CoffeeScript Interview Questions and Answers
Q1. What is Coffeescript?
Q2. Which Languages Have The Most Impact On Coffeescript?
Ans: CoffeeScript has been inspired by using Python, Ruby and Haskell, it followed syntax & coding styles from them, which makes it very particular & Useful.
Q4. List the Advantages of Coffeescript?
Ans: The benefits of CoffeeScript :
Q5. List the Disadvantages of CoffeeScript ?
When you're the use of CoffeeScript, there's an extra compilation step concerned inside the method.
Only some resources are available for this language.
Q7. Explain capabilities in CoffeeScript?
Ans: Functions in CoffeeScript is an (Optional) listing of parameters accompanied via an arrow after which the characteristic frame.
For example, log = (message) à console.Log message
Q8. How CoffeeScript compiler is beneficial in CoffeeScript?
Ans: CoffeeScript compiler guarantees that in the lexical scope, all your variables are well declared, and you by no means want to write down “var” your self
Q9. In CoffeeScript how clone-feature is useful?
Ans: Clone function is beneficial in growing a complete new item in Coffee Script by:
Copying all attributes from the supply object to the new object
Repeating the stairs of copying attributes from the source item for all sub-gadgets by means of calling the clone-feature
Creating a new item because the source item
Q10. Why Is Coffeescript Getting Popularity Day By Day?
Reasons behind the popularity of CoffeeScript:
Q11. What Is The Difference Between Copying An Object Through Assignment And Clone-function?
Ans: The predominant distinction among copying an object through task and clone-function is that how they cope with references. The challenge most effective copies the reference of the object while clone-feature creates a complete new object.
Q12. How Coffeescript Interpolates The Strings?
Ans: The concept of Interpolation in CoffeeScript is same as Ruby. Most expressions of CoffeeScript are legitimate in the #... Interpolation syntax.
Q13. How Does Boolean Works With Coffeescript?
Ans: In CoffeeScript is same as other however as opposed to "True" or "False". In CoffeeScript, "True" is commonly represented as "On" or "Yes" and "False" is represented as "Off" or "No
Q14. How are you able to map an array in CoffeeScript?
Ans: Coffee script has clean help for anonymous functions, to map an array in item use map() with an nameless feature. For simple mapping, list comprehension is more beneficial as Coffee script directly support listing comprehensions.
Q15. Can you bind parameters to houses in CoffeeScript?
Ans: Yes, CoffeeScript lets in to bind parameters to residences by way of the usage of the @ shorthand, this also allows you to define elegance features.