QUESTION: 21

Consider the following statement
@array1 = (9, "A", 0..9, "PERL");
Given this statement, @array1 consists of how many elements?

13
4
12
16

Answer(s): A

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Consider the following program code:
%_Nifty = (one, two, three, four);
@NiftyKeys = sort(keys(%_Nifty));
foreach(@NiftyKeys)
{
print ($_Nifty{$_} . );

}
What is the result of executing this program code?

The code will output the following:
one three
The code will output the following:
four two
The code will output the following:
two four
The code will output the following:
four one three two

Answer(s): C

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QUESTION: 23

Consider the following program code
@list - (10..15);
foreach(@list)
{
print("$_ ");
}
What is the result of executing this program code?

The code will output the following
$_ $_ $_ $_ $_
The code will output the following
11 12 13 14
The code will output the following
10 11 12 13 14
The code will output the following
10 11 12 13 14 15

Answer(s): D

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QUESTION: 24

In Perl, modules are used for which task?

To organize packages.
To provide code reusability.
To separate code in a file.
To create separate namespaces.

Answer(s): B

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QUESTION: 24

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