Console.ReadLine for input in C Sharp (C#) - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to read a line of input from the user.

C Sharp (C#)

string userInput = Console.[1]();

Drag options to blanks, or click blank then click option'

AWriteLine

BReadKey

CWrite

DReadLine

Attempts:

3 left

💡 Hint

Common Mistakes

Using Console.WriteLine instead of Console.ReadLine.

Using Console.ReadKey which reads only one key.

The method Console.ReadLine() reads a full line of input from the user as a string.

2fill in blank

medium

Complete the code to prompt the user and read their input.

C Sharp (C#)

Console.Write("Enter your name: ");
string name = Console.[1]();

Drag options to blanks, or click blank then click option'

AReadLine

BWrite

CRead

DWriteLine

Attempts:

3 left

💡 Hint

Common Mistakes

Using Console.Write instead of Console.ReadLine to get input.

Using Console.Read which reads a single character.

After prompting the user, Console.ReadLine() reads the input as a string.

3fill in blank

hard

Fix the error in the code to correctly read user input as a string.

C Sharp (C#)

string input = Console.[1];

Drag options to blanks, or click blank then click option'

ARead()

BReadLine()

CReadLine

DReadKey()

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting the parentheses after ReadLine.

Using ReadLine without parentheses which causes a compile error.

The method Console.ReadLine() must be called with parentheses to execute and return the input string.

4fill in blank

hard

Fill both blanks to read an integer input from the user.

C Sharp (C#)

Console.Write("Enter a number: ");
int number = int.[1](Console.[2]());

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AParse

BReadLine

CRead

DTryParse

Attempts:

3 left

💡 Hint

Common Mistakes

Using Console.Read instead of Console.ReadLine.

Using int.TryParse without proper syntax.

Use Console.ReadLine() to get input as string, then int.Parse() to convert it to an integer.

5fill in blank

hard

Fill all three blanks to safely read an integer input using TryParse.

C Sharp (C#)

Console.Write("Enter your age: ");
string input = Console.[1]();
if (int.[2](input, out int [3]))
{
    Console.WriteLine($"Your age is {age}");
}
else
{
    Console.WriteLine("Invalid input.");
}

Drag options to blanks, or click blank then click option'

AReadLine

BTryParse

Cage

DParse

Attempts:

3 left

💡 Hint

Common Mistakes

Using int.Parse which throws error on invalid input.

Not declaring the out variable correctly.

Use Console.ReadLine() to get input, then int.TryParse() to safely convert it. The variable age stores the parsed integer.