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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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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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What is the output of echo (int)( (0.1+0.7) * 10 );?

  • 7
  • 8
  • 9
  • 10
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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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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 convert a string to lowercase in PHP?

  • strtolower($string)
  • lower($string)
  • to_lower($string)
  • string_to_lower($string)
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How do you redirect to another page in PHP?

  • header("Location: page.php");
  • redirect("page.php");
  • move("page.php");
  • location("page.php");
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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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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 a correct way to open a file in read mode in PHP?

  • fopen("file.txt", "r");
  • fopen("file.txt", "read");
  • open("file.txt", "r");
  • open("file.txt", "read");
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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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How do you connect to a MySQL database in PHP?

  • $conn = new mysqli($host, $user, $pass)
  • $conn = connect($host, $user, $pass)
  • $conn = mysql($host, $user, $pass)
  • $conn = db_connect($host, $user, $pass)
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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 append to a file in PHP?

  • fopen("file.txt", "a");
  • open("file.txt", "a");
  • append("file.txt", "a");
  • file_append("file.txt", "a");
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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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Which of the following is the correct way to end a PHP statement?

  • ;
  • .
  • :
  • #
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Which of the following is a superglobal in PHP?

  • $_POST
  • $GLOBALS
  • $_SESSION
  • 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 do you get the current timestamp in PHP?

  • time()
  • timestamp()
  • current_time()
  • now()
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How do you check if a variable is empty in PHP?

  • empty($var)
  • is_empty($var)
  • check_empty($var)
  • empty_check($var)
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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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How do you get the last element of an array in PHP?

  • end($array)
  • last($array)
  • array_end($array)
  • get_last($array)
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How do you define a constant in PHP?

  • define("CONSTANT", "value");
  • constant("CONSTANT", "value");
  • const CONSTANT = "value";
  • define: CONSTANT = "value";
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What will strtolower("HELLO"); return?

  • hello
  • HELLO
  • Hello
  • hElLo
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How do you format a number with grouped thousands in PHP?

  • number_format($number)
  • format_number($number)
  • num_format($number)
  • number_group($number)
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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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Which of the following is the correct way to create a class in PHP?

  • class MyClass { }
  • create class MyClass { }
  • define class MyClass { }
  • class: MyClass { }
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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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Which function is used to output text in PHP?

  • echo
  • print
  • write
  • show
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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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