Perl Quiz (Set 4)

Perl (Set 4)

1 / 10

What does the Perl 'join' function do?

Splits a string into an array

Removes whitespace from a string

Joins multiple strings into one

Replaces substrings in a string

2 / 10

In Perl, what does the 'next' statement do within a loop?

Jumps to the end of the loop body

Advances to the next iteration of the loop

Exits the loop immediately

Resets the loop counter

3 / 10

What does the Perl 'ne' operator do?

Compares if two strings are not equal

Assigns a value to a variable

Checks if a string is empty

Performs a bitwise XOR operation

4 / 10

Which operator is used for the logical AND in Perl?

5 / 10

What is the purpose of the 'map' function in Perl?

Applies a function to each element of an array

Joins multiple arrays into one

Converts an array into a string

Sorts the elements of an array

6 / 10

In Perl, what does the 'push' function do?

Appends an element to the end of an array

Adds an element to the beginning of an array

Removes the last element of an array

Deletes all elements from an array

7 / 10

Which function is used to convert a string to lowercase in Perl?

lowercase()

lc()

toLower()

convertToLowerCase()

8 / 10

What is the purpose of the 'unless' statement in Perl?

To execute a loop

To exclude a module

To perform conditional execution if a condition is false

To define a subroutine

9 / 10

In Perl, how do you declare an array?

$array = [1, 2, 3];

@array = (1, 2, 3);

%array = (1, 2, 3);

&array = (1, 2, 3);

10 / 10

What is the purpose of the 'foreach' loop in Perl?

To iterate over a range of numbers

To loop through an array or list

To define a custom function

To perform string concatenation

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