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Zoom Cafe EP4

Total questions: 13

Worksheet time: 6mins

Name
Class
Date
1.

JSON stands for ______________

a)

Java Standard Output Network

b)

JavaScript Object Notation

c)

JavaScript Output Name

d)

Java Source Open Network

2.

Which of the following is not type of JSON

a)

date

b)

String

c)

Array

d)

Object

3.

What two main structure compose JSON

a)

Array and object

b)

key and value

c)

Class and Object

4.

Dose JSON supports unicode characters

a)

YES

b)

NO

5.

For what JSON Stringer used for?

a)

To quickly create number to JSON text.

b)

To create JSON ordered pairs.

c)

To converts JSON to Java strings

d)

To quickly create JSON text

6.

The advantages of AJAX

a)

Bandwidth utilization

b)

More interactive

c)

Speeder retrieval of data

d)

All of these

7.

AJax can work in web application

a)

YES

b)

NO

8.

In ajax how many status are available

a)

1

b)

3

c)

2

d)

0

9.

How ++ works in Javascript? Find output of below Javascript code.

var a = 1;

document.write(a--);

document.write(a);

a)

00

b)

01

c)

11

d)

10

10.

Which of the following method checks if its argument is not a number?

a)

isNaN()

b)

nonNaN()

c)

NaN()

d)

None of the above

11.

How node js module are avaible externally

a)

module.exports

b)

module.spread

c)

module.expose

d)

None of Above

12.

What npm stands for?

a)

Node Project Manager

b)

Node Package Manager

c)

New Project Manager

d)

New Package Manager

13.

What is Callback()

a)

Callback is an asynchronous equivalent for a function.

b)

Callback is a technique in which a method call back the caller method.

c)

Both of the above.

d)

None of the above.