Basic PHP
Which of the following php statement/statements will store 111 in variable num?
1. int $num = 111;
2. int mum = 111;
3. $num = 111;
4. 111 = $num;

Only 3
Only 1
All of the mentioned
Both 1 and 2

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Basic PHP
Under what circumstance is it impossible to assign a default value to a parameter while declaring a function?

When the parameter is being declared as passed by reference
When the function is being declared as a member of a class
When the parameter is Boolean
Never
When the function contains only one parameter

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