Question

1. In JavaScript the inner function can access the variables from the outer scope even after the outer function has returned. This is because the variables are still bound in the inner function and not dependent on the outer function. This is called closure.

   True

   False

3 points   

QUESTION 2

1. Which of the following statements is true about JSON?

   	a.	JSON stands for JavaScript Object Notation.
   	b.	JSON is a syntax for storing and exchanging data.
   	c.	JSON is text, written with JavaScript object notation.
   	d.	All of the above.

3 points   

QUESTION 3

1. Which of the following statements is false regarding JSON syntax?

   	A.	Data are separated by semi-colons
   	B.	Data are stored in name/value pairs.
   	C.	Curly braces hold objects
   	D.	Square brackets hold array.

3 points   

QUESTION 4

1. JavaScript has a built in function ____________________________ to convert a string, written in JSON format, into native JavaScript objects. If you receive data from a server, in JSON format, you can use it like any other JavaScript object.

3 points   

QUESTION 5

1. In JSON, data are stored in name/value pairs. The name is a string written in double quotes, the value can be:

   	A.	a string
   	B.	a number
   	C.	an object (JSON object)
   	D.	an array
   	E.	a boolean
   	F.	null
   	G.	all of the above

3 points   

QUESTION 6

1. Which of the following statements are false regarding JSON objects?

   	A.	JSON objects are surrounded by curly braces {}.
   	B.	JSON objects are written in key/value pairs.
   	C.	Keys must be strings, and values must be a valid JSON data type (string, number, object, array, boolean or null).
   	D.	keys and values are separated by a semi-colon.

Answer 1

Dear Student ,

As per the requirement submitted above , kindly find the below solution.

Question 1:

Answer :True

Explanation :In JavaScript the inner function can access the variables from the outer scope even after the outer function has returned. This is because the variables are still bound in the inner function and not dependent on the outer function. This is called closure.

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Question 2:

Answer :d.All of the above

Explanation :

• JSON stands for JavaScript Object Notation.
• JSON is a syntax for storing and exchanging data.
• SON is text, written with JavaScript object notation.

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Question 3:

Answer :A.Data are separated by semi-colons

Explanation :Data are separated by comma and key value is separated by colon (:).

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Question 4:

Answer :JSON.parse()

Explanation :JavaScript has a built in function JSON.parse() to convert a string, written in JSON format, into native JavaScript objects. If you receive data from a server, in JSON format, you can use it like any other JavaScript object.

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Question 5:

Answer :G.all of the above

Explanation :JSON value is any valid javascript data type.

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Question 6:

Answer :D.keys and values are separated by a semi-colon.

Explanation :In JSON keys and values are separated by colon (:)

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