20 The opposite of the explode () function is the implode () function lultiple Choice Identify the choice that best completes the statement or answers the question 21 The PHP Group recommends you use the standardscript delimiters to write PHP code declaration blocks a statements b e statementsc script 22 are lines you place in your code that do not get executed but provide helpful information such as the name of the script, your name and the date your created the program a Pointers b Instructions c Comments 23 The print r(),var export and var dump (, finations are used withtodiplay the index and value of each element a variables b functions c arrays 24 A(n) operator is used in PHP to perform mathematical calculations a math b arithmetic c calculation 25 Assignment operators are used to assign a a name b value to a variable c data type Logical operators are used for comparing two a numeric b Boolean operands for equality string 26 c 27 When you declare a global variable with the global keyword, you do not need to assign the variable an) a value b definition c function d name 28 When one decision making statement is contained within another decision making statement it is refecrred to as adecision making structure a enclosed b contained c nested d layered A statement is used to iterate or loop through the elements in an array a for 29, c foreach d if else b while minus sign question mark ( ) 30 The concatenation operator in PHP is a a plus sign ( ) b period () c, d

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Question: 20. The opposite of the explode () function is the implode () function lultiple Choice Identify the choice that best completes the statement or answers

20. The opposite of the explode () function is the implode () function lultiple Choice Identify the choice that best completes the statement or answers the question 21. The PHP Group recommends you use the standardscript delimiters to write PHP code declaration blocks. a. statements ?> b. e.

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