UNIX

Linux Programming: Unit-1 Topics

1. Introduction to UNIX operating system:  History of unix, features of unix,  architecture of unix, kernal functions, shell functions
2. General purpose utilities:  date, cal, bc, expr, who, who am i ,w, finger, echo,   script, tty, printf, logname, uname, passwd,
3.File Handling Utilities: creating files, renaming files, copying files, moving files, deleting files,directory related commands------- pwd,mkdir,cd,rmdir,ls,cat,cp,rm,mv,cmp,comm,diff,find,file
4. Security by file permissions:  file permissions, directory permissions, types of users, changing permissions using chmod command , changing owner using chown, changing  group using chgrp, umask command
5. Process Utilities:  ps, kill, nice, &, nohup,at, batch, crontab, time, job control- bg,fg,jobs ctrl z,jobs, kill,
6. Backup utilities:  cpio, tar
7. Network Related commands: telnet, arp, ftp, rlogin
8. Filters: cat,head, tail, wc, more, pg, pr, tr, cut , paste, sort, join, uniq, grep family
9 Text processing utilities: 
10sed command: scripts,opeartion, addresses, commands, applications
11awk command: execution, fields and records, scripts, operation, patterns, actions, functions, using   system command