Server and Node.js ACC Assignment-1 What is a web server? A web server is software and hardware that uses HTTP(Hypertext Transfer Protocol) and other protocols to respond to client requests made over the World Wide Web. The main job of a web server is to display website content through storing…

1. what are closures? Closures are when the function is able to remember and access the lexical scope even when that function is executing outside its lexical scope example: function stopWatch(){ let count=0; return function(){ count++; return count; } } const clock1=stopWatch(); console.log(clock1()); console.log(clock1()); console.log(clock1()); console.log(clock1()); 2 . Usage in Function Components

1 . Discuss about Error handling in error handling using Four keyword try catch finally throw 2. why use error handling? Then if we create large apps suppose 1000 line code in the run time has found anyone line error we can not see our output for that reason using error handling. …

JavaScript is a dynamic computer programming language .it is lightweight and most commonly used as a part of web pages and it is the scripting & interpreted programming language. 2. Variable: a variable used to store information ,that value can change in the computer program if we want declare a variable we…