Exactprep 1D0-437 Questions

CIW PERL FUNDAMENTALS Questions and Answers

Question 21

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?

one

two

three

four

Question 22

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?

The code will output the following:

apple sun

The code will output the following:

sun apple

The code will output the following:

red yellow

The code will output the following:

apple red sun yellow