C# Fundamental Programming: Casting and User Input
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Questions and Answers

What is type casting in C#?

  • Manually placing the type in parentheses in front of the value
  • Automatically passing smaller size type to a larger size type
  • Assigning a value of one data type to another type (correct)
  • Converting string data type to integer data type

Which type of casting is done automatically when passing a smaller size type to a larger size type?

  • Explicit casting
  • Implicit casting (correct)
  • Static casting
  • Dynamic casting

How is explicit casting done in C#?

  • Converting string data type to integer data type
  • By manually placing the type in parentheses in front of the value (correct)
  • Automatically when passing a smaller size type to a larger size type
  • Using built-in methods like Convert.ToBoolean

What method is used to read input from the console in C#?

<p>Console.ReadLine() (D)</p> Signup and view all the answers

Which method is used to convert a value to string data type in C#?

<p>(long) Convert.ToInt64 (A)</p> Signup and view all the answers

What data type does the Console.ReadLine() method return?

<p>string (D)</p> Signup and view all the answers

How can you convert user input to another data type?

<p>By using the Convert.To methods (C)</p> Signup and view all the answers

What method is used to print a number put in by the user?

<p>Console.WriteLine() (A)</p> Signup and view all the answers

What should a program do to read and find the result of summation of two integer values?

<p>Read two integers and perform addition (A)</p> Signup and view all the answers

What data type should be used to store user input for a number?

<p>string (C)</p> Signup and view all the answers

Implicit casting is done automatically when passing a larger size type to a smaller size type.

<p>False (B)</p> Signup and view all the answers

Explicit casting in C# must be done manually by placing the type in parentheses in front of the value.

<p>True (A)</p> Signup and view all the answers

The Console.ReadLine() method returns the input as an integer data type.

<p>False (B)</p> Signup and view all the answers

The Convert.ToInt64 method is used to convert a value to a long data type in C#.

<p>True (A)</p> Signup and view all the answers

Type casting in C# is when you assign a value of one data type to another type.

<p>True (A)</p> Signup and view all the answers

The Console.ReadLine() method in C# returns an integer data type by default.

<p>False (B)</p> Signup and view all the answers

You can manually convert user input to a different data type using the Convert.To methods in C#.

<p>True (A)</p> Signup and view all the answers

To print a number input by the user in C#, you need to use the Console.WriteLine() method.

<p>True (A)</p> Signup and view all the answers

Explicit casting is required when passing a larger size data type to a smaller size data type in C#.

<p>False (B)</p> Signup and view all the answers

The purpose of the Console.ReadLine() method is to read input from the user in C#.

<p>True (A)</p> Signup and view all the answers

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