Bachelor Of Computer Science

PHP Quizzes

CS: PHP MCQs - Complete

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"Which mathematical constant notation is used for square root?", mathematical constants Multiple Choice Questions (MCQ) with choices *sqrt (2), sqr ( ), 1/sqrt ( ), and none of them* for free online classes. Learn php math functions questions and answers with free online certification courses for online computer science schools.

1.

Which mathematical constant notation is used for square root?

sqr ( )

sqrt (2)

1/sqrt ( )

None of them

b

2.

PHP is different from other languages because variables do not have to be

Bounded

Declared before being assigned

Character type

Integer type

b

3.

By using special wildcards for matching a string which function is used?

Strtok

Tokenizing

Delimiter

Regex

d

4.

For getting rid of an assigned variable in an array which function is used?

delete_array ( )

reset_array

reset ( )

unset ( )

d

5.

In Perl-compatible patterns any pattern that is followed by ** ? ** this means that

Match this pattern 1 or more times

Match this pattern exactly 1 time

Match this pattern 0 times

None of them

b