JavaScript
What will this console.log() return?
const testy = 'hello'
console.log(testy += 'world')
What is a TypeError: Assignment to constant variable.
How would you turn this list
icecream = ['My', 'favorite', 'ice cream', 'is', 'rocky road.']
Into this string?
'My favorite ice cream is rocky road.'
What is ' '.join(icecream)
In React, how do you pass data from a parent to a child component?
What is props
What is the equivalent of routes in express in Django?
This is a platform for uploading files that you can use in code.
What is cloudinary
This is a language built off of JavaScript which utilizes static type definitions.
What is TypeScript
Python's version of JavaScript Objects.
What is a dictionary
A <span> has this type of display property by default
What is inline
In Mongoose, what method would you use to update a single existing object in a database using its id?
What is findByIdAndUpdate()
What is version control
A key word that indicates the object to which it refers.
What is this
What is this an example of in Python?
[x + 5 for x in something]
componentDidMount()
componentDidUpdate()
componentWillUnmount()
In React, these methods examples of:
What are life-cycle methods
What is a radix sort
Bootstrap and Materialize are instances of what type of library?
What is a CDN (Content Delivery Network)
A type of function whose callback is only invoked when an operation is complete and the call stack is empty
What is asynchronous
What is class-based inheritance
useEffect({
console.log(props.myProps)
}, [])
What is the array in this method called?
What is a dependency array
This is the common term for a server that sends data as a response to external calls and requests, and it defines interactions between multiple software intermediaries
What is an API
What terminal command would be used to install a node package?
What is npm install
This feature in a JavaScript environment handles the code that will be processed next.
Example: The call stack is empty but there is a callback function in the callback queue. This moves the callback from the queue into the stack.
What is The Event Loop
This list is unchangeable in value and order. In python what is this list called:
('hi', 'world')
What is a tuple
What line of CSS would you write to center a div horizontally on a page in one CSS line?
What is margin: 0 auto;
How would you make an SQL query to find all 'users' in a database that have an 'age' greater than 50?
What is SELECT * FROM users WHERE age > 50
This package allows you to submit forms with PUT and DELETE methods in place of POST.
What is method-override