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Which of the following is an example of a PHP variable being declared and assigned correctly?
Which operator can be used to perform string concatenation, or joining strings, in PHP?
A _____ is a sequence of characters of any length surrounded by quotation marks.
Which of the following is the correct way of defining a variable in PHP?
Which of the following is not a variable scope in PHP?
Variable name in PHP starts with ____________?
Which of the following are included in variable names?
Select all that apply!
PHP variables are case-sensitive?
How many variable scope are there in PHP?
Variable names in PHP must start with ?