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Programming MCQs

Page 27 of Programming multiple-choice questions with answers. Tap an option to check yourself.

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Question 521 PHP

What is the output of the PHP statement echo 10 % 3;?

Correct answer C. 1

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Question 522 PHP

Which PHP function checks whether a variable has been set and is not null?

Correct answer C. isset()

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Question 523 PHP

Which PHP function adds one or more elements to the end of an array?

Correct answer C. array_push()

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Question 524 PHP

Which PHP loop is designed specifically to go through each element of an array?

Correct answer C. foreach

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Question 525 PHP

Which PHP function must be called before session variables can be used in a script?

Correct answer A. session_start()

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Question 526 PHP

What is the output of the PHP statement echo “5” + “3”;?

Correct answer D. 8

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Question 527 PHP

Which PHP function splits a string into an array using a given separator?

Correct answer B. explode()

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Question 528 PHP

Which PHP function joins the elements of an array into a single string?

Correct answer A. implode()

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Question 529 PHP

What is the output of the PHP statement echo str_repeat(“ab”, 3);?

Correct answer D. ababab

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Question 530 PHP

Which PHP statement stops the script with a fatal error if the file being included cannot be found?

Correct answer A. require

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Question 531 PHP

Which PHP keyword is used to create an object from a class?

Correct answer B. new

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Question 532 PHP

What is the output of the PHP statement echo intdiv(17, 5);?

Correct answer D. 3

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Question 533 C Language

Which format specifier is used with printf to print an int value in decimal form?

Correct answer C. %d

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Question 534 C Language

In C, what is the value of the expression 7 / 2 when both operands are of type int?

Correct answer B. 3

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Question 535 PHP

Which of the following function returns the number of characters in a string variable?

Correct answer D. strlen($variable)

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Question 536 PHP

Which of the following function returns a text in title case from a variable?

Correct answer A. ucwords($var)

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Question 537 PHP

Which of the following method sends input to a script via a URL?

Correct answer A. Get

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Question 538 PHP

When you need to obtain the ASCII value of a character which of the following function you apply in PHP?

Correct answer C. ord( );

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Question 539 PHP

Which of the following variables is not a predefined variable?

Correct answer B. $ask

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Question 540 PHP

PHP scripts are enclosed within

Correct answer B. <?php . . . ?>

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