Podcast
Questions and Answers
What is the correct way to center an element vertically using CSS?
What is the correct way to center an element vertically using CSS?
- margin: auto;
- vertical-align: center;
- justify-content: center;
- align-items: center; (correct)
In PHP, what is the purpose of the var keyword for declaring variables?
In PHP, what is the purpose of the var keyword for declaring variables?
- To declare a variable with block scope
- To declare a constant variable
- To declare a variable with function scope
- To declare a variable with global scope (correct)
Which of the following is NOT a valid way to add a CSS file to an HTML document?
Which of the following is NOT a valid way to add a CSS file to an HTML document?
- (correct)
What is the difference between echo and print in PHP when outputting variables?
What is the difference between echo and print in PHP when outputting variables?
Which HTTP method is more suitable for passing sensitive information like passwords?
Which HTTP method is more suitable for passing sensitive information like passwords?
What will be the result of the following JavaScript code snippet:
let x = null;
console.log(typeof(x));
What will be the result of the following JavaScript code snippet:
let x = null;
console.log(typeof(x));
How is the value stored at index 2 accessed in an array named 'numbers'?
How is the value stored at index 2 accessed in an array named 'numbers'?
Which function is typically used to sort an array in ascending order?
Which function is typically used to sort an array in ascending order?
What distinguishes parameters from arguments in a function definition?
What distinguishes parameters from arguments in a function definition?
Where does a variable declared inside a function typically have its scope?
Where does a variable declared inside a function typically have its scope?
How can you pass an array by reference to a function in PHP?
How can you pass an array by reference to a function in PHP?
What is the primary responsibility of a back-end developer in a fullstack application?
What is the primary responsibility of a back-end developer in a fullstack application?
Which PHP function is used to check if a character is a vowel?
Which PHP function is used to check if a character is a vowel?
What does the given PHP function 'reverseString' do?
What does the given PHP function 'reverseString' do?
In the Fibonacci Sequence PHP function provided, what is the purpose of the '$largest' variable?
In the Fibonacci Sequence PHP function provided, what is the purpose of the '$largest' variable?
What is the main functionality of the PHP function 'isPalindrome'?
What is the main functionality of the PHP function 'isPalindrome'?
What will be the output of the 'isPalindrome' function for the input 'Race Car'?
What will be the output of the 'isPalindrome' function for the input 'Race Car'?
In the 'findLargest' PHP function, what does the line 'if ($num > $largest) { $largest = $num; }' do?
In the 'findLargest' PHP function, what does the line 'if ($num > $largest) { $largest = $num; }' do?
Which statement about Git and SVN is correct?
Which statement about Git and SVN is correct?
What is the primary purpose of using a Content Delivery Network (CDN) in a web application?
What is the primary purpose of using a Content Delivery Network (CDN) in a web application?
What is the main difference between a session and a cookie in a web application?
What is the main difference between a session and a cookie in a web application?
Which approach is considered a secure method for storing user passwords in a PHP application?
Which approach is considered a secure method for storing user passwords in a PHP application?
What is the primary benefit of using RESTful APIs in a web application?
What is the primary benefit of using RESTful APIs in a web application?
Which statement best describes the relationship between sessions and cookies in web applications?
Which statement best describes the relationship between sessions and cookies in web applications?
Which of the following is NOT a common task for a PHP web application?
Which of the following is NOT a common task for a PHP web application?
What is the most common way to connect a PHP application to a MySQL database?
What is the most common way to connect a PHP application to a MySQL database?
What is the primary purpose of web development frameworks like Laravel or Symfony?
What is the primary purpose of web development frameworks like Laravel or Symfony?
How does a web server differentiate between a GET and POST request?
How does a web server differentiate between a GET and POST request?
What is a common security measure to prevent SQL injection attacks?
What is a common security measure to prevent SQL injection attacks?
What is the difference between version control systems like Git and SVN?
What is the difference between version control systems like Git and SVN?
