PHP Data Types MCQs

This section focuses on "Data Types" in PHP. These Multiple Choice Questions (mcq) should be practiced to improve the PHP skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.

1. How many different data types are available in php?

A. 6
B. 7
C. 8
D. 9

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2. How many compound data types are available in php?

A. 1
B. 2
C. 3
D. 4

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3. Which one is not a data type in PHP?

A. Resources
B. Objects
C. Null
D. Void

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4. The range of integers must lie between ___________?

A. -2^15 to 2^15.
B. -2^16 to 2^16.
C. -2^31 to 2^31.
D. -2^32 to 2^32.

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5. How many value does Boolean data type hold?

A. 1
B. 2
C. 3
D. 4

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6. Objects are defined as instances of user defined classes that can hold ____________?

A. values
B. functions
C. both values and functions
D. None of the above

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7. What will be the output of the following PHP code?

<?php 
  
if(TRUE) 
    echo "This condition is TRUE"; 
if(FALSE) 
    echo "This condition is not TRUE"; 
?>

A. This condition is TRUE
B. This condition is not TRUE
C. No Output
D. Error

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8. What will be the output of the following PHP code?

<?php 
$lfc = NULL; 
echo $lfc; 
?>

A. 0
B. Null
C. No Output
D. Error

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9. What will be the output of the following PHP code?

<?php 
$x1 = 10.58;  
$x2 = 21.18;  
  
$sum = $x1 + $x2; 
  
echo $sum; 
?>

A. 31
B. 32
C. 31.00
D. 31.76

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10. What will be the output of the following PHP code?

<?php 
$intArray = array( 10, 20 , 30); 
  
echo "First Element: $intArray[3]
"; 
?>

A. First Element: 10
B. First Element: 20
C. First Element: 30
D. First Element:

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