ITM 370

1
ITM 370

• Unix Quick Start

2
Quick Outline

• How to type UNIX commands
• Login / Logout
• Maintain and Organize Files
• How to get Help
• How to Execute a Small Utility or Set Up your
  Environment

3
How to login

• All commands are entered from the shell prompt
• Sheba used the Korn shell as a default
• Select run type telnet sheba.cbu.edu
• login will be displayed
• Enter your login id
• password will be displayed
• Enter your password

4
File and Directory Structure

• All Unix systems have a hierarchal file structure
• /
• /home
• /home/mydirectory/
• ./ ../ ../../

5
Create a file and enter data

• mkdir i370
• cd i370
• cat gt myfile
• This is a test of using cat to write a file.
• d
• more myfile
• cat gtgt myfile
• This is an additional line
• More myfile

6
Rename or Move a file

• ls -al
• mv myfile oldfile
• ls -al

7
Copy a file Delete a file

• cp -ipr oldfile newfile
• ls al
• rm -fir oldfile
• Can use wild cards ?
• ls - al

8
More Commands

• mkdir -mp
• Creates directories
• cd
• Change directory
• pwd
• Where am I?? Prints current directory
• rmdir-p
• Remove directory

9
Help

• man-s cmd
• man s1 ls
• Sections
• 1 User Commands
• 2 System Calls
• 3 Language Lib Calls
• 4 Devices and Net Interfaces
• 5 File Formats
• 6 Games and Demos
• 7 Environment
• 8 System Maintenance