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Achieve Success in the CIW 1D0-437 Exam: A Detailed CIW PERL FUNDAMENTALS Guide

Questions 41

Consider the following program code:

%color = (sun => yellow, apple => red);

reverse(%color);

@colorKeys = sort(keys(%color));

foreach(@colorKeys)

{

print($color{$_} . );

}

What is the result of executing this program code?

Options:

A.

The code will output the following:

apple sun

B.

The code will output the following:

sun apple

C.

The code will output the following:

red yellow

D.

The code will output the following:

apple red sun yellow

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Questions 42

Consider the following code:

%hashA = ("alpha", "beta", "gamma", "alpha");

%hashA = reverse(%hashA);

print $hashA{"alpha"};

What is the result of executing this code?

Options:

A.

The code outputs the following:

alpha

B.

The code outputs the following:

beta

C.

The code outputs the following:

gamma

D.

The code fails at line 3.

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Questions 43

Consider the following program code:

@array = ("one", "two");

push(@array, "three");

shift(@array);

unshift(@array, "four");

pop(@array);

print($array[0]);

What is the output of this code?

Options:

A.

one

B.

two

C.

three

D.

four

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Questions 44

Consider the following program code:

$x = 10;

LOOP: while ($x < 15)

{

print ($x );

if ($x >= 14 && $x <= 20)

{

$x += 2;

redo LOOP;

}

else

{

$x++;

}

}

What is the result of executing this program code?

Options:

A.

The code will output the following:

11 12 13 14 15 16 17 18 19

B.

The code will output the following:

10 11 12 13 14 16 18 20 22

C.

The code will output the following:

10 11 12 13 14 16 18 20

D.

The code will output the following:

10 11 12 13 14 15 16 17 18 19 20

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