add assignment

Author: gambitier

session 1/assignments/assignment-1.md

@@ -0,0 +1,49 @@
+============
+Assignment-1
+============
+
+create a function calculator with two function arguments, and having four nested functions
+called addition, subtraction, multiplication and division, which will return the result
+(and wont log the result to console).
+
+The calculator function should return these function as object
+
+using this returned object console log the result of each operation
+
+and write an object explaining execution context of every function and global execution context
+
+---
+
+============
+Assignment-2
+============
+
+Write the function to calculate the area of a circle.
+Use regular as well as arrow notation
+Assign this function to variable and use that variable to call this function
+
+---
+
+=============
+Assignment-3
+=============
+
+explain why console.log(temp) produces error in outerFunction but not in the innerFunction
+
+also write scope chain for every function
+
+```javascript
+const outerFunction = () => {
+	var outerVar1 = 'javascript';
+	console.log(temp);
+
+	function innerFunction() {
+		var temp = 345;
+		console.log(temp);
+	}
+
+	innerFunction();
+};
+
+outerFunction();
+```