Vocabulary Words Every Node.js Developer Should Know

Node

Definition: A point in a network where lines intersect or branch off; also used in graphs.

• The computer network has many nodes.
• Each node represents a connection in the system.
• He studied how nodes interact in a graph.

Node in a sentence

Server

Definition: A person who serves food and drinks in a restaurant; also a computer that provides data.

• The server took our orders quickly.
• She worked as a server during the summer.
• The server crashed, and we lost our files.

Server in a sentence

Code

Definition: A system of words, letters, or symbols used to represent information.

• I learned to code using a computer programming language.
• The secret message was written in code.
• Learning code can help you create your own games.

Code in a sentence

File

Definition: A collection of documents or data stored together.

• I need to organize my files on the computer.
• He saved the file in a new folder.
• Please check the file for the latest updates.

File in a sentence

Run

Definition: To move fast using your legs.

• He can run very fast.
• She runs every morning in the park.
• The children love to run around the playground.

Run in a sentence

App

Definition: A software application designed for mobile devices.

• I downloaded a new app for learning languages.
• There are many fun games in that app.
• She uses a fitness app to track her exercise.

App in a sentence

Web

Definition: A network or a spider's net.

• The spider built a web in the corner.
• The internet is also called the web.
• A web connects many things together.

Web in a sentence

Data

Definition: Information collected for analysis.

• The data shows an increase in sales.
• We need to analyze the data carefully.
• His research includes a lot of data.

Data in a sentence

User

Definition: A person who uses a product or service.

• The app has many users.
• Every user must create an account.
• They conducted a survey for the app users.

User in a sentence

Error

Definition: A mistake or inaccuracy.

• I made an error on my math test.
• He found an error in the report and fixed it.
• It's okay to make an error; we learn from them.

Error in a sentence

Port

Definition: A place where ships load and unload goods.

• The port is busy with many ships coming in.
• They visited the port to see the boats.
• Understanding port operations is important for trade.

Port in a sentence

Get

Definition: To obtain or receive something.

• I need to get my homework done before dinner.
• She will get the book from the library.
• Can you get me a glass of water, please?

Get in a sentence

Post

Definition: To publish or share something online or to send mail.

• I will post the pictures from our trip on social media.
• She wrote a post about her favorite books.
• Please remember to post your letters at the mailbox.

Post in a sentence

Save

Definition: To keep something safe or to store for later.

• I save money for a new bike.
• Please save your work before turning off the computer.
• They save energy by using less electricity.

Save in a sentence

Load

Definition: The amount of weight or burden carried or transported.

• He helped carry the load of boxes to the car.
• The truck can handle a heavy load of goods.
• Understanding load capacity is important in logistics.

Load in a sentence

List

Definition: A series of items written down.

• I made a grocery list before shopping.
• Can you add your name to the list?
• He read the list of names aloud.

List in a sentence

Make

Definition: To create or produce something.

• I will make a cake for the party.
• She wants to make a drawing for her friend.
• He likes to make music in his spare time.

Make in a sentence

Time

Definition: A measured period during which events occur; a point in the day.

• What time is it now?
• We need to manage our time wisely.
• Time flies when you're having fun.

Time in a sentence

Use

Definition: To employ something for a purpose.

• I use a pencil to write.
• They will use the computer for research.
• She knows how to use the new software.

Use in a sentence

Help

Definition: To assist someone with something.

• Can you help me with my homework?
• She helped her mother in the kitchen.
• He always helps his friends.

Help in a sentence

Request

Definition: To ask for something formally or politely.

• He made a request for extra time on the assignment.
• She sent a request to join the club.
• Understanding how to make a request can improve communication.

Request in a sentence

Response

Definition: An answer or reaction to something.

• Her response to the question was thoughtful.
• He waited for a response before continuing.
• The teacher appreciated the student's response.

Response in a sentence

Debug

Definition: To find and fix errors in computer programs.

• I need to debug my code before submitting it.
• She spent hours trying to debug the software.
• Debugging is an important step in programming.

Debug in a sentence

Module

Definition: A self-contained unit or component that can be combined with others; often used in education or technology.

• Each module of the course covers a different topic.
• The software consists of several modules for different functions.
• She completed the first module of her online class.

Module in a sentence

Install

Definition: To set up or put something in place for use.

• They will install the new software tomorrow.
• He plans to install a new shelf in his room.
• She helped install the equipment in the lab.

Install in a sentence

Package

Definition: A container or wrapping for goods, often sent through the mail.

• I received a package from my friend today.
• The package arrived in perfect condition.
• She opened the package to find a surprise gift inside.

Package in a sentence

Script

Definition: The written text of a play, movie, or broadcast; also refers to handwriting.

• The actor memorized the script for the play.
• She wrote a script for her presentation.
• The script was filled with interesting dialogues.

Script in a sentence

Function

Definition: The purpose or role that something serves.

• The function of a light bulb is to provide light.
• What is the function of this button?
• The main function of the app is to help with studying.

Function in a sentence

Variable

Definition: Something that can change or vary; not constant.

• The weather is a variable that affects our plans.
• In math, a variable represents an unknown number.
• There are many variables to consider in the experiment.

Variable in a sentence

Loop

Definition: A shape produced by a curve that bends around and crosses itself; a repeated sequence in programming.

• The roller coaster had a thrilling loop.
• He created a loop in the song for emphasis.
• The loop in the road made it hard to navigate.

Loop in a sentence

Object

Definition: a thing that can be seen or touched

• The ball is an object used in many games.
• She picked up the object from the ground.
• Understanding objects helps with vocabulary building.

Object in a sentence

JSON

Definition: A lightweight data interchange format that is easy for humans to read and write.

• They used JSON to exchange data between the server and the client.
• The API returned data in JSON format.
• Understanding JSON is important for web developers.

Command

Definition: An order given to someone; to direct or control something.

• The teacher issued a command to be quiet.
• He learned how to command the group effectively.
• The dog responded to the command to sit.

Command in a sentence

Framework

Definition: A basic structure that supports something.

• The framework of the building is strong.
• We created a framework for our research project.
• Understanding the framework helps in problem-solving.

Framework in a sentence

Library

Definition: A place where books are kept for reading and borrowing.

• I go to the library to study.
• The library has many interesting books.
• She borrowed a book from the library.

Library in a sentence

Event

Definition: An occurrence or happening, often planned.

• The school is hosting an event for parents.
• We celebrated a special event for her birthday.
• I can't wait for the sports event next week.

Event in a sentence

Callback

Definition: A request to return a phone call or a second audition in acting.

• She received a callback for the role in the play.
• He was excited about the callback from the interview.
• They arranged a callback to discuss further details.

Callback in a sentence

Asynchronous

Definition: not happening at the same time; occurring independently

• Asynchronous communication allows for flexibility.
• He prefers asynchronous learning to fit his schedule.
• The emails were sent asynchronously, so responses varied.

Asynchronous in a sentence

Promise

Definition: A commitment to do or not do something.

• I made a promise to help my friend with homework.
• She promised to keep the secret.
• He broke his promise to return the book.

Promise in a sentence

Database

Definition: A structured set of data stored in a computer.

• The library has a database of all its books.
• He learned how to create a database for information.
• The database helps organize large amounts of data.

Database in a sentence

API

Definition: Application Programming Interface; a set of rules for software interaction.

• The API allows different programs to communicate.
• He learned how to use an API for his project.
• APIs are essential for building modern applications.

Middleware

Definition: Software that connects different applications or services to allow them to communicate.

• Middleware helps different software systems work together.
• They used middleware to integrate the applications.
• Understanding middleware is important for developers.

Routing

Definition: The process of determining the best path for travel or data.

• Routing helps direct traffic on the internet.
• We learned about routing in geography class.
• Effective routing can save time and resources.

Routing in a sentence

Deployment

Definition: The act of putting something into use or action, often in a military or project context.

• The deployment of troops was announced by the government.
• He coordinated the deployment of resources for the event.
• Understanding deployment processes is important for planning.

Deployment in a sentence

Debugging

Definition: The process of finding and fixing errors in computer programs.

• Debugging is essential for ensuring software works properly.
• He spent hours debugging his code before submission.
• Understanding debugging improves programming skills.

Debugging in a sentence

Dependency

Definition: A condition of relying on something or someone for support.

• Her dependency on her phone was concerning.
• Understanding dependency helps in assessing relationships.
• He learned about dependency in mental health.

Dependency in a sentence

Configuration

Definition: The arrangement or setup of parts or elements in a system.

• The configuration of the computer was updated for better performance.
• He adjusted the configuration of the software settings.
• Understanding the configuration helps in troubleshooting issues.

Configuration in a sentence

Performance

Definition: The act of doing something, especially in front of an audience; how well someone does a task.

• The performance of the students was impressive.
• He practiced daily for his music performance.
• Her performance in the play earned her applause.

Performance in a sentence

Architecture

Definition: The art and science of designing buildings and structures.

• He studies architecture at university.
• The architecture of the old building is beautiful.
• She wants to become an architect and design homes.

Architecture in a sentence

Template

Definition: a pre-designed format used to create documents

• He used a template for his presentation slides.
• The template made it easy to write the report.
• She created a template for the weekly newsletter.

Template in a sentence

Authentication

Definition: The process of verifying identity or access.

• Authentication is essential for online security.
• He set up two-factor authentication for his accounts.
• The system requires authentication before granting access.

Authentication in a sentence

Scalability

Definition: The ability of a system to handle growth or increased demand.

• The software has great scalability for future users.
• Scalability is important for business growth.
• They are looking for solutions to improve scalability.

Scalability in a sentence

Versioning

Definition: the process of assigning version numbers to documents

• Versioning helps keep track of changes over time.
• The app uses versioning to manage updates.
• She explained versioning to her classmates.

Repository

Definition: a place where things are stored

• The library serves as a repository for historical documents.
• They created a digital repository for their research.
• The repository contains valuable data for researchers.

Repository in a sentence

Environment

Definition: The natural world around us.

• We should protect our environment.
• The environment is important for all living things.
• Pollution harms the environment.

Environment in a sentence

Instance

Definition: An example or occurrence of something.

• In this instance, we should ask for help.
• She provided an instance of kindness to illustrate her point.
• Each instance of the problem needs to be addressed.

Instance in a sentence

CLI

Definition: Command Line Interface; a way to interact with a computer using text commands.

• He prefers using the CLI for quick access.
• Learning CLI commands can be very useful.
• The software operates well with a CLI environment.

Socket

Definition: A device that allows electrical plugs to connect to a power supply.

• The lamp needs a new socket to work properly.
• He plugged the charger into the wall socket.
• Make sure the socket is safe before using it.

Socket in a sentence

Logging

Definition: the process of cutting down trees for wood

• Logging can impact the environment significantly.
• They learned about sustainable logging practices.
• Logging is a major industry in some regions.

Logging in a sentence

Event-driven

Definition: Referring to systems that respond to events or changes.

• Event-driven programming allows for more dynamic applications.
• She prefers event-driven approaches in her projects.
• Understanding event-driven concepts is crucial in software design.

Event-driven in a sentence

Microservices

Definition: Plural of microservice; multiple small applications that work together.

• The system uses microservices to handle different tasks.
• Developers prefer microservices for their modular design.
• Microservices allow for easier updates and maintenance.

RESTful

Definition: Referring to a type of web service that uses HTTP requests to access and use data.

• RESTful services are easy to integrate with applications.
• He developed a RESTful API for the project.
• Understanding RESTful architecture is important for developers.

Encapsulation

Definition: The act of enclosing something or the state of being enclosed.

• Encapsulation is key in programming for data protection.
• He studied encapsulation methods in his project.
• The encapsulation of ideas can simplify understanding.

Encapsulation in a sentence

Optimization

Definition: The process of making something as effective or functional as possible.

• They focus on optimization to improve performance.
• Website optimization helps increase traffic.
• He learned about optimization techniques in class.

Optimization in a sentence

Authorization

Definition: Official permission to do something.

• You need authorization to access the building.
• She received authorization to conduct the research.
• The school required authorization for the trip.

Authorization in a sentence

Integration

Definition: The process of combining or bringing together parts into a whole.

• The integration of technology in classrooms enhances learning.
• They worked on the integration of different cultures.
• Integration is important for a harmonious society.

Integration in a sentence

Concurrency

Definition: The state of existing or happening at the same time.

• Concurrency in tasks can improve efficiency.
• The system allows for concurrency in operations.
• Understanding concurrency is vital in programming.

Concurrency in a sentence

Abstraction

Definition: The process of simplifying complex ideas or objects.

• Abstraction in art focuses on shapes and colors rather than realism.
• He used abstraction to create unique designs.
• Understanding abstraction is crucial in various fields, including art and philosophy.

Abstraction in a sentence

Templating

Definition: the process of creating templates for use

• Templating can save time in design work.
• He enjoyed templating for his website.
• Understanding templating is useful for programmers.

XML

Definition: a markup language used to store data

• XML is often used for data interchange between systems.
• She wrote an XML file to organize the information.
• Understanding XML is useful for web development.

Event Loop

Definition: A programming construct that waits for and dispatches events or messages.

• The event loop manages asynchronous tasks in applications.
• He implemented an event loop in his software project.
• Understanding the event loop is essential for coding.

Prototype

Definition: An early model or version of something used for testing.

• They created a prototype for the new toy.
• The prototype helped them improve the design.
• She is working on a prototype for the app.

Prototype in a sentence

Closure

Definition: the act of bringing something to an end

• They sought closure after the long process.
• Closure can be important for moving on.
• The meeting provided closure to the project.

Closure in a sentence

Polyfill

Definition: A synthetic material used to fill cushions, comforters, and other items.

• She used polyfill to stuff her pillow for extra comfort.
• The craft project required polyfill to create a fluffy effect.
• He bought polyfill to repair the old stuffed toys.

Transpiler

Definition: a tool that converts source code from one programming language to another

• The transpiler helped him write code in a different language.
• She used a transpiler to ensure compatibility.
• Understanding how a transpiler works is essential for developers.

Bundler

Definition: A person or tool that packages items together.

• The bundler helped organize the products.
• He used a bundler to package the gifts.
• A bundler makes it easy to transport items.

Serverless

Definition: a cloud computing model where the user does not manage servers

• Serverless computing simplifies application deployment.
• He learned about serverless architecture in class.
• Using serverless technology can reduce costs.

Caching

Definition: the process of storing data for quick access

• Caching improves the speed of websites.
• They learned about caching in computer science.
• Effective caching can enhance user experience.

Caching in a sentence

Iteration

Definition: A version or repetition of a process or product; a cycle of improvements.

• The first iteration of the app had many bugs.
• Each iteration brought new features and fixes.
• They completed several iterations before the final release.

Iteration in a sentence

Invocation

Definition: A call for assistance or support; often a prayer or a formal request.

• The meeting began with an invocation for guidance.
• He made an invocation for peace during the ceremony.
• The invocation set a positive tone for the event.

Invocation in a sentence

Refactoring

Definition: the process of restructuring code

• Refactoring is essential for maintaining code quality.
• He enjoys refactoring projects to make them more efficient.
• The team is focused on refactoring their application.

Documentation

Definition: The act of providing written evidence or records; materials that provide information.

• Proper documentation is important for legal processes.
• She prepared the documentation for the project.
• The documentation helped clarify the procedures.

Documentation in a sentence

Syntax

Definition: The arrangement of words and phrases to create well-formed sentences in a language.

• Understanding syntax is important for writing.
• The syntax of the sentence was incorrect.
• They learned about syntax in their grammar class.

Syntax in a sentence

Runtime

Definition: the time a program takes to execute

• The program has a short runtime for quick results.
• He optimized the code to reduce the runtime.
• Understanding runtime is important for software development.

Ecosystem

Definition: A community of living organisms and their environment.

• The forest ecosystem is home to many animals.
• We learned about the ocean ecosystem in science class.
• Protecting our ecosystem is important for the planet.

Ecosystem in a sentence

Tooling

Definition: the process of creating tools for manufacturing

• Tooling is essential in the production process.
• He specializes in tooling design for machines.
• Understanding tooling can improve manufacturing efficiency.

Tooling in a sentence

Hosting

Definition: The act of providing a place for someone or something, often for an event.

• She is hosting a birthday party this weekend.
• He enjoys hosting family gatherings at his home.
• They are hosting a conference next month.

Non-blocking

Definition: allowing other processes to continue without interruption

• The non-blocking operation improved the system's efficiency.
• He wrote non-blocking code to enhance performance.
• Non-blocking features are useful in programming.

Transpilation

Definition: the process of converting code from one programming language to another

• Transpilation allows developers to use newer features in older browsers.
• He learned about transpilation in his computer science class.
• Understanding transpilation can enhance programming skills.

Isolation

Definition: The state of being alone or separated from others.

• Isolation can be challenging for many people.
• She felt a sense of isolation living far from friends.
• The research focused on the effects of social isolation.

Isolation in a sentence

Infrastructure

Definition: the basic structures needed for a society

• The city needs better infrastructure for transportation.
• Good infrastructure helps people commute easily.
• They invested in the infrastructure of schools.

Infrastructure in a sentence

Resolution

Definition: A firm decision to do or not do something; also refers to solving a problem.

• She made a resolution to exercise more this year.
• The resolution of the conflict took time.
• He found a resolution to his problem after thinking.

Resolution in a sentence

Composition

Definition: The act of creating or arranging something, especially music or writing.

• Her composition for piano was beautiful.
• He received praise for his writing composition.
• The class focuses on composition techniques for essays.

Composition in a sentence

Delegation

Definition: A group of representatives chosen to act on behalf of others.

• The delegation traveled to negotiate a new agreement.
• Her delegation focused on environmental issues.
• Understanding delegation is crucial in teamwork.

Delegation in a sentence