What is Node.js used for?

Node.js is used for running JavaScript on the server side.

Node.js is used for creating animations on websites.

Node.js is used for styling HTML elements.

Node.js is used for querying databases.

What is Express.js and how is it related to Node.js?

Express.js is a web application framework for Node.js, designed for building web applications and APIs.

Express.js is a front-end framework for Node.js

Express.js is a programming language for Node.js

Express.js is a database management system for Node.js

What is the purpose of MongoDB in web development?

To store and manage data for web applications.

To optimize website performance

To create dynamic user interfaces

What is the difference between PUT and POST methods in HTTP?

PUT is used to update or replace an existing resource, while POST is used to create a new resource.

PUT is used for creating a new resource

PUT is used for deleting a resource

POST is used for updating an existing resource

Explain the concept of middleware in Express.js.

Middleware in Express.js is a function that has access to the request and response objects. It can modify the request and response objects, end the request-response cycle, or call the next middleware function in the stack.

Middleware is a type of software that is used to create a user interface for web applications.

Middleware is a programming language used for server-side scripting in web development.

Middleware in Express.js is a feature used for database management.

How do you handle errors in Node.js?

By using try...catch blocks, error-first callbacks, and the 'error' event in event emitters.

By ignoring them and hoping they go away

By yelling at the computer until it fixes itself

By using Python instead of Node.js

What is the role of CSS in web development?

It is used to style the appearance of web pages.

It is used to create database for web pages.

It is used to write server-side code for web pages.

It is used to design logos and graphics for web pages.

Web Technologies Lab Quiz

Quiz

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Others

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University

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Practice Problem

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Hard

Sridhar Vemula

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does HTML stand for?

Hyperlink Text Management

High Tech Multimedia Language

Holographic Text Manipulation

Hypertext Markup Language

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of JavaScript?

To cook a meal

To create interactive effects within web browsers.

To build a spaceship

To write a novel

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Web Technologies Lab Quiz

10 questions

What does HTML stand for?

What is the purpose of JavaScript?

How do you link an external CSS file to your HTML document?