Basic Questions
- What is JavaScript
- Is JavaScript a multithreaded language? A
- Is JavaScript asynchronous and multithreaded?
- Why JavaScript?
- What is scope? A1
- Scope and Scope chain in Javascript
- What are data types in JavaScript?
- Pass By Value And Pass By Reference In JavaScript
DOM Questions
- How to select all element using class?
- What
querySelector()
returns? - How to find an element in the tree?
- How to select top most parent element?
- How to select next element?
- How to remove element?
- How to add attribute?
- How to select a data attribute?
- How to set value on the data attribute?
- How to apply style on element?
- How to wait until an element exists? A R
Popular Questions
- What is
closure
? - What is
hoisting
? - What is
Higher Order Function
? - What is
Pure Function
? A - What is
Recursion
? - Where we should use Recursion?
- What is
reduce
function? - What is
map
function? - What is
filter
function? - Difference between
==
and===
? - What is the difference between
call
,apply
andbind
? - What is the difference between
map
andforEach
- What is the difference between
rest parameter
andspread operator
A1 - Difference between
Promise
vsAsync Await
A
Basic DS and Algo
- Calculate the functional arguments?
- Find the largest number?
- Return the
unique numbers
from the array? - Return the
duplicate numbers
from the array? - Return the count of
duplicate numbers
from the array? - Find the falsy values and return them?
- compare two
arrays
and returns true if both are same. - compare two
objects
and return true if both are same. - return flat array from the multi dimensional
zig-zag
array? - Return
truthy
item from the array? - Return
falsy
item from the array?
Advance Questions
- What is
function Curry
? - How and where we can use function curry?
- What is
Debounce
in JavaScript? - What is
throttling
in JavaScript? - Difference between throttling and
debouncing
? - What is
event capturing
and how do we use? - What is
event bubbling
and how do we use? - What is
event delegation
and how do we use? - Is JavaScript multi-thread?
- What is
Call Stack
? - What is
Event Queue
? - What is
Event Loop
? - How event loop works?
- What is
temporal dead zone
? A1 A2 - What is
Shadow DOM
? - What is
Web Component
? - What is the difference between
shadow
andvirtual
DOM
?
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