Take Home Final Exam of 4CS and 4IT

1. Linux IV – Perl Programming
Take Home - Final Examination
LINUX IV – PERL PROGRAMMING
 Directly print your code to short bond paper using notepad or DOS type command. Do not, copy paste it to other
application. This will have an effect to the code.
 Staple the bond paper with this questionnaire, being the first page, before submitting it.
 Write your printed name at the upper left side of every bond paper you’ve used and affix your signature on top of
the printed name.
 Put it in a short brown envelope and write your name, course, and subject in front of the envelope.
 Submit your exam papers personally on or before 10:00 P.M. of March 14, 2011, Monday. Time will be based on
the wall clock located at the stairway in ITCC.
Non-compliance with the above instructions would invalidate your exam and thus will require you to take the
special exam
Good luck and thank you for a wonderful semester!
Create a PERL script that will perform the following:
Name: ___________________________________ LINUX IV – PERL PROGRAMMING
TEST I – PERL PROGRAMMING
CELLPHONE TRANSACTION
Transaction Menu
1. View account Balance
2. Share-A-Load
3. Load
4. Text
5. Call
6. Exit
Choice:
Conditions:
The following are the conditions for call and text options:
- the user could only text if he/she has at lest 1 peso load
o if the account has less than 1 peso, then the message “Message Sending Failed!” will be displayed
o 1 peso per text
- The user can only call if he or she has at least 8 pesos in his/her account
- The user can share-a-load if he/she has enough balance in his/her account
Sample Output
View Account Balance
Your account balance as of today is 12.50
Share-A-Load
Enter Mobile Number: 09228545127
Amount: 10
Confirmation:
Your Share-A-Load has successfully sent!
1 peso service fee for the share-a-load transaction
Your current balance as of now is 1.50
Text
Enter Mobile Number: 09228545127
Message: Congratulations Pare!

2. Confirmation:
Message has been successfully sent
Call
Enter Mobile Number: 09228545127
Confirmation:
Your do not have enough balance to make this call! Please reload now.
Load
Enter Mobile Number: 09228545127
Amount: 100
Confirmation:
100 peso has been loaded to your account
Your current balance is 101.50

3. LINUX IV – WRITTEN
 Exam should be accomplished using your own hand writing using ballpen of blue ink only.
 Write your answers in a short bond paper (8x11); do not write at the back of the bond paper. Staple the bond
paper with this questionnaire, being the first page, before submitting it.
 Write your printed name at the upper left side of every bond paper you’ve used and affix your signature on top of
the printed name.
 Put it in a short brown envelope and write your name, course, and subject in front of the envelope.
 Submit your exam papers personally on or before 10:00 P.M. of March 14, 2011, Monday. Time will be based on
the wall clock located at the stairway in ITCC.
Non-compliance with the above instructions would invalidate your exam and thus will require you to take the
special exam
Good luck and thank you for a wonderful semester!
Name: ___________________________________ LINUX IV – PERL PROGRAMMING
TEST II – WRITTEN
Write a program that reads a line of input and prints out the following:
• 11 if the line consists of a non-zero integer
• 00 if the line consists of 0 or a string
Suppose the value of $num is 2010. What string is assigned to $text in each of the following cases?
a $text = "This string contains $num.";
b $text = "$num is my favorite number.";
c $text = 'Assign $num to this string.';
What is the value of the following expressions?
a. 17 * 2 ** 3 / 9 % 2 << 2
b. 0 && (171567 * 98275 / 1174.5 ** 4)
c. 1171 ^ 904
d. "abc" . "de" x 2
Assume the following assignments have been performed:
@list = (1, 2, 3);
$scalar1 = "hello";
$scalar2 = "there";
What is assigned to the array variable @newlist in each of the following cases?
a. @newlist = @list;
b. @newlist = reverse(@list[1,2]);
c. @newlist = ($scalar1, @list[1,1]);
d. ($dummy, @newlist) = @list;
e. @newlist[2,1,3] = @list[1,2,1];
f. @newlist = <STDIN>;
Assume that the following assignments have been performed:
@list1 = (1, 2, 3, 4);
@list2 = ("one", "two", "three");

4. What is the value of $result in each of the following cases?
($dummy, $result) = @list1;
$result = @list1;
($result) = @list2;
($result) = @list1[1..2];
$result = $list2[$list1[$list1[0]]];
$result = $list2[3];