markdown prep.md

Posted 2021-05-06

# Instructions

1. Fork this Gist
2. Edit to add your answers
3. Send to your mentor

No cheating! Be open and honest about what you know.

# Practice Questions

1. Which HTML 5 tag would you use to semantically wrap your page navigation?  
  **Answer:** 

2. What is the difference between a block level and an inline element in HTML?  
  **Answer:** 

3. What is wrong in the following HTML?
    ```html
    <div class="someClass" id="someID">
      Check this out!
    </div>
    <div class="someClass" id="someID">
      No, look at this instead.
    </div>
    ```
    **Answer:** 

4. How would you create a new folder named `testFolder` with the command line?  
  **Answer:** 

5. How would you enter this folder?  
  **Answer:** 

6. Given you are now in this folder, how would you check if git has already been initialized in that folder?  
  **Answer:** 

7. If git has not yet been added to that folder, how would you add it?  
   **Answer:** 

8. Which industry vertical are you interested in and why?  
   **Answer:** 

9. Using Javascript, please write a function foo, that takes two arguments, an array and a number, and returns true if the length of the array is equal to the second argument? E.g. `foo([1, 2, 3], 3)` would return true.  
    **Answer:**  
    ```javascript
    // your code here
    ```

10. Write a loop in Javascript, iterating over the array [1, 2, 3, 4] printing out if the element is either the first element (print `first - `), the last element (print `last`) or neither first or last element (print `not first or last -`). E.g. the expected output would be (`first - not first or last - not first or last - last`).  
    **Answer:**  
    ```javascript
    // your code here
    ```

11. Print all numbers from 15 - 0 to the console using a for loop in JS.  
    **Answer:**  
    ```javascript
    // your code here
    ```

12. What would the console print in following example
    ```javascript
    function outer(input) {
      var a = input;
      
      function inner(multiplier) {
        console.log(a * multiplier);
      }
      
      return inner;
    }
    
    var firstResult = outer(9);
    firstResult(10);
    ```
  
    **Answer:** 

13. Add the missing code to print "this is A" to the console by accessing the property from the JS object literal.
    ```javascript
    var someObject = {b : "some test", a : "this is A"};
    console.log("*Your code here*");
    ```
    
    **Answer:**  
    ```javascript
    // your code here
    ```