Introduction to Nodejs

Which of the following is does NOT describe Nodejs

• NodeJs is a JavaScript runtime engine

• Nodejs has a large and active community that provides extensive support and libraries.

• NodeJs uses an event-driven, non-blocking I/O model that makes it lightweight and efficient.

• Nodejs is NOT a crossplatform software

One of the following is NOT a runtime?

• Nodejs

• Django

• JVM

• .NET

A runtime environment is _____

• the environment in which a program is executed

• the environment in which a program is built

• the environment in which a program is assembled

• the environment in which a program is debugged

A runtime does NOT do which of the following?

• Manage Thread

• Compile/Interpret

• UI rendering

• Manage IO

What is NOT a key feature in Nodejs?

• Asynchronous

• Multithreaded

• Event-driven

• Crossplatform

Pick the correct statement as regarding Nodejs Event

• Events can be anything from an incoming HTTP request to reading data from a file or a database.

• Events can be anything from a button click or a mouse hover.

• Events can be anything from a terminal opened or closed

• Events can be anything from browser window open or closed

When an event is triggered, Node.js executes a corresponding _____ to handle the event's response.

• built-in function

• callback function

• recursive function

• trigger function

Even though Nodejs is single threaded, what make concurrent connections and I/O operations

• event machine

• event system

• event handler

• event loop

Nodejs is Cross-platform. "Cross-platform" refers to the ability of a software application or system to ___

• run on multiple operating systems or platforms

• run with multiple frameworks and programming languages

• run on multiple channels and services

• run on multiple consoles

What is the package manage for Nodejs?

• NPM

• Yarn

• JSM

• NM