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Javascript Questions Set 52:

Quiz Mode

________() method is used to remove the first element of the array.

Solution:

A hexadecimal literal begins with __________

Both 0x and 0X

Solution:

The <script> element tag is placed within the _____ element tag.

<b>

<head>

<a>

Solution:

What is the opposite of the load event in JavaScript?

dontload

postload

preload

unload

Solution:

What is the method used to pause “data” events?

s.pause();

s.stop();

s.halt();

s.wait();

Solution:

Which company first developed the Gecko layout engine?

Safari

Netscape

Opera

Internet Explorer

Solution:

In React Hooks, the state can be...

always an object

none of these

an object or any other valid data type

always an array

Solution:

Predict the output:

const test = {

prop: 66,

func: function() {

return this.prop;

},

};

console.log(test.func());

undefined

error in showing output

none of these

Solution:

What does the `prototype` property represent in the following JavaScript code snippet?

`function f() {};`

A custom constructor

Not valid

The function f()

The prototype of the function f()

Solution:

What is the use of the logical OR (||) operator?

to manipulate boolean values only. If any of its arguments are true, it returns true, otherwise it returns false.

to manipulate any kind of values. If the result is true, it returns true, otherwise it returns false.

to manipulate integer values. If the result is true, it returns true, otherwise it returns false.

None of these

Javascript Questions Set 52:

________() method is used to remove the first element of the array.

Solution:

A hexadecimal literal begins with __________

Solution:

The <script> element tag is placed within the _____ element tag.

Solution:

What is the opposite of the load event in JavaScript?

Solution:

What is the method used to pause “data” events?

Solution:

Which company first developed the Gecko layout engine?

Solution:

In React Hooks, the state can be...

Solution:

Predict the output:

const test = {

prop: 66,

func: function() {

return this.prop;

},

};

console.log(test.func());

Solution:

What does the `prototype` property represent in the following JavaScript code snippet?

`function f() {};`

Solution:

What is the use of the logical OR (||) operator?

Solution:

Related Question Sets:

Related Topics:

Javascript Questions Set 52:

________() method is used to remove the first element of the array.

Solution:

A hexadecimal literal begins with __________

Solution:

The <script> element tag is placed within the _____ element tag.

Solution:

What is the opposite of the load event in JavaScript?

Solution:

What is the method used to pause “data” events?

Solution:

Which company first developed the Gecko layout engine?

Solution:

In React Hooks, the state can be...

Solution:

Predict the output: const test = { prop: 66, func: function() { return this.prop; }, }; console.log(test.func());

Solution:

What does the prototype property represent in the following JavaScript code snippet? function f() {};

Solution:

What is the use of the logical OR (||) operator?

Solution:

Related Question Sets:

Related Topics:

Predict the output:

const test = {

prop: 66,

func: function() {

return this.prop;

},

};

console.log(test.func());

What does the `prototype` property represent in the following JavaScript code snippet?

`function f() {};`