Self-check quiz

1. What value is output into the console?

   let val = 10;
   function tester(val){
       val += 10;
       if(val < 100){
           return tester(val);
       }
       return val;
   }
   tester(val);
   console.log(val);
   

2. What will be output into the console by the below code?

   let testFunction = function(){
       console.log("Hello");
   }();
   

3. What will be output to the console?

   (function () {
       console.log("Welcome");
   })();
   (function () {
       let firstName = "Laurence";
   })();
   let result = (function () {
       let firstName = "Laurence";
       return firstName;
   })();
   console.log(result);
   (function (firstName) {
       console.log("My Name is " + firstName);
   })("Laurence");
   

4. What will be output to the console?

   let test2 = (num) => num + 5;
   console.log(test2(14));
   

5. What will be output to the console?

   var addFive1 = function addFive1(num) {
   return...