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1D0-437 Exam Dumps : CIW PERL FUNDAMENTALS

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CIW PERL FUNDAMENTALS Questions and Answers

Question 1

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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Question 2

Which one of the following statements opens a file for appending?

Options:

A.

open(PASSWD, ">/etc/passwd");

B.

open(PASSWD ">/etc/passwd");

C.

open(PASSWD, ">>/etc/passwd");

D.

open(PASSWD "+>/etc/passwd");

Question 3

Regular expressions are best used for which task?

Options:

A.

To perform arithmetic functions

B.

To determine whether a string matches a specific pattern

C.

To perform spelling checks within text files

D.

To output data to a text file