Javascript Question 1 (1 point) To include JavaScript from a file in a web page,

Question

Javascript

Question 1 (1 point)

To include JavaScript from a file in a web page, you need to code

a script element in the head element of the HTML for the page

a script element in the body element of the HTML for a page

a link element in the head element of the HTML for a page

a link element in the body element of the HTML for a page

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Question 2 (1 point)

You can provide the JavaScript for a web page in all but one of the following ways. Which one is it?

a script element in the HTML head element that contains the JavaScript

a script element in the HTML body element that refers to a JavaScript file

a script element in the HTML head element that refers to a JavaScript file

a script element in the HTML body element that contains the JavaScript

Question 3 (1 point)

Which of the following is/are true? Whitespace

includes spaces, tab characters, and return characters

is ignored by the compiler

can be used to format code to make it easier to read

all of the above are true

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Question 4 (1 point)

Which of the following statements is false? A JavaScript identifier

is case-sensitive

can start with a $ sign

can start with a number

can be more than 128 characters long

Question 5 (1 point)

What is wrong with the following JavaScript identifier?
$the_value_1st_user_enters_for_a_name

An identifier cannot include a reserved word (in this case, for).

An identifier cannot be more than 32 characters long.

Nothing is wrong with this identifier.

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Question 6 (1 point)

Commenting out a portion of code

is often used to describe a block of code to other developers

is often used to disable a portion of code for testing purposes

can be used to experiment with changes in code

both B and C

a script element in the head element of the HTML for the page

a script element in the body element of the HTML for a page

a link element in the head element of the HTML for a page

a link element in the body element of the HTML for a page

Explanation / Answer

Question 1 (1 point)

To include JavaScript from a file in a web page, you need to code

a script element in the head element of the HTML for the page

Question 2 (1 point)

You can provide the JavaScript for a web page in all but one of the following ways. Which one is it?

Answer:-

a script element in the HTML body element that refers to a JavaScript file

Question 3 (1 point)

Which of the following is/are true?

all of the above are true

Question 4 (1 point)

Which of the following statements is false? A JavaScript identifier

Answer:-

can start with a number

A javascript variable can not start with a numeric character.

Question 5 (1 point)

What is wrong with the following JavaScript identifier?
$the_value_1st_user_enters_for_a_name

Answer

Nothing is wrong with this identifier.

There is no length limit on javascript identifier.

Keywords are not used for identifier names, but here "for" keyword is not used alone.

Question 6 (1 point)

Commenting out a portion of code

Answer:-

is often used to describe a block of code to other developers

If there is anything that you do not understand, then please mention it in the comments section.

a script element in the head element of the HTML for the page

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