Created by Vivan Web Solution QUIZ Please read these instructions carefully!* Do not try to copy questions and search for answers on the Internet.* Do not take screenshots.* Do not ask someone else to pass your test for you.* If you break any rules, THE TEST WILL BE ABORTED. 1 / 15 1) What will be the output of the following PHP code?<?php$num = "123";if (!filter_var($num, FILTER_VALIDATE_INT))echo("Integer is not valid");elseecho("Integer is valid");?> A) Integer is valid B) Error C) Integer is not valid D) No output is returned 2 / 15 2) You use the get_class_methods() function to return the names of all the methods in the class. Which function will you use to print it on the screen? A) print_r B) echo C) printf() D) print_ar 3 / 15 3) Which one of the following statements can be used to select the database? A) $mysqli=select_db('databasename'); B) mysqli->select_db('databasename'); C) mysqli=select_db('databasename'); D) $mysqli->select_db('databasename'); 4 / 15 4) What will be the output of the following PHP code?<?phpdefine("GREETING", "PHP is a scripting language");echo $GREETING;?> A) GREETING B) no output C) $GREETING D) PHP is a scripting language 5 / 15 5) Which two predefined variables are used to retrieve information from forms? A) GET & SET B) $_GET & $_SET C) $__GET & $__SET D) $GET & $SET 6 / 15 6) Which one of the following statements is used to create a table? A) CREATE table_name (column_type column_name); B) CREATE TABLE table_name (column_type column_name); C) CREATE table_name (column_name column_type); D) CREATE TABLE table_name (column_name column_type); 7 / 15 7) Which one of the following functions will convert a string to all uppercase? A) uppercase() B) strtoupper() C) struppercase() D) str_uppercase() 8 / 15 8) How many types of JOINS are there in SQL? A) 3 B) 1 C) 2 D) 4 9 / 15 9) What will be the output of the following PHP code?<?php$a1 = array("red", "green");$a2 = array("blue", "yellow");print_r(array_merge($a1, $a2));?> A) Array ( [0] => blue [1] => yellow ) B) Array ( [0] => red [1] => green [2] => blue [3] => yellow ) C) Array ( [0] => blue [1] => yellow [2] => red [3] => green ) D) Array ( [0] => red [1] => green) 10 / 15 10) Which is the right way of declaring a variable in PHP? A) $3hello B) $this C) $_hello D) $5_Hello 11 / 15 11) Which keyword is used to refer to properties or methods within the class itself? A) $this B) protected C) public D) private 12 / 15 12) What will be the output of the following PHP code?<?phpfor ($count = 1; $count < 20; $count++);print $count;?> A) 12345678910….1920 B) 19 C) 20 D) 12345678910….19 13 / 15 13) What will be the output of the following PHP code?<?php$x = 10;$y = 20;if ($x > $y + $y != 3){ print "hi" ;}else{print "how are u"};?> A) hi B) no output C) how are u D) error 14 / 15 14) The class from which the child class inherits is called ________i) Child classii) Parent classiii) Super classiv) Base class A) ii), iii) and iv) B) ii) and iv) C) Only iii) D) Only i) 15 / 15 15) Which one of the following keyword is used to inherit our subclass into a superclass? A) extends B) implements C) include D) inherit Your score is LinkedIn Facebook 0% Restart quiz
