Rhcsa system exam Study guides, Class notes & Summaries

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RHCSA Exam Practice | 2023/24 Reset root password - 1. Before the system starts up, interrupt the boot process by pressing E 2. Go to the end of the line that starts with 'Linux16' 3. type 4. Press CTRL+X 5. type mount -o remount,rw /sysroot 6. Enter 7. type chroot /sysroot 8. type passwd root 9. Assign a new password 10. touch /.autorelabel 11. Enter 12. exit twice 13. Allow the system to reboot and then login with the new root password Configure IP Address, Gateway, and Hos...

RHCSA Exam Practice Questions and Answers (100% Pass) How do you Secure Shell into another system? - Answer️️ -ssh <user>@<host> How do you execute commands on a remote system via Secure Shell without actually opening a new shell? - Answer️️ -ssh <user>@<host> <command> How do you generate a public key and private key file for SSH authentication? - Answer️️ -ssh-keygen How do you export a public key for SSH authentication on a different machine...

RHCSA Exam How do you Secure Shell into another system? - Answer- ssh <user>@<host> How do you execute commands on a remote system via Secure Shell without actually opening a new shell? - Answer- ssh <user>@<host> <command> How do you generate a public key and private key file for SSH authentication? - Answer- ssh-keygen How do you export a public key for SSH authentication on a different machine? - Answer- ssh-copy-id <user>@<host> How do...

RHCSA Exam Study Guide with Complete Solutions Repeat last command - Answer️️ -!! Repeat last argument in current command - Answer️️ -!$ Kernel log message command - Answer️️ -dmesg File usage - Answer️️ -du -hsx h - human, s - summarize, x - single fs Umount a busy drive - Answer️️ -kill -9 'lsof +D /mnt/cdrom' (list open files, +D=directory and contents) Compare file contents - Answer️️ -diff Search for all gzip files, not dirs - Answer️️ -find -type f -...

Rhcsa Exam Practice Questions and Answers (100% Pass) In which language is Linux written? What does the language have to do with the success of Linux? - Answer️️ -More than 95 percent of the Linux operating system is written in the C programming language, and C is portable because it is written in a higher-level, machine-independent language. (The C compiler is written in C.)Because Linux is portable, it can be adapted (ported) to different machines and can meet special requirements....

RHCSA Exam Practice Questions and Answers (100% Pass) Set cronjob for user natasha (student) to do /bin/echo hiya at 14:23 - Answer️️ -# crontab -e -u natasha 23 14 * * * /bin/echo hiya SELinux must be running in the Enforcing mode - Answer️️ -# cat /etc/selinux/config # setenforce 1 # vim /etc/selinux/config ## selinux=enforcing sestatus 1. A YUM repository has been provided at your system to use this location as a default repository. - Answer️️ -'cd /etc/.d/' 'touc...

RHCSA Exam Study Guide with Complete Solutions commands/process to reset root password - Answer️️ -on boot: select most recent kernel `e` to edit goto line with linux16, add `` to end of line `ctrl+x` to continue boot to rd rescue mode remount /sysroot as readable (defaults to read only in rd rescue mode): `mount -o remount,rw /sysroot` load the target env with: `chroot /sysroot` reset the password with: `passwd root` fix selinux context with (instructs selinux to perform full re...

RHCSA Exam Questions and Answers correct How do you Secure Shell into another system? ssh <user>@<host> How do you execute commands on a remote system via Secure Shell without actually opening a new shell? ssh <user>@<host> <command> How do you generate a public key and private key file for SSH authentication? ssh-keygen How do you export a public key for SSH authentication on a different machine? ssh-copy-id <user>@<host> ...

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