Update README.md

Author: learning-zone

README.md

@@ -4925,7 +4925,6 @@ console.log(x); // 10
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-#### Q. Explain the concept of Domain in Node.js?
 #### Q. What is Node-API (N-API)?
 #### Q. How to implement a Sleep function?
 #### Q. How would you scale Node application?