PHP Zend Certification Questions and
Correct Answers/ Latest Update /
Already Graded
Integral numbers are internally converted into what?
Ans: bits
What is the symbol for the bitwise AND?
Ans: &
What is the symbol for the bitwise OR?
Ans: |
What is the symbol for the bitwise XOR?
Ans: ^
What is the criteria for the bitwise AND?
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Ans: Matching "1" in both operands.
What is the criteria for the bitwise OR?
Ans: At least one "1" in an operand
What is the criteria for the bitwise XOR?
Ans: True only if operands are different
What is the symbol to NEGATE BITS?
Ans: ~
What symbol is used to shift bits?
Ans: << or >>
<?= is short for what?
, 3 | Page
Ans: <?php echo
Value equality operator (PHP handles data type conversion) "123"
=== 123
Ans: ==
Value inequality operator (PHP handles data type conversion) "123"
!= 124
Ans: !=
Value/type equality operator (Compares values with a type check)
123 === 123
Ans: ===
Value/type inequality operator (Compares values with a type
check) "123" !== 123