PHP Syntax & Types

Training mode

Time remaining:

0 / 20 answered

1. Which tag normally begins a PHP code block?

Which tag normally begins a PHP code block? <? <?php

Hint
Identify the definition or behavior described by the question.
2. Which character begins a PHP variable name?

Which character begins a PHP variable name? $ # & @

Hint
Identify the definition or behavior described by the question.
3. How are most simple PHP statements terminated?

How are most simple PHP statements terminated? With a comma With a colon With a semicolon With an HTML closing tag

Hint
Identify the definition or behavior described by the question.
4. Which value is a PHP string?

Which value is a PHP string? 42 true null 'WordPress'

Hint
Identify the definition or behavior described by the question.
5. Which value is a PHP integer?

Which value is a PHP integer? '42' 42 42.5 false

Hint
Identify the definition or behavior described by the question.
6. Which value is a PHP floating-point number?

Which value is a PHP floating-point number? '3.14' array() true 3.14

Hint
Identify the definition or behavior described by the question.
7. Which are the two PHP boolean values?

Which are the two PHP boolean values? yes and no true and false on and off 1 and 2 only

Hint
Identify the definition or behavior described by the question.
8. What does null represent in PHP?

What does null represent in PHP? A failed SQL table An empty HTML element The absence of a value The integer zero only

Hint
Identify the definition or behavior described by the question.
9. What can a PHP array store?

What can a PHP array store? Only database connections An ordered map of keys to values Only one string Only HTML attributes

Hint
Identify the definition or behavior described by the question.
10. How do you read the value stored under the key title in the $post array?

How do you read the value stored under the key title in the $post array? $post(title) $post['title'] $post::title $post->title()

Hint
Identify the definition or behavior described by the question.
11. Which operator concatenates PHP strings?

Which operator concatenates PHP strings? + :: & .

Hint
Identify the definition or behavior described by the question.
12. What does the = operator do in PHP?

What does the = operator do in PHP? Concatenates strings Compares strict equality Declares a class Assigns a value

Hint
Identify the definition or behavior described by the question.
13. What does the === operator compare?

What does the === operator compare? Only variable names Value and type Only value after conversion String length

Hint
Identify the definition or behavior described by the question.
14. What is an if statement used for?

What is an if statement used for? Run code conditionally Import CSS Create a DNS record Define a database table

Hint
Identify the definition or behavior described by the question.
15. What is foreach primarily used for?

What is foreach primarily used for? Connecting to DNS Iterating over arrays or iterable values Declaring constants Ending PHP execution permanently

Hint
Identify the definition or behavior described by the question.
16. Which keyword declares a PHP function?

Which keyword declares a PHP function? callback method function def

Hint
Identify the definition or behavior described by the question.
17. What does return do inside a function?

What does return do inside a function? Ends the function and optionally gives a value to the caller Prints HTML automatically Declares a global variable Repeats the function forever

Hint
Identify the definition or behavior described by the question.
18. What does echo do?

What does echo do? Returns a value from a function Creates a class Sanitizes SQL Outputs one or more strings

Hint
Identify the definition or behavior described by the question.
19. Which syntax creates a single-line PHP comment?

Which syntax creates a single-line PHP comment? ##[ comment ] ** comment only // comment

Hint
Identify the definition or behavior described by the question.
20. What is the key difference when an included PHP file is missing?

What is the key difference when an included PHP file is missing? require downloads the file There is no behavioral difference include always retries require causes a fatal error while include emits a warning and execution may continue

Hint
Identify the definition or behavior described by the question.

1. Which tag normally begins a PHP code block?

2. Which character begins a PHP variable name?

3. How are most simple PHP statements terminated?

4. Which value is a PHP string?

5. Which value is a PHP integer?

6. Which value is a PHP floating-point number?

7. Which are the two PHP boolean values?

8. What does null represent in PHP?

9. What can a PHP array store?

10. How do you read the value stored under the key title in the $post array?

11. Which operator concatenates PHP strings?

12. What does the = operator do in PHP?

13. What does the === operator compare?

14. What is an if statement used for?

15. What is foreach primarily used for?

16. Which keyword declares a PHP function?

17. What does return do inside a function?

18. What does echo do?

19. Which syntax creates a single-line PHP comment?

20. What is the key difference when an included PHP file is missing?