Tech Screener Quiz

1. Q. What will be the output when the following code is executed?

   1. console.log(false == '0')
    2. console.log(false === '0')

Q1

Q2

Bonus: Why?

Q3

Q4

What does console.log(typeof null) return?

Q5

Q6

Who created Linux?

Bonus: Where are they from?

Q7

Can you name two programming paradigms important for JavaScript app developers?

Q8

Name 2 aspects of functional programming (1 point for each)

Q9

(AngularJS)

What is the maximum number of concurrent “watches”?

Q10

(AngularJS) What is the difference between ng-show/ng-hide and ng-if?

Q11:

(AngularJS) If you were to migrate from Angular 1.4 to Angular 1.5, what is the main thing that would need refactoring?

Q12:

Q13:

Q14:

Using Knex.js

How would I update the population of Denver to 5,000,000 under the cities column?
 

Q15:

Using vanilla JS, how does one select all elements in the DOM that have a class of 'kitten'?

Q16:

Covert this SCSS to CSS:
 

Q17:  

Return this Users table using SQL

Q18:  

What SQL query would return this table?

Table sports_teams

Table users