Updated: 2012-03-09 11:46 EST

1 Tests and Exams Index up to index

2 Lecture Notes for This Week Index up to index

2.1 From the Class Notes link on the Course Home Page Index up to index

2.1.1 Assignments and Labs Index up to index

  • See your Blackboard ToDo list for all assignment due dates
  • Finish Lab #05 - The VI/VIM Text Editor
  • Start Lab #06 - Linux File System Permissions (modes)

2.1.2 Practice Midterm Test #2 Index up to index

2.2 From the Classroom Whiteboard/Chalkboard Index up to index

2.2.1 Topic: studying the material Index up to index

2.2.2 Topic: more Commands Index up to index

2.2.3 Topics: Shell Features Index up to index

2.2.4 Topic: Modes and Permissions Index up to index

  • needed for Lab #06 - Linux File System Permissions (modes)

  • Unix Modes and Permissions
    • chmod u=rwx,g=rx,o=r or chmod 754
    • chmod u+x,g-r,o-rwx - cannot be done using octal permissions
    • cd foo ; ls . vs. ls foo
    • minimum permissions to read, copy, move, modify
  • Umask and Permissions
    • a mask is not a subtraction, e.g. 666 masked with 001 is 666

2.2.5 Topic: Learning the material (for a test or job interview) Index up to index

  • review your mistakes on the first midterm test
  • review the commands used in each lab and their common options
  • review the way the commands are used in each lab 1 through 6
  • review how the shell works: GLOB, redirection, quotes
    • pipes first, then redirection
    • rules for redirection, rules for pipes
Author: 
| Ian! D. Allen  -  idallen@idallen.ca  -  Ottawa, Ontario, Canada
| Home Page: http://idallen.com/   Contact Improv: http://contactimprov.ca/
| College professor (Free/Libre GNU+Linux) at: http://teaching.idallen.com/
| Defend digital freedom:  http://eff.org/  and have fun:  http://fools.ca/

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