Merge pull request devkodeio#17 from rajat-mehra05/rajat-questions

added 2 questions in functions.md

Author: sadanandpai

code-snippets/functions.md

@@ -260,9 +260,9 @@ getFunc()();
 
 <li>
 
-**What will be the output ?**
+**What is the output ?**
 
-```js
+```JS
 x = 1;
 function func() {
   this.x = 2;
@@ -426,4 +426,72 @@ foo();
 
 ---
 
+<li>
+
+**What will be the output ?**
+
+```JS
+function getAge() {
+  'use strict';
+  age = 21;
+  console.log(age);
+}
+
+getAge();
+```
+
+- A: `21`
+- B: `undefined`
+- C: `ReferenceError`
+- D: `TypeError`
+
+<br/>
+
+<details>
+<summary><b>Answer</b></summary>
+<p>
+
+#### Option: C
+
+</p>
+</details>
+
+</li>
+
+---
+
+<li>
+
+**What will be the output ?**
+
+```JS
+const obj = { 1: 'a', 2: 'b', 3: 'c' };
+const set = new Set([1, 2, 3, 4, 5]);
+
+obj.hasOwnProperty('1');
+obj.hasOwnProperty(1);
+set.has('1');
+set.has(1);
+```
+
+- A: `false true false true`
+- B: `false true true true`
+- C: `true true false true`
+- D: `true true true true`
+
+<br/>
+
+<details>
+<summary><b>Answer</b></summary>
+<p>
+
+#### Option: C
+
+</p>
+</details>
+
+</li>
+
+---
+
 </ol>