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JavaScript Type Coercion Quiz

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Questions and Answers

What is the primary reason that the expression `5 == "5"` evaluates to true in JavaScript?

Both values are strictly equal.
The numeric and string types are always considered equal.
JavaScript does not support type comparison.
JavaScript automatically converts them to a common type. (correct)

Which of the following terms best describes the process occurring in the expression `5 == "5"`?

Weak Type Comparison (correct)
Strict Type Coercion
Type Casting
Dynamic Typing

What is NOT a characteristic of JavaScript's handling of different data types during comparison?

It always treats different types as equal when using `==`.
It uses type coercion to make comparisons.
It converts strings to numbers when compared with numbers.
It throws an error if types do not match. (correct)

Which of the following would correctly describe the behavior of `5 === "5"` in JavaScript?

<p>It will return false because both the type and value must match. (C)</p> Signup and view all the answers

What would be the result of using the comparison `5 == 5.0` in JavaScript?

<p>It will return true due to type coercion. (C)</p> Signup and view all the answers

Flashcards

`5 == "5"` evaluates to true because?

JavaScript converts values to a common type for comparison.

Weak Type Comparison

A comparison that allows different data types to be compared by converting them to a single type.

Behavior of `5 === "5"`

The expression will return false because the type and value must match exactly.

Result of `5 == 5.0`

Equality comparison where JavaScript will return true because the integer and floating point values are equal.

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