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Basic PHP

Basic PHP
Which of the following is not valid PHP code?

&$something
$10_somethings
${“MyVar”}
$aVaR
$_10

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Basic PHP
Which of the conditional statements is/are supported by PHP?
1. if statements
2. if-else statements
3. if-elseif statements
4. switch statements

1, 2 and 4
All of the mentioned.
Only 1
2, 3 and 4

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Basic PHP
All classes in the same namespace or subnamespace don’t have to the declared in the same PHP file.

FALSE
TRUE

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Basic PHP
What will be the output of the following PHP code?
$total = "25 students";
$more = 10;
$total = $total + $more;
echo "$total";

25 students
35 students
Error
35

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Basic PHP
When a simple data type is casted to an array, an array is created with the original value in the first element.

False
True

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Basic PHP
Which of the below namespace declaration is correct?

namespace ORA;
namespace 1_RA;
namespace ORA_#;
namespace ORA:

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