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Welcome to the Control Instructions MCQs Page

Dive deep into the fascinating world of Control Instructions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Control Instructions, a crucial aspect of C# Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Control Instructions, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C# Programming.

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Check out the MCQs below to embark on an enriching journey through Control Instructions. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C# Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Control Instructions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Control Instructions MCQs | Page 1 of 9

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Q1.
What does the following C#.NET code snippet will print?

int i = 0, j = 0; 

label:
    i++;
    j+=i;
if (i < 10)
{
    Console.Write(i +" ");
    goto label; 
}
Discuss
Answer: (a).Prints 1 to 9
Q2.
Which of the following is the correct output for the C#.NET program given below?

int i = 20 ;
for( ; ; )
{
    Console.Write(i + " "); 
    if (i >= -10)
        i -= 4; 
    else 
        break;
}
Discuss
Answer: (c).20 16 12 8 4 0 -4 -8 -12
Discuss
Answer: (d).The if statement selects a statement for execution based on the value of a Boolean expression.
Q4.
What is the output of the C#.NET code snippet given below?


namespace CompSciBitsConsoleApplication
{
    public enum color
    { red, green, blue };
    
    class SampleProgram
    {
        static void Main (string[ ] args)
        {
            color c = color.blue;
            switch (c)
            {
                case color.red:
                    Console.WriteLine(color.red); 
                    break; 
                
                case color.green: 
                    Console.WriteLine(color.green); 
                    break; 
                
                case color.blue: 
                    Console.WriteLine(color.blue); 
                    break; 
            } 
        } 
    } 
}
Discuss
Answer: (b).blue
Q5.
Which of the following is the correct way to rewrite the following C#.NET code snippet given below?

int i = 0; 
do
{
    Console.WriteLine(i);
    i+ = 1; 
} while (i <= 10);


A. 
int i = 0; 
do
{
    Console.WriteLine(i);
} until (i <= 10);

B. 
int i;
for (i = 0; i <= 10 ; i++)
    Console.WriteLine(i);

C. 
int i = 0; 
while (i <= 11)
{
    Console.WriteLine(i);
    i += 1; 
}

D. 
int i = 0;
do while ( i <= 10)
{
    Console.WriteLine(i); 
    i += 1;
}

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q6.
What will be the output of the C#.NET code snippet given below?

int val;
for (val = -5; val <= 5; val++)
{
    switch (val)
    {
        case 0:
            Console.Write ("CompSci"); 
            break;
    }
    
    if (val > 0)
        Console.Write ("B"); 
    else if (val < 0)
        Console.Write ("X");
}
Discuss
Answer: (c).XXXXXCompSciBBBBB
Q7.
What will be the output of the C#.NET code snippet given below?

char ch = Convert.ToChar ('a' | 'b' | 'c'); 
switch (ch)
{
    case 'A': 
    case 'a':
    Console.WriteLine ("case A | case a");
    break;
    
    case 'B': 
    case 'b':
    Console.WriteLine ("case B | case b");
    break;
    
    case 'C':
    case 'c':
    case 'D':
    case 'd':
    Console.WriteLine ("case D | case d");
    break;
}
Discuss
Answer: (c).case D | case d
Discuss
Answer: (c).if (Condition1) {// Some statement}
else {// Some statement}
else if ( Condition2){//Some statement}
Q9.
Which of the following code snippets are the correct way to determine whether a is Odd or Even?
1.
int a;
String res; 
if (a % 2 == 0)
    res = "Even"; 
else 
    res = "Odd";

2.
int a; 
String res; 
if (a Mod 2 == 0) 
    res = "Even"; 
else
    res = "Odd";

3.
int a;
Console.WriteLine(a Mod 2 == 0 ? "Even": "Odd");

4.
int a; 
String res;
a % 2 == 0 ? res = "Even" : res = "Odd";
Console.WriteLine(res);
Discuss
Answer: (b).1 Only
Q10.
Which of the following can be used to terminate a while loop and transfer control outside the loop?
1. exit while
2. continue
3. exit statement
4. break
5. goto
Discuss
Answer: (d).4, 5
Page 1 of 9

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