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Basic PHP

Basic PHP
Some PHP code might not have a namespace and therefore lives in the . . . . . . namespace.

Automatic
Default
Global
PRE

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Basic PHP
What will be the output of the following php code?
$num = 1;
$num1 = 2;
print $num . "+". $num1;

Error
1.+.2
3
1+2

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Basic PHP
What will be the output of the following php code?
$num = "1";
$num1 = "2";
print $num+$num1;

3
1+2
12
Error

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Basic PHP
What is the limit of a PHP integer value?

2147483647
1048576
65536
16384

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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.

TRUE
FALSE

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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
Error
35
35 students

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