In PHP, which option best describes $variable?

PHP variable syntax using a dollar sign before the variable name

A PHP construct defining reusable behavior

An object representing an exceptional condition

A function that converts special HTML characters to safe entities

In PHP, which option best describes <?php?

A standard opening tag for PHP code

A PHP OOP mechanism for deriving one class from another

A construct that includes a file and fails if it cannot be included

A function used to create secure password hashes

In PHP, which option best describes echo?

A PHP construct used to output data

A construct used for exception handling

A construct that includes another PHP file

A function used to verify a password against a hash

In PHP, which option best describes count()?

A function that counts elements in an array

An object representing an exceptional condition

A function that converts special HTML characters to safe entities

A function used to send HTTP response headers

In PHP, which option best describes associative array?

A construct that includes a file and fails if it cannot be included

A function used to create secure password hashes

A construct that checks whether a variable is set and not null

In PHP, which option best describes $_GET?

A PHP superglobal containing query-string parameters

A construct that includes another PHP file

A function used to verify a password against a hash

A construct that checks whether a value is empty according to PHP rules

In PHP, which option best describes $_POST?

A PHP superglobal containing POST data

A function that converts special HTML characters to safe entities

A function used to send HTTP response headers

An operator that uses a fallback when the left operand is null

In PHP, which option best describes $_SESSION?

A PHP superglobal containing session variables

A function used to create secure password hashes

A construct that checks whether a variable is set and not null

The PHP operator used to concatenate strings

In PHP, which option best describes session_start()?

A function used to start or resume a PHP session

A function used to verify a password against a hash

A construct that checks whether a value is empty according to PHP rules

A PHP mechanism for reusing methods across classes

In PHP, which option best describes cookie?

Data stored by the browser and sent with requests to a site

A function used to send HTTP response headers

An operator that uses a fallback when the left operand is null

A PHP contract specifying methods a class must implement

In PHP, which option best describes PDO?

A PHP interface for database access

A construct that checks whether a variable is set and not null

The PHP operator used to concatenate strings

A keyword that can prevent inheritance or overriding

In PHP, which option best describes prepared statement?

A database statement separating SQL structure from parameter values

A construct that checks whether a value is empty according to PHP rules

A PHP mechanism for reusing methods across classes

A reference to the current object instance

Easy Free Computer & Technology PHP

Python Quiz

Q: How many questions are in the Computer & Technology - PHP?

Each attempt serves 25 questions, drawn at random from a bank of 50, with 30 minutes.

Q: What is the passing score?

You need at least 40% to pass this quiz.

Q: Is there negative marking?

No, there is no negative marking on this quiz.

Q: Can I retake this quiz?

Yes. You can attempt this quiz again at any time, though first-attempt XP bonuses apply only once.

Test your Python knowledge across syntax, data structures, functions and everyday programming concepts.

25 Questions

30 min Duration

40% To pass

1.00 Marks / correct

Instructions

This quiz has 25 questions.
Questions are picked at random from a bank of 50, so each attempt is different.
You have 30 minutes. The quiz submits automatically when time runs out.
You need 40% to pass.
There is no negative marking.
You can mark questions for review and return to them before submitting.
Correct answers and explanations are shown after you submit.

Sample Questions & Answers

A preview of 12 questions from this quiz, each with the correct answer and a written explanation. Attempt the full, timed quiz to be scored and earn XP.

Question 1
In PHP, which option best describes $variable?
- A PHP construct defining reusable behavior
- An object representing an exceptional condition
- PHP variable syntax using a dollar sign before the variable name Correct answer
- A function that converts special HTML characters to safe entities
Explanation: $variable is correctly described by: PHP variable syntax using a dollar sign before the variable name.
Question 2
In PHP, which option best describes <?php?
- A PHP OOP mechanism for deriving one class from another
- A standard opening tag for PHP code Correct answer
- A construct that includes a file and fails if it cannot be included
- A function used to create secure password hashes
Explanation: <?php is correctly described by: A standard opening tag for PHP code.
Question 3
In PHP, which option best describes echo?
- A PHP construct used to output data Correct answer
- A construct used for exception handling
- A construct that includes another PHP file
- A function used to verify a password against a hash
Explanation: echo is correctly described by: A PHP construct used to output data.
Question 4
In PHP, which option best describes count()?
- An object representing an exceptional condition
- A function that converts special HTML characters to safe entities
- A function used to send HTTP response headers
- A function that counts elements in an array Correct answer
Explanation: count() is correctly described by: A function that counts elements in an array.
Question 5
In PHP, which option best describes associative array?
- A construct that includes a file and fails if it cannot be included
- A function used to create secure password hashes
- An array using named keys Correct answer
- A construct that checks whether a variable is set and not null
Explanation: associative array is correctly described by: An array using named keys.
Question 6
In PHP, which option best describes $_GET?
- A construct that includes another PHP file
- A PHP superglobal containing query-string parameters Correct answer
- A function used to verify a password against a hash
- A construct that checks whether a value is empty according to PHP rules
Explanation: $_GET is correctly described by: A PHP superglobal containing query-string parameters.
Question 7
In PHP, which option best describes $_POST?
- A PHP superglobal containing POST data Correct answer
- A function that converts special HTML characters to safe entities
- A function used to send HTTP response headers
- An operator that uses a fallback when the left operand is null
Explanation: $_POST is correctly described by: A PHP superglobal containing POST data.
Question 8
In PHP, which option best describes $_SESSION?
- A function used to create secure password hashes
- A construct that checks whether a variable is set and not null
- The PHP operator used to concatenate strings
- A PHP superglobal containing session variables Correct answer
Explanation: $_SESSION is correctly described by: A PHP superglobal containing session variables.
Question 9
In PHP, which option best describes session_start()?
- A function used to verify a password against a hash
- A construct that checks whether a value is empty according to PHP rules
- A function used to start or resume a PHP session Correct answer
- A PHP mechanism for reusing methods across classes
Explanation: session_start() is correctly described by: A function used to start or resume a PHP session.
Question 10
In PHP, which option best describes cookie?
- A function used to send HTTP response headers
- Data stored by the browser and sent with requests to a site Correct answer
- An operator that uses a fallback when the left operand is null
- A PHP contract specifying methods a class must implement
Explanation: cookie is correctly described by: Data stored by the browser and sent with requests to a site.
Question 11
In PHP, which option best describes PDO?
- A PHP interface for database access Correct answer
- A construct that checks whether a variable is set and not null
- The PHP operator used to concatenate strings
- A keyword that can prevent inheritance or overriding
Explanation: PDO is correctly described by: A PHP interface for database access.
Question 12
In PHP, which option best describes prepared statement?
- A construct that checks whether a value is empty according to PHP rules
- A PHP mechanism for reusing methods across classes
- A reference to the current object instance
- A database statement separating SQL structure from parameter values Correct answer
Explanation: prepared statement is correctly described by: A database statement separating SQL structure from parameter values.