static void Main(string[] args) { int y = 3; y++; if (y <= 5) { Console.WriteLine("hi"); Main(args); } Console.ReadLine(); }
hi hi
hi
Stack overflow exception
None of the mentioned
Question 9: Which return statement correctly returns the output?
public int cube(int x) { return (x + x); } public int cube(int x) return (x + x); public int cube(int x) { return x + x; }
None of the mentioned
Question 10: What will be the output of the following C# code?
public static void Main(string[] args) { p(); void p() { Console.WriteLine("hi"); } }
Compile time error
hi
hi infinite times
None of the mentioned
