questions mern stack

What command is used to manage different NodeJS veresions?

• npm

• node

• nvm

• js

Which of the following routes is considered a RESTful configuration for ExpressJS?

• /{id}

• /:id

• /?id=val

• /id=val

Asynchronous functions can trigger the callback of the catch part using what keyword?

• return

• throw

• await

• await

What global variable is used to access the environment variables of a NodeJS application?

• env

• ENV

• process.env

• Process.getEnv()

Collection is a group of MongoDB ___________?

• Document

• Database

• Table

• Row

What is Mongoose?

• An object document mapping

• An object-relational mapping

• A small terrestrial carnivorous

HTTPS is

• Hypertext transfer protocol secure (HTTPS) is the secure version of HTTP, which is the primary protocol used to send data between a web browser and a website

• Hypertext transfer primary secure (HTTPS) is the secure version of HTTP, which is the primary protocol used to send data between a web browser and a website

• Can I drop off the meeting now?

filters the document stream to allow only matching documents to pass unmodified into the next pipeline stage

• $regex

• $reg

• $match

• none of the mentioned

the ................. method limits the number of documents in the result set?

• limit()

• limitOf()

• limitBy()

• none of the montioned

which of the following line skips the first 5 documents in the bios collection and returns all remaining documents?

• db.bios.find.limit(5)

• db.bios.find.skip(1)

• db.bios.find.skip(5)

• db.bios.find.sort(5)