3.2: Section 3 Quiz

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Section 3 Questions

[1]

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The array $array = (“One”=>1, “Two”=>2, “Three”=>3) is numeric
1. True [Incorrect]
2. False [Correct!]
Which equation equates to 14?
1. 4 + 5 2 - 4 [10]
2. (4 + 5) 2 – 4 [Correct!]
3. 4 + 5 (2 - 4) [-6]
4. 4 + (5 2) – 4 [10]
The foreach() function in PHP is used when dealing with:
1. Strings [Incorrect]
2. Arrays [Correct!]
3. Objects [Incorrect]
4. Lists [Incorrect]
Which PHP reserved array holds values passed in the URL?
1. $_POST [Incorrect]
2. $_GET [Correct!]
3. $_SESSION [Incorrect]
4. None of these [Incorrect]
Which of the following is NOT a valid variable name?
1. $variable [Incorrect]
2. $string [Incorrect]
3. $_string1 [Incorrect]
4. $and-then [Correct!]
Which of the following is an incorrect definition?
1. Apache = Web Server [Incorrect]
2. PHP = Object oriented language [Incorrect]
3. MySQL = Database Server [Incorrect]
4. HTML = Operating System [Correct!]
Which of the following PHP functions runs until a condition is met?
1. foreach() [Incorrect]
2. while() [Correct!]
3. during() [Incorrect]
4. None of these [Incorrect]
Declaring strings using single quotes means PHP syntax in the string will be shown.
1. True [Correct!]
2. False [Incorrect]
Which HTML element is used for JavaScript?
1. <scripting> [Incorrect]
2. <javascript> [Incorrect]
3. <jscript> [Incorrect]
4. <script> [Correct!]
Where can we place JavaScript?
1. <head> [This is one place]
2. <body> [This is one place]
3. A & B [Correct!]
4. None of these [Incorrect]
JavaScript and Java are the same thing.
1. True [Incorrect]
2. False [Correct!]
DOM stands for
1. Document Object Model [Correct!]
2. Document Oriented Media [Incorrect]
3. Document Object Manager [Incorrect]
4. None of these [Incorrect]
When a user views a page containing a JavaScript program, which machine actually executes the script?
1. The user’s browser [Correct!]
2. The Web server [Incorrect]
3. Both [Incorrect]
4. None of the above [Incorrect]
Which of the following cannot be done with JavaScript?
1. Validating a form [Incorrect]
2. Sending a form’s contents by email [Correct!]
3. Storing the form’s contents to a database file on the server [Incorrect]
4. None of the above [Incorrect]
Which of the following is not a valid JavaScript variable name?
1. 1stname [Correct!]
2. _firstName [Incorrect]
3. FirstName [Incorrect]
4. None of these [Incorrect]
What is the correct JavaScript syntax to write “Hello World”?
1. System.out.println(“Hello World”) [Incorrect]
2. println (“Hello World”) [Incorrect]
3. document.write(“Hello World”) [Correct!]
4. response.write(“Hello World”) [Incorrect]
jQuery uses CSS selectors to interact with page elements.
1. True [Correct!]
2. False [Incorrect]
In jQuery, $(‘div’) would select
1. The first div element [Incorrect]
2. All div elements [Correct!]
3. An element named div [Incorrect]
Which jQuery function makes sure the contained code only runs when the page is done loading?
1. $(body).onload() [Incorrect]
2. $(document).loaded() [Incorrect]
3. $document.ready() [Correct!]
4. None of these [Incorrect]
jQuery is an add-on library for JavaScript, not an independent language.
1. True [Correct!]
2. False [Incorrect]

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