Web Development Quiz

Which of these elements in HTML can be used for making a text bold?

• <a>

• <h3>

• <b>

• <bold>

Which tag do we use in HTML for inserting a line-break?

• <a>

• <br>

• <img>

• <pre>

Which HTML tag do we use to display text along with a scrolling effect?

• <marquee>

• <scroll>

• <div>

• <section>

Which selector do we use to specify the rule for binding some particular unique element?

• class

• tag

• id

• both id and class

What tag do you use to directly write the style rules within a document found within the document’s head?

• <css>

• <style>

• <php>

• <script>

Which of these is a correct output for the JavaScript code given below?

let X= “Hey”;

let Y=”There”;

alert(X+Y);

• Hey There

• Hey_There

• HeyThere

• undefined

What will be the output of the following code?

let a=12

let b='2'

colsole.log(a+b);

• 14

• 122

• Error

• undefined

What will be the output of the code?

let x=12;

let y= ++x + x++ ;

console.log(x)

console.log(y);

• x=12

  y=23

• x=14

  y=24

• x=12

  y=26

• x=14

  y=26

Which of these keywords is used to define various functions in JavaScript?

• function

• void

• int

• main

Which method do you use to add elements to the end of an array? 

• add ( )

• push ( )

• append ( )

• concat ( )