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Javascript Questions Set 94:

Quiz Mode

Which character in JavaScript code will be interpreted as XML markup?

Solution:

Which of the following are client-side JavaScript objects?

Database

Cursor

Client

FileUpload

Solution:

Which Window object method is used to display a message in a dialog box?

alert()

prompt()

message()

console.log

Solution:

When do the side effects using useEffect get shown?

after one render

after every render

before last render

after last render

Solution:

In which areas is JavaScript used?

Web applications

Server applications

Both web and server applications

Only web applications

Solution:

What are the main CSS-related properties of a document element?

style and font

style and className

size and style

className and font

Solution:

During the traversal of the call stack, where does a locally scoped variable go after it is added to the namespace?

Window

Function

Document

Location

Solution:

What function is used to combine all the reducers in a Redux app into a single index reducer?

bindReducers()

combineReducers()

combinedReducers()

separateReducers()

Solution:

Why is the splice() method used in JavaScript arrays?

To add elements in an array.

To remove elements from an array.

To divide an array into two parts.

Both (1) and (2) options

Solution:

What happens if we use parseInt() to convert a string containing a decimal value?

It returns the decimal values in string form

None of the above

Throws an Error

It returns only the integer portion of the number

Javascript Questions Set 94:

Which character in JavaScript code will be interpreted as XML markup?

Solution:

Which of the following are client-side JavaScript objects?

Solution:

Which Window object method is used to display a message in a dialog box?

Solution:

When do the side effects using useEffect get shown?

Solution:

In which areas is JavaScript used?

Solution:

What are the main CSS-related properties of a document element?

Solution:

During the traversal of the call stack, where does a locally scoped variable go after it is added to the namespace?

Solution:

What function is used to combine all the reducers in a Redux app into a single index reducer?

Solution:

Why is the splice() method used in JavaScript arrays?

Solution:

What happens if we use parseInt() to convert a string containing a decimal value?

Solution:

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