Prof. Alfred J Bird, Ph.D., NBCT Door Code: * Office – McCormick 3rd floor 607 Office Hours – Tuesday and Thursday 4:00PM to 5:15PM

 Projects 30%  Quizzes 30%  Readings 10%  Final Project 30%

 A Good Lab Notebook  Beginning PERL – Apress – 3 rd Edition  Beginning Ubuntu Server Administration – Apress –  The Practice of System and Network Administration – Addison Wesley  A portable storage device (USB JumpDrive)

 Mastering Regular Expressions – O’Reilly  Learning Perl – O’Reilly  Programming Perl – O’Reilly  Systems Administration with Perl – O’Reilly  Perl Cookbook – O’Reilly

 Input / Output  Variables / Information Storage  Decision / Control Structures  Data Manipulations / Calculations

 Machine Language  Assembler / Macroassembler  Fortran  Cobol  C / C++  Python  Java  Perl  A multitude of others ……………

 Procedural  Algorithmic  Structured  Object Oriented  Et. al

 Must store entries as text without formatting  Programmer vs. text editors

How do we write a program using the PERL language to print out the phrase Hello World! ?

Open the file helloWorld.pl in any programming editor and enter the following text then save the file. #!/usr/bin/perl print “Hello World!\n”;

There is more than one way to run this program. ./helloWorld.pl  perl helloWorld.pl

 Read Chapter 1 “First Steps in Perl” pp 1-11 and complete exercise 1 on p12.