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linux operating system

Linux history Linux is made-up by Richard stallman antelope Project was launched in 1983. several programs and utilities were contributed by developers round the world, and by 1991 most of the elements of the system were prepared. Still missing was the kernel. Invented LINUX system itself. In 1991, Torvalds was a student at the University of European nation|Finnish capital|national capital|port} in Finland, wherever he had been exploitation Minix, a non-free Unix-like system, and commenced writing his own kernel. He started by developing device drivers and hard-drive access, and by Gregorian calendar month had a basic style that he referred to as Version zero.01. This kernel, that is termed LINUXsystem, was later on combined with the antelope system to supply a whole free OS. On Oct fifth, 1991, Torvalds sent a posting to the comp. OS. mini newsgroup asserting the discharge of Version zero.02, a basic version that also required Minix to control, however that attracted substantial inte
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YUM LINUX

        TOday i'll tell u a way to install viscus server and the way to assemble it. yum server stands for yellow dog updater Modified yum server is largely used for install UNIX packages and server this server is incredibly necessary to handles the linux server. YUM are often assemble to appear for a rev in multiple location Internet access isn't offered throughout the RHCE vi examination YUM server permit you to form native repository During the examination you may have a affiliation to native repository Use YUM to put in and take away rev where attainable throughout the examination YUM mechanically resolve software package dependencies first of all disable firewall. config ip Now how to configure  yum commands. 1 mount  /dev/cdrom/mnt.       enter 2 cd /mnt 3 cd /Packages   (  note :- Package p always capital otherwise your command could not be process.) 4  package]# rpm -ivh vsftp* 5 package]# rpm -ivh deltarpm and then press tab 6 package]# rpm -ivh pythondelta and then p

linux password app

                                    #LOGIN WITHOUT PASSWORD# We normally login as Login :root Passwd ---------- ]# But to login without password [there is a file in a [/etc/passwd] this file conatain all the password informations for all the users. Open the file that contain a [X] follow by the user name like [root:x:0:0: ] simply delete the [X] carefully and it will not ask for the password but when we reassign the password for the user this [x] will come back again to its position. So by deletion the [X] for the particular user you can loginby that user without enter a password. Now how to do_________________________________________________________ #vi /etc/passwd    root:x:0:0:root:/root:/bin:.bash Delete this x only and the following appears root::0:0:root:/root:/bin:.bash :wq! __________ save n exit Now you can login the root without a password Login : root ]# Now if you make more user

free Linux Features

IMPORTANT FUNCTIONS OF LINUX       there's some form of vital functions in  LINUX wish to amendment a begin menu name like different that         below 1... TO KILL A PROCESS________________________________________________________________     It’s sort of a method is functioning on another terminal and by another user you have got to terminate it or kill it from another user mistreatment another terminal How to do like running ping command on terminal [TTY 1] on user [raj]                 Tty1        #ping 192.168.100.10             Reply ###########################             Reply ###########################                 Tty2    root             Login: root             Passwd:         ] #ps –U RAJ_____________ [here ps: - method,   -U: -- user,     & raj: is like several user name]         3248: ping     this sort is however a code shown for the method that is in acting on tty1 on rule Now to terminate the method on rule user on tty1                         ] #kill [

linux find file

FILE SYSTEM OF LINUX_____________________________________ THERE ARE SIX [6] TYPES OF FILE SYSTEMS FOR THE LINUX. 1_EXT3_____EXTENDED FILE SYSTEM 3. 2_EXT2_____EXTENDED FILE SYSTEM 2. 3_VFAT_____VIRTUAL FILE ALLOCATION TABLE. 4_LVM _____LOGICAL VOLUME MANAGEMENT. 5_RAID_____REDUNDENT ARRAY OF INEXPENSIVE DISK. 6_SWAP____SWAP IS THE VIRTUAL MAMORY FILE SYSTEM FOR LINUX. EXPLANATION _________________________________________________________ 1_EXT3____IT IS VERY SECURE FILE SYSTEM. WE CAN NOT RECOVRE THE                      DATA IF WE FORMAT THE PARTITION WITH EXT3. NO DATA RECOVRY POSSIBLE. 2_EXT2____IT IS NOT SO MUCH SECURE FILE SYSTEM. WE CAN RECOVER                       DATA EVEN AFTER THE FORMAT WITH EXT2.                       DATA RECOVERY POSSIBLE. 3_VFAT___IT IS THE VIRTUALFAT LIKE PARTITION WHICH WE CAN USE ON THE LINUX AS WELL AS ON THE WINDOWS XP O/S.                                          IF WE HAVE THE LINUX AS WELL AS WIN XP O

linux password app

                            BREAK LINUX PASSWORD            Suppose simple login                                     Login root                                           Password ******                 [root@localost~]#      This is the simple login the Linux when we know the password but if we not know        ___________________________________________________________________________________________________________________________________________________________________________       To break password_____________________________________________________________       Remember we are not know the password now -----------    Reboot the system wait for the red welcome screen of the Linux don’t let the timing to go to zero [0]    Press escape before it reaches to zero.     Then follow the steps._______________________ EDIT THIS LINE BY PRESS [E] HERE BEFORE REACHING TIME ZERO REDHAT ENTERPRISE LINUX -2.6.18-53ELS IIIII..__________(2)_TIME