WEEK 3 Review

1. What characters are used to echo a string literally, without extrapolation?
Single quotes

2. What characters are used to echo a string with the ability to extrapolate variable values?
Double quotes

3. When commenting, the php parsing agent ignores how much of the code when using two forward slashes? ( // )
single line

4. When commenting, the php parsing agent ignores how much of the code when using forward slash asterisk…asterisk forward slash (/* */)?
multiline