Online Exam Quiz

questionQuestion  1 to 30

Which of the following is the correct way to end a PHP statement?

  • ;
  • .
  • :
  • #
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Which of the following is used to check if a variable is of integer type in PHP?

  • is_int()
  • is_integer()
  • check_int()
  • Both is_int() and is_integer()
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Which of the following functions is used to sort an array in PHP?

  • sort()
  • array_sort()
  • order()
  • arrange()
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How do you send a raw HTTP header in PHP?

  • header("HTTP/1.1 200 OK");
  • send_header("HTTP/1.1 200 OK");
  • sendhttp("HTTP/1.1 200 OK");
  • httpheader("HTTP/1.1 200 OK");
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How do you write to a file in PHP?

  • fwrite($file, $data);
  • write($file, $data);
  • file_write($file, $data);
  • write_file($file, $data);
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How do you define a constructor in a PHP class?

  • function __construct() { }
  • function construct() { }
  • function __construct() { }
  • function: construct() { }
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What is the correct way to create an array in PHP?

  • $array = array("value1", "value2");
  • $array = ("value1", "value2");
  • $array = ["value1", "value2"];
  • $array = {value1, value2};
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What will strtolower("HELLO"); return?

  • hello
  • HELLO
  • Hello
  • hElLo
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What is the correct way to include a file in PHP?

  • include "file.php";
  • include_file("file.php");
  • file_include("file.php");
  • require "file.php";
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How do you declare an abstract class in PHP?

  • abstract class MyClass { }
  • class abstract MyClass { }
  • class MyClass abstract { }
  • abstract MyClass { }
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How do you destroy a session in PHP?

  • session_destroy()
  • destroy_session()
  • session_end()
  • end_session()
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Which of the following is the right way to get the length of a string in PHP?

  • strlen($string)
  • length($string)
  • size($string)
  • strlength($string)
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Which of the following is a way to comment in PHP?

  • // This is a comment
  • /* This is a comment */
  • # This is a comment
  • All of the above
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How do you check if a variable is an array in PHP?

  • is_array($var)
  • check_array($var)
  • isArray($var)
  • array_check($var)
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How can you get the value of a cookie in PHP?

  • $_COOKIE['name']
  • get_cookie("name")
  • fetch_cookie("name")
  • retrieve_cookie("name")
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Which of the following is used to get information about a variable in PHP?

  • var_dump()
  • var_info()
  • var_detail()
  • var_get()
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Which of the following is used to start an output buffer in PHP?

  • ob_start()
  • buffer_start()
  • start_ob()
  • output_start()
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What does PDO stand for?

  • PHP Data Object
  • PHP Database Object
  • PHP Data Orientation
  • PHP Database Orientation
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PHP files have a default file extension of...

  • .html
  • .xml
  • .php
  • .js
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What does MVC stand for in PHP frameworks?

  • Model View Controller
  • Module View Controller
  • Model View Component
  • Module View Component
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How do you create a cookie in PHP?

  • setcookie("name", "value", time()+3600)
  • createcookie("name", "value", 3600)
  • makecookie("name", "value", 3600)
  • cookie("name", "value", time()+3600)
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Which of the following is used to generate a random number in PHP?

  • rand()
  • random()
  • generate_rand()
  • rand_number()
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Which of the following is used to terminate the execution of a script in PHP?

  • exit()
  • die()
  • stop()
  • Both exit() and die()
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How do you delete a file in PHP?

  • unlink("file.txt");
  • delete("file.txt");
  • remove("file.txt");
  • erase("file.txt");
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How do you find the position of the first occurrence of a substring in a string in PHP?

  • strpos()
  • find()
  • search()
  • locate()
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Which of the following is the correct way to create a function in PHP?

  • function myFunction() { }
  • create myFunction() { }
  • define myFunction() { }
  • function() { }
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What is the correct way to include a file only once in PHP?

  • include_once "file.php";
  • include "file.php";
  • require_once "file.php";
  • require "file.php";
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How can you start a session in PHP?

  • session_start()
  • session_begin()
  • start_session()
  • begin_session()
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How do you remove all leading and trailing whitespace in PHP?

  • trim($string)
  • strip($string)
  • clean($string)
  • whitespace_remove($string)
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What is the output of echo (int)( (0.1+0.7) * 10 );?

  • 7
  • 8
  • 9
  • 10
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