Add new file 12_Quizzes.js

Author: ExploitEngineer

part1 (Basics)/12_Quizzes.js

@@ -0,0 +1,15 @@
+// INFO: what will be the output of the following code ?
+console.log(a);
+var a = 5;
+console.log(a);  // undefined 5
+
+
+// INFO: What will be output of this snippet ?
+// console.log(x);
+let x = 10; // Reference Error
+
+
+// INFO: what this will return ?
+console.log(typeof typeof 42); // string
+console.log(null == undefined); // true
+console.log(null === undefined); // false