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What is the correct way to start a session in PHP?

  • session_start();
  • start_session();
  • begin_session();
  • session_begin();
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What is the correct way to close a MySQL connection in PHP?

  • mysql_end()
  • mysql_close()
  • close_mysql()
  • mysql_disconnect()
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Which function is used to read a file into an array?

  • file()
  • read_file()
  • file_read()
  • array_file()
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Which function is used to format a number with grouped thousands?

  • number_format()
  • num_format()
  • format_number()
  • number_group_format()
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Which operator is used to concatenate two strings in PHP?

  • +
  • .
  • &
  • CONCAT
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Which MySQL function is used to execute a query in PHP?

  • mysql_query()
  • mysql_execute()
  • mysql_run()
  • mysql_command()
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Which PHP function is used to get the length of a string?

  • strlen()
  • strlength()
  • string_length()
  • str_len()
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What does OOP stand for in PHP?

  • Object Oriented Programming
  • Original Object Programming
  • Outer Object Programming
  • Optimal Object Programming
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What is the default file extension for PHP files?

  • .ph
  • .php
  • .phtml
  • .php3
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What is the correct way to check if a variable is an array in PHP?

  • is_array($variable);
  • check_array($variable);
  • array_check($variable);
  • is_arr($variable);
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Which MySQL function is used to execute a query in PHP?

  • mysql_query()
  • mysql_execute()
  • mysql_run()
  • mysql_command()
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Which function is used to fetch a result row as an associative array?

  • mysql_fetch_array()
  • mysql_fetch_assoc()
  • mysql_fetch_row()
  • mysql_fetch_object()
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Which function is used to read a file into an array?

  • file()
  • read_file()
  • file_read()
  • array_file()
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What is the default file extension for PHP files?

  • .ph
  • .php
  • .phtml
  • .php3
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How do you check if a file is readable in PHP?

  • is_readable($file);
  • readable($file);
  • file_readable($file);
  • check_readable($file);
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What is the correct way to start a session in PHP?

  • session_start();
  • start_session();
  • begin_session();
  • session_begin();
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Which function is used to check if a file exists in PHP?

  • file_exist()
  • file_exists()
  • is_file_exist()
  • does_file_exist()
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How do you get the last inserted ID in MySQL using PHP?

  • mysql_insert_id()
  • mysql_last_id()
  • mysql_get_id()
  • mysql_last_insert_id()
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How do you create an array in PHP?

  • array[] = {1, 2, 3};
  • array(1, 2, 3);
  • new array(1, 2, 3);
  • create_array(1, 2, 3);
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Which of the following is a way to end a script execution in PHP?

  • stop();
  • break;
  • end;
  • die();
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What is the correct way to include a file in PHP?

  • include "file.php";
  • require_once("file.php");
  • include_file("file.php");
  • load_file("file.php");
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How do you send an email using PHP?

  • mail()
  • send_mail()
  • email()
  • smtp_send()
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How do you get the file extension of a file in PHP?

  • file_ext()
  • pathinfo()
  • get_extension()
  • file_extension()
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Which PHP function is used to get the length of a string?

  • strlen()
  • strlength()
  • string_length()
  • str_len()
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Which of the following is not a valid PHP data type?

  • Integer
  • String
  • Float
  • Character
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How do you fetch a result row as an object in PHP?

  • mysql_fetch_array()
  • mysql_fetch_row()
  • mysql_fetch_object()
  • mysql_fetch_assoc()
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Which of the following is used to encrypt passwords in PHP?

  • crypt()
  • md5()
  • password_hash()
  • hash()
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How do you create a MySQL database using PHP?

  • mysql_query("CREATE DATABASE dbname");
  • mysql_create_db("dbname");
  • mysql_database_create("dbname");
  • mysql_execute("CREATE DATABASE dbname");
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What is the correct way to check if a variable is an array in PHP?

  • is_array($variable);
  • check_array($variable);
  • array_check($variable);
  • is_arr($variable);
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What is the correct way to get the length of an array in PHP?

  • count($array);
  • array_length($array);
  • sizeof($array);
  • length($array);
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