Learn PHP Basics

What does PHP stand for?

• Private Hypertext Protocol

• Personal Home Page

• PHP: Programming Hypertext

• PHP: Hypertext Preprocessor

How do you declare a variable in PHP?

• variable name

• $variableName

• variableName$

• #variableName

What symbol is used to start a comment in PHP?

• #

• /*

  //

What is the purpose of an if statement in PHP?

• To define a function in PHP.

• The purpose of an if statement in PHP is to execute code conditionally based on a boolean expression.

• To create a loop in PHP.

• To declare a variable in PHP.

How do you define a function in PHP?

• A function in PHP is defined using the syntax: function functionName(parameters) { // code }.

• To define a function in PHP, use the syntax: functionName(parameters) => { // code }.

• A function in PHP is defined with the syntax: define functionName(parameters) { // code }.

• Functions in PHP are created using the syntax: func functionName(parameters) { // code }.

What is an array in PHP?

• An array in PHP is a single value container.

• An array in PHP can only hold string values.

• An array in PHP is a data structure that holds multiple values, which can be indexed numerically or associatively.

• An array in PHP is a type of function.

How can you access the first element of an array?

• Use arrayName[0] to access the first element of an array.

• Access the first element with arrayName.first() method.

• The first element can be retrieved using arrayName.get(0).

• Use arrayName[1] to access the first element of an array.

How do you include a PHP file in an HTML document?

• Include the PHP file in a CSS file instead.

• Use or within the HTML document.

• Add filename.php directly in the HTML body without PHP tags.

• Use in the HTML document.

What is the difference between echo and print in PHP?

• The main difference is that 'echo' can take multiple parameters and does not return a value, while 'print' takes one argument and returns 1.

• Both 'echo' and 'print' are identical in functionality.

• 'print' can take multiple parameters and does not return a value.

• 'echo' returns a value while 'print' does not.

How do you create a loop in PHP?

• Loops in PHP can only be created with 'switch' cases.

• You can create a loop in PHP using 'if' statements.

• You must use 'print' to create a loop in PHP.

• You can create a loop in PHP using 'for', 'while', or 'foreach' constructs.

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