# Chapter Basic Unix Skills #

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[Reviewer](technical_reviewers.html): Yannick Cadin yannick@diablotin.fr FreeBSD/OpenBSD

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BSD has its roots in Unix and many Unix utilities were originally
developed on BSD systems. Demonstrate
proficiency in the most commonly used Unix command line utilities.



- [[Demonstrate_proficiency_in_using_redirection__44___pipes_and_tees]]
- [[Recognize__44___view_and_modify_environmental_variables]]
- [[Be_familiar_with_the_vi__40__1__41___editor]]
- [[Determine_if_a_file_is_a_binary__44___text__44___or_data_file]]
- [[Locate_files_and_binaries_on_a_system]]
- [[Find_a_file_with_a_given_set_of_attributes]]
- [[Create_a_simple_Bourne_shell_script]]
- [[Find_appropriate_documentation]]
- [[Recognize_the_different_sections_of_the_manual]]
- [[Verify_a_file__39__s_message_digest_fingerprint___40__checksum__41__]]
- [[Demonstrate_familiarity_with_the_default_shell]]
- [[Read_mail_on_the_local_system]]
- [[Use_job_control]]
- [[Demonstrate_proficiency_with_regular_expressions]]
- [[Overcome_command_line_length_limitations]]
- [[Understand_various___34__domain__34___contexts]]
- [[Configure_an_action_to_be_scheduled_by_cron__40__8__41__]]
