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## JavaScript Algorithms and Data Structures

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# What Are JavaScript Algorithms and Data Structures?

JavaScript algorithms are a set of programming instructions, known as inputs and outputs, that allow a data operation to function precisely at every execution. JavaScript data structures are a method of organizing and storing data in a computer for efficient access and modification when necessary. A data structure contains the collection of data values, the operations that can be applied to the data and the relationships that exist between each piece of data.

## 4 Common JavaScript Data Structures

1. An array stores data in memory for later use through a fixed number of cells and a corresponding numeric index for selecting data.
2. A queue is a sequential structure that processes elements in the order in which they are entered, often referred to as FIFO (First In, First Out.)
3. Linked lists index data rather than positioning elements, using a reference system with elements stored in nodes linked by pointers.
4. Trees are a hierarchical structure with “roots” that branch off the top into other, related "child nodes" below.

## Can I Use JavaScript for Data Structures and Algorithms?

Algorithms and data structures can be used with any programming language, including JavaScript.

Data structures are a method of storing and organizing data for efficient access and manipulation by all users and devices. Some common data structures that are used in JavaScript include stacks, queues, linked lists, sets, hash tables and trees, each of which makes it possible to call upon data existing in a specific state and use it in several ways.

Data structures allow algorithms to use data stored in the computer to execute a specific task laid out in a step-by-step manner by the algorithm. Algorithms can be written using any programming language, with JavaScript being no exception. This allows for client-side functionality such as sorting and searching.

## What Are the 4 Basic Data Structures in JavaScript?

Several pre-existing data structures exist to solve coding problems with efficiency, thereby reducing the number of programming hours needed to resolve an issue with a systematic method of storing and retrieving data. However, data structures exist to handle specific functions, which means the rest of the code that surrounds the data structure must be written properly in order for the data stored within to be accessible.

Several data structures can be used within JavaScript, but the four most common include arrays, queues, linked lists and trees.

Related Reading From Built In ExpertsWhat Is Decision Tree Classification?

## Is JavaScript a Good Language for Algorithms?

Algorithms can be written in any programming language, including JavaScript. JavaScript is a client-side programming language that can easily execute most data structure algorithms.

The fundamental knowledge attained through learning how to code in JavaScript, such as working with variables, arrays, objects, loops and functions, can then be written into algorithms, therby allowing programmers to manipulate strings, factorialize numbers and make advanced calculations.

Some popular algorithms used in JavaScript include Big-O notation, recursions, searching algorithms, sorting algorithms and others.

Courses

## Expand Your JavaScript Algorithms and Data Structures Career Opportunities

Udemy

Topic:

The Ultimate JavaScript Coding Interview Bootcamp

What you'll learn:

• Mastery of Data Structures and Algorithms

4.8
(369)
Udemy

Topic:

Ace your next Javascript coding interview by mastering data structures and algorithms.

What you'll learn:

• Master commonly asked interview questions

4.8
(12947)
Udemy

Topic:

The Missing Computer Science and Coding Interview Bootcamp

What you'll learn:

• Learn everything you need to ace difficult coding interviews

4.8
(17735)
Certifications

## JavaScript Algorithms and Data Structures Certifications + Programs

Expand your career’s horizons with expert-level software engineering certifications from Udacity.

Start building maintainable JavaScript applications that can handle constantly changing data at scale. Discover not only how to create JavaScript-powered React applications, but how and why they work. This course dives deep into the tools and techniques you need to create custom web applications. Explore the essentials, including components, JSX, props, and state, build multi-page apps with React Router, and incorporate functionality from third-party APIs. Then, host the result with Heroku.

What you'll accomplish

Incoming students should have a familiarity with HTML and the Document Object Model (DOM), along with a working knowledge of JavaScript programming and functions, objects, arrays, and classes.. Throughout this expert-designed program, you’ll:

• Explore the essentials of programming with React, including components, JSX, props, and state.
• Push your knowledge to the next level by learning not only how to create React applications, but how and why they work.
• Build multi page web applications using the popular React Router package.
• Call upon an application programming interface (API) in a React application.
• Host a React application on Heroku to share with the world.
• Apply what you’ve learned to build a custom React application.

Why General Assembly

Since 2011, General Assembly has graduated more than 40,000 students worldwide from the full time & part time courses. During the 2020 hiring shutdown, GA's students, instructors, and career coaches never lost focus, and the KPMG-validated numbers in their Outcomes report reflect it. *For students who graduated in 2020 — the peak of the pandemic — 74.4% of those who participated in GA's full-time Career Services program landed jobs within six months of graduation. General Assembly is proud of their grads + teams' relentless dedication and to see those numbers rising. Download the report here.

Your next step? Submit an application to talk to the General Assembly Admissions team

Note: reviews are referenced from Career Karma - https://careerkarma.com/schools/general-assembly

General Assembly

General Assembly’s JavaScript Development course teaches students Intermediate front-end development skills using JavaScript, jQuery, Git and GitHub, and the command line. You’ll apply what you’ve learned to build a modern, single- page web application utilizing industry best practices.

What you'll accomplish

This is an intermediate-level course and requires a basic knowledge of HTML and CSS in order to enroll. Throughout this expert-designed program, you’ll:

• How to work with JavaScript, jQuery, the browser, and the Document Object Model (DOM).
• The fundamentals of JavaScript in order to more easily learn how to work with associated frameworks and libraries.
• The essentials of object-oriented programming so that you can more easily learn another object-oriented language.
• How to consume data from APIs and persist data using a back-end-as-a-service provider like Firebase.
• How to build a modern, single-page application using common design patterns.
• Apply what you’ve learned to create a portfolio project: a single-page web app that adheres to modern JavaScript design patterns.

Why General Assembly

Since 2011, General Assembly has graduated more than 40,000 students worldwide from the full time & part time courses. During the 2020 hiring shutdown, GA's students, instructors, and career coaches never lost focus, and the KPMG-validated numbers in their Outcomes report reflect it. *For students who graduated in 2020 — the peak of the pandemic — 74.4% of those who participated in GA's full-time Career Services program landed jobs within six months of graduation. General Assembly is proud of their grads + teams' relentless dedication and to see those numbers rising. Download the report here.

Your next step? Submit an application to talk to the General Assembly Admissions team

Note: reviews are referenced from Career Karma - https://careerkarma.com/schools/general-assembly

General Assembly

General Assembly’s Data Science Immersive is a transformative course designed for you to get the necessary skills for a data scientist role in three months.

The Data Science bootcamp is led by instructors who are expert practitioners in their field, supported by career coaches that work with you since day one and enhanced by a career services team that is constantly in talks with employers about their tech hiring needs.

What you'll accomplish

As a graduate, you will be ready to succeed in a variety of data science and advanced analytics roles, creating predictive models that drive decision-making and strategy throughout organizations of all kinds. Throughout this expert-designed program, you’ll:

• Collect, extract, query, clean, and aggregate data for analysis.
• Gather, store and organize data using SQL and Git.
• Perform visual and statistical analysis on data using Python and its associated libraries and tools.
• Craft and share compelling narratives through data visualization.
• Build and implement appropriate machine learning models and algorithms to evaluate data science problems spanning finance, public policy, and more.
• Compile clear stakeholder reports to communicate the nuances of your analyses.
• Apply question, modeling, and validation problem-solving processes to data sets from various industries to provide insight into real-world problems and solutions.
• Prepare for the world of work, compiling a professional-grade portfolio of solo, group, and client projects.

Why General Assembly

Since 2011, General Assembly has graduated more than 40,000 students worldwide from the full time & part time courses. During the 2020 hiring shutdown, GA's students, instructors, and career coaches never lost focus, and the KPMG-validated numbers in their Outcomes report reflect it. *For students who graduated in 2020 — the peak of the pandemic — 74.4% of those who participated in GA's full-time Career Services program landed jobs within six months of graduation. General Assembly is proud of their grads + teams' relentless dedication and to see those numbers rising. Download the report here.

Your next step? Submit an application to talk to the General Assembly Admissions team

Note: reviews are referenced from Career Karma - https://careerkarma.com/schools/general-assembly

General Assembly

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