IT 244: Introduction to Linux/Unix
Class 7

Today's Topics

Course Requirements

Tips and Examples


New Material

Reading Assignment

The reading assignment for this week is chapter 3 of Sobell, The Utilities.

You will find a list of all reading assignments here.

There is a link to this page on the class web page.

Homework 3

I have posted Homework 3 here.

As usual, it will be due next Sunday at 11:59 PM.

Course Requirements

Collecting and Testing Assignments

Notifying You About Missing Work

Late Work

Tips and Examples

Checking Class Exercises

An Easy Way to Create Homework Scripts

Read the Specification

Always Check Your Work

Common Mistakes with Pipes


The Shell Prompt

Pipes - Stringing Programs Together

uniq - Eliminate Duplicate Lines

diff - Differences between Files

file - See the File Type

date - Get the Date and Time

which - Finding a Program File

whereis - Finding Files Used by a Program

locate - Search for Any File

who - See Users Logged On

finger - Get information on Users

New Material

Text File Conversion Programs

Compressing Files with bzip2

gzip - the GNU Compression Utility

tar - Packaging Files for Transfer or Storage

The Hierarchical Filesystem

Unix Files and Directories


Case Sensitivity

Filename Extensions

Current Directory

Your Home Directory


Class Quiz