Jobs By Abekus

Javascript Questions Set 119:

Quiz Mode

Which function is used to store a value in the browser's storage?

setItem()

set()

storeItem()

store()

Solution:

Which property in the Window object is used to refer to a Location object?

location

position

area

window

Solution:

How do you specifically execute a command in JavaScript?

execcommand()

exec(command)

execCommand()

exec(command id)

Solution:

What will be the output of the following JavaScript code?

`System.out.println(Pattern.matches("[amn]?", "a"));`

false

true

undefined

amn

Solution:

What are the properties supporting CSS styles for a document element?

style and font

size and style

style and className

className and font

Solution:

What does the HTTP status code 500 indicate?

Error in the client's request

Error in the server's response

Error on the server

Successful request

Solution:

What is the function used to deregister event handler ‘f’?

deleteAllListeners(name)

deleteListener(name,f)

removeListener(name,f)

removeAllListeners(name)

Solution:

Name the React hook that is identical to useEffect, but fires synchronously after all DOM mutations.

useLayoutEffect

useDebugValue

useImperativeHandle

useRef

Solution:

In which cases is the useReducer hook useful?

When you have complex state logic that involves multiple sub-values

When the next state depends on the previous one

Both 1 and 2

When you have simple logic that involves a single value

Solution:

Every object has three associated object attributes:

Class, parameters, object's extensible flag

Prototype, class, objects' parameters

Native object, Classes and Interfaces and Object's extensible flag

Prototype, class, object's extensible flag

Javascript Questions Set 119:

Which function is used to store a value in the browser's storage?

Solution:

Which property in the Window object is used to refer to a Location object?

Solution:

How do you specifically execute a command in JavaScript?

Solution:

What will be the output of the following JavaScript code?

`System.out.println(Pattern.matches("[amn]?", "a"));`

Solution:

What are the properties supporting CSS styles for a document element?

Solution:

What does the HTTP status code 500 indicate?

Solution:

What is the function used to deregister event handler ‘f’?

Solution:

Name the React hook that is identical to useEffect, but fires synchronously after all DOM mutations.

Solution:

In which cases is the useReducer hook useful?

Solution:

Every object has three associated object attributes:

Solution:

Related Question Sets:

Related Topics:

Javascript Questions Set 119:

Which function is used to store a value in the browser's storage?

Solution:

Which property in the Window object is used to refer to a Location object?

Solution:

How do you specifically execute a command in JavaScript?

Solution:

What will be the output of the following JavaScript code? System.out.println(Pattern.matches("[amn]?", "a"));

Solution:

What are the properties supporting CSS styles for a document element?

Solution:

What does the HTTP status code 500 indicate?

Solution:

What is the function used to deregister event handler ‘f’?

Solution:

Name the React hook that is identical to useEffect, but fires synchronously after all DOM mutations.

Solution:

In which cases is the useReducer hook useful?

Solution:

Every object has three associated object attributes:

Solution:

Related Question Sets:

Related Topics:

What will be the output of the following JavaScript code?

`System.out.println(Pattern.matches("[amn]?", "a"));`