Frontend Developers are in demand today. A lot of companies are readily hiring them with attractive salary packages. If you believe you possess the skills to become a frontend developer and wish to make a career in it, then you’re in the right place. This tutorial on Frontend Developer Interview Questions will help you crack your next interview. This Frontend Developer Interview Questions tutorial has put together questions on various languages and frameworks used for frontend development.
Some of the basic elements of design are
Load balancing is distribution of all the incoming network traffic all across the backend servers.
Npm stands for Node Package Manager.
In JavaScript every function has its own scope. It is basically a collection of rules for how variables are accessed and variables itself.
JQuery is a library built with the JavaScript language, and JavaScript is the language itself.
Content security Policy also known as CSP, is a header in HTML which lets the soite operators gain the whole control over the resources which are loading on the site.
XSS, Cross-Site Scripting is an attack which takes place when any attacker uses a web application to send any malicious code, in the form of browser side script, to another user.
User-centered designs are those designs the designer solely focuses on which are according to the needs of users and them in every phase of designing.
JavaScript which uses callbacks and is hard to get the right intuitively. The callbacks which are stacked in the form of pyramid structure.
The word Polymorphism means having many different forms. If we talk in object-oriented form, polymorphism refers to one interface, multiple functions.
A new feature of ECMAScript 5 is Strict mode which lets you place a function, or a program in a “strict” context of operating.
KISS, a backronym of “Keep it simple, stupid”. Which was the principal design in the US Navy in 1960. The KISS principle states that the simpler the system the better it works.
S.O.L.I.D is an acronym of object-oriented design principles
S- single responsibility principle
O- open-closed principle
L- Liskov Substitution principle
I- interface segregation principle
D- dependency.
ClickJacking is an attack which lets the developer fool the users into thinking that they are clicking one thing but actually they are clicking the other one.
The conversion of two different build-in Types of JavaScript is called Coercion. It comes in two forms, Explicit and implicit.
IIFEs stands for Immediately-Invoked Function Expression. This executes immediately after you create it.
A structure which lets the content be placed both horizontally and vertically in a consistent and manageable way. There are two key components of the Grid system; Rows and Columns.
A Mixin is a code block that lets the group of CSS declarations which we can reuse in our site.
The best ways to decrease the page load time is
