comp3421-leq2

For a PHP code to execute you need to install a web server (like Apache). It cannot be served just by opening with a web browser

• True

• False

Imagine you are developing an online store that allow users to purchase items. Which of the following modules should be processed at client side (CSR)? (Select one)

• Email format check

• Payment processing

• Credentials (Username, password) authentication

• Order confirmation

Which of the following statements about JavaScript are NOT true? (Select multiple)

• JS is a client-side scripting language

• JS is a strongly typed language

• It can be used to create interactive web elements

• It can be used for server-side development with Node.js

• JS is primarily used for styling web pages

What's the output?

• 1

• 0

• undefined

• Error

What will be the output of the following JavaScript code?

console.log(1 + '1' - 1);

• 111

• 11

• 110

• 1

• 10

What's the output?

• Test in Red color

• Test in Blue color

• It will keep switching

• Default, Black color

Pseudo CSS classes (e.g. before, hover, focus) can be defined just like regular HTML tags or classes

• True

• False

• Few classes can be

• None of the above

Consider you are running XAMPP and a your PHP code is unable to make connection with database, which of the following could be a potential solution?

• Put the PHP file in database folder

• Change filename to index.php

• change file extension to .html

• check connection string/ connection function and make sure the DB actually exist

• Move connection function to <script> tag

If you want to store some data for multiple sessions on client side using JS, which of the following are the possibilities to achieve it? (Select multiple)

• OS File system (local file and folders, like Downloads folder)

• Indexed DB

• Cookies

• JS variables

• MySQL DB using PHP

Consider everything is configured properly (i.e. the code is copied in htdocs etc. and this php is accessed by client web browser). What would happen from client perspective?

• php tag will rendered at client side and Hello will be printed on client console

• php tag will not be rendered and the msg string will be printed on client console as it is (<?php ...)

• php tag will be rendered at server, and Hello will be printed on client console

• It will generate an error (either on client or server side)