” which grants you the ability to wield commands with elevated system privileges. This command serves as your key to unlock administrative access, enabling you to execute a multitude of tasks. However, before unleashing its power, sudo kindly requests your password as a security measure, ensuring...
Use ping and traceroute to check network paths. Check for interface errors and dropped packets using ifconfig or ip commands. Use tcpdump or wireshark to capture and analyze network traffic. 10. Common performance analysis and diagnostic commands top, htop, vmstat, iostat, sar, strace, tcpdump...
We are going to see how to troubleshoot issues interraform(Alternate Ansible)script which will create VPC in AWS. In my script the file name is main.tf and we need to execute “terraform init, terraform validate, terraform apply” commands one by one. terraform init: It will initialize the...
Key highlights of Red Hat Enterprise Linux 5.7 include: support for new hardware delivered in 2011, including Intel, AMD, POWER and IBM System z; encompasses processors, chipsets and new drivers for storage, networking, and graphics; introducing Subscription Manager to Red Hat Enterprise Linux 5 ...
• New Network Commands • Script to Delete Old Files • Difference Between CentOS/Redhat 5, 6 and 7 Here is the testimonial from my students: To all of you that are looking for a REALLY GOOD LINUX course, THIS IS IT, SERIOUSLY I promise you won't find a course on LINUX here ...
Module 7 – Networking, Servers and System Updates Enabling internet in Linux VM Network Components Network files and commands(ping, ifconfig, netstat, tcpdump, networking config files) NIC Information(ethtool) NIC or Port Bonding Downloading Files or Apps (wget) ...
Which of the following commands can be used to back up files in case of system failure, supports long filenames, and can also back up device files?Select one:a. cpiob. diskdupc. sysbackupd. bkup a. cpio Which of the following is not a valid compression file extension for the Linux...
Please note that here I am usingrootuser to run all the below commands.You can use any user withsudoaccess to run all these commands. For more information Please checkStep by Step: How to Add User to Sudoersto providesudoaccess to User. ...
[⬆] Networking Questions:What is localhost and why would ping localhost fail? What is the similarity between "ping" & "traceroute" ? How is traceroute able to find the hops. What is the command used to show all open ports and/or socket connections on a machine? Is 300.168.0.123 a ...
A collection of linux sysadmin/devops interview questions. Feel free to contribute via pull requests, issues or email messages. Table of Contents Contributors General Questions Simple Linux Questions Medium Linux Questions Hard Linux Questions Expert Linux Questions Networking Questions MySQL Questions DevO...