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CS380 PHP Basics

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Questions and Answers

What is the purpose of the PHP exercise 2?

To demonstrate the use of PHP loops

To show the use of arithmetic operators with variables (correct)

To discuss PHP data types

To explain PHP control structures

What is the output of the PHP script '$x = 10; $y = 7; echo $x + $y;'?

17 (correct)

Which PHP operator performs an arithmetic operation and assigns a new value?

Arithmetic operators

Logical operators

Assignment operators

Arithmetic-assignment operators (correct)

What is the purpose of PHP exercise 4?

To show the ways to display variable values (C) Signup and view all the answers

What is the difference between single quotes and double quotes in PHP?

Single quotes don't work the same way as double quotes in PHP (B) Signup and view all the answers

What is the output of the PHP script '$x = 10; $x += 2; echo $x;'?

12 (D) Signup and view all the answers

What is the purpose of PHP exercise 3?

To show the use of arithmetic-assignment operators (B) Signup and view all the answers

What is the output of the PHP script '$x = 10; $x++; echo $x;'?

11 (C) Signup and view all the answers

What is the purpose of PHP exercise 5?

To show the difference between single quotes and double quotes (C) Signup and view all the answers

What is the output of the PHP script '$x = 10; $x--; echo $x;'?

9 (C) Signup and view all the answers