How many scalars will the array @num have after the following command: my @days = qw (Sunday Monday Tuesday Wednesday Thursday Friday Saturday); my @num = (1..scalar @days);

What does the 'shift' function do?

What is the shebang?

How would you output the list of keys in a hash?

Does perl require variables be declared with a type? (ie: int, float, double, etc.)

$m=ucfirst('test'); What will be the output of $m?

In relation to the Perl regular expression, which modifier is used for performing case- insensitive pattern matching?

While using Perl, which commands can be used for determining the number of items in a hash?

What are you doing?

Which Perl debugger commands is used for deleting all post-prompt Perl command actions?

What will be the output of the following Perl program? if ('5678' =~ /(?5)(?6)(?7)(?8)/) {foreach my $b_name (sort keys %-) { my $array_n = $-{$b_name}; foreach my $i (0..$#$array_n) { print '\$-{$b_name}[$i] : ', (defined($array_n->[$i]) ? ' '$array_n->[$i]' ' : 'undef'), '\n'; } } }