Update index.md

Author: learning-zone

assets/index.md

@@ -163,31 +163,31 @@ The setImmediate() method is used to execute a function right after the current
 /**
  * setImmediate() and process.nextTick()
  */
-setImmediate(() => {
-  console.log("1st Immediate");
-});
+console.log("Program Started");
 
 setImmediate(() => {
-  console.log("2nd Immediate");
+  console.log("setImmediate()");
 });
 
 process.nextTick(() => {
-  console.log("1st Process");
+  console.log("process.nextTick()");
 });
 
-process.nextTick(() => {
-  console.log("2nd Process");
-});
+setTimeout(()=> {
+  console.log('setTimeout()');
+}, 0);
 
-// First event queue ends here
-console.log("Program Started");
+console.log("Program Ends");
+```
 
-// Output
+**Output:**
+
+```js
 Program Started
-1st Process
-2nd Process
-1st Immediate
-2nd Immediate
+Program Ends
+process.nextTick()
+setTimeout()
+setImmediate()
 ```
 
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