node-intro Flashcards
1
Q
What is Node.js?
A
Node.js is a program that allows JavaScript to be run outside of a web browser.
Node.js is a set of libraries for JavaScript which allows it to be used outside of the browser. It is primarily focused on creating simple, easy-to-build network
clients and servers.
Execute node without arguments to start a REPL.
2
Q
What can Node.js be used for?
A
It is commonly used to build back ends for Web applications, command-line programs, or any kind of automation that developers wish to perform.
3
Q
What is a REPL?
A
A read–eval–print loop (REPL) is a simple interactive computer programming environment that takes single user inputs, executes them, and returns the result to the user;
4
Q
When was Node.js created?
A
2009
5
Q
What back end languages have you heard of?
A
Java, Python
