Perl Quiz (Set 19) - Upskilling Engineers

Perl (Set 9)

1 / 10

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

Terminates the entire program

Exits the current iteration of the loop

Exits the loop immediately

2 / 10

What does the Perl 'ne' operator do?

Compares if two strings are not equal

Compares if two strings are equal

Assigns a value to a variable

Performs a bitwise XOR operation

3 / 10

Which operator is used for the logical OR in Perl?

4 / 10

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

Removes the first element of an array

Appends an element to the end of an array

Deletes all elements from an array

Removes the last element of an array

5 / 10

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

Extracts the values from a hash

Finds the average of numeric values

Returns a list of keys from a hash

Searches for a key in a hash

6 / 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);

7 / 10

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

To execute a loop

To define a custom function

To iterate over a range of numbers

To perform conditional execution until a condition is true

8 / 10

In Perl, how do you declare a scalar variable?

$variable = value;

@variable = value;

%variable = value;

&variable = value;

9 / 10

What is the Perl 'cmp' operator used for?

Compares if two strings are equal

Compares if two strings are not equal

Compares two strings for equality, returning -1, 0, or 1

10 / 10

In Perl, what does the 'do...while' loop do?

Performs conditional execution while a condition is true

Performs unconditional execution at least once

Performs iteration over a range of numbers

Performs conditional execution until a condition is true

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