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Basic of UNIX

Basic of UNIX. linus@sparcs.org. UNIX?. AT&T 사의 System V 계열 버클리대학의 BSD(Berkeley Standard Distribution) 계열 SUN 사의 SunOS, Solaris, IBM IBM 사의 AIX, SGI 사의 IRIX, DEC 사의 ULTRIX, HP 사의 HP-UX , etc. UNIX 의 특징. 뛰어난 통신기능 복수 사용자와 멀티태스킹의 지원 뛰어난 호환성 뛰어난 유연성. UNIX 명령어.

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Basic of UNIX

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  1. Basic of UNIX linus@sparcs.org

  2. UNIX? • AT&T 사의 System V 계열 • 버클리대학의 BSD(Berkeley Standard Distribution) 계열 • SUN사의 SunOS, Solaris, IBM • IBM사의 AIX, SGI사의 IRIX, DEC사의 ULTRIX, HP사의 HP-UX , etc..

  3. UNIX의 특징 • 뛰어난 통신기능 • 복수 사용자와 멀티태스킹의 지원 • 뛰어난 호환성 • 뛰어난 유연성

  4. UNIX 명령어 • 일반적인 명령어의 형태 command [-options] [parameters] • ex) $ ls –l hahaha.txt

  5. 입출력 방향의 전환 • command < fn 화일 fn 으로 부터 입력을 받는다. • command > fn 화일 fn 으로 출력한다. • command >> fn 화일 fn 의 끝에 그 결과를 추가한다. • command1 | command2 command1의 결과를 command2의 입력으로

  6. man & info • man - to see on-line reference manual • $ man man • $ man ls • info - for reading documentation • $ info info • $ info man

  7. File 조작 명령어(1) • cat • $ cat file_name • $ cat > new_file • $ cat file1 file2 file3 > all_file • mv • $ mv old_name new_name • $ mv file ../doc/new_file

  8. File 조작 명령어(2) • cp • $ cp file.org file.cp • $ cp file.org ../doc • $ cp file.org ../doc/file.cp • rm • $ rm a.dat • $ rm -r ../doc • $ rm -i a.* • option : -i, -f, -r

  9. File 조작 명령어(3) • ls • $ ls –al • option : -F, -l,-a,-t • grep • $ grep smith *.doc • $ grep "m.* w.*" test

  10. File 조작 명령어(4) • more/tail • $ tail letter.doc % tail -100 letter.doc • chmod • -rwxrwxrwx d u g o • $ chmod u+x note.doc • $ chmod go-rwx • $ chmod o-rwx test.c • $ chmod 777 note.doc • $ chmod 700 test.c

  11. File 조작 명령어(5) • find • find directory [expression] • $ find dir/ -name "sample.txt" • $ find . –name "s" –exec rm –f {} \; • expressions • -name , -type, -user • -group , -mtime n , -exec

  12. Directory 조작 명령어 • cd • $ cd public_html • pwd • mkdir • $ mkdir linus • rmdir • $ rmdir linus

  13. Job Control • ps • PID TTY TIME CMD 24104 pts/14 0:00 man 24060 pts/14 0:10 vi 24059 pts/14 0:00 bash • bg, fg, kill, [command] &

  14. Displaying system information • du, df • w, who – show who is logged in • finger – lookup user information • whoami – who am I • id – printing real UID and GID

  15. Using network • telnet – telnet client • mutt, pine – Mail User Agent • ftp, ncftp – ftp client • wget - a utility to retrieve files • lynx, w3mmee – text web browser • talk

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