What type of questions are asked in Linux interview?
A list of top frequently asked Linux interview questions and answers are given below.
- 1) What is Linux?
- 2) What is the difference between UNIX and Linux?
- 3) What is Linux Kernel?
- 4) Is it legal to edit Linux Kernel?
- 5) What is LILO?
- 6) What is the advantage of open source?
- 7) What are the basic components of Linux?
How do I troubleshoot Linux?
How to troubleshoot network connectivity with Linux server
- Check your network configuration.
- Check the network configuration file.
- Check the servers DNS records.
- Test the connection both ways.
- Find out where the connection fails.
- Firewall settings.
- Host status information.
What is daemon in Linux?
A daemon is a service process that runs in the background and supervises the system or provides functionality to other processes. Traditionally, daemons are implemented following a scheme originating in SysV Unix.
How do I check network errors in Linux?
Linux provides many command-line tools to help sysadmins manage, configure, and troubleshoot network settings….The ip command
- link or l – controls the status of network devices.
- address or a – manipulates IP addresses on devices.
- route or r – handles routing table entries.
- neighbor or n – controls ARP table entries.
What top command shows Linux?
The top (table of processes) command shows a real-time view of running processes in Linux and displays kernel-managed tasks. The command also provides a system information summary that shows resource utilization, including CPU and memory usage. In this tutorial, you will learn to use the top command in Linux.
What is Systemctl in Linux?
Systemctl is a Linux command-line utility used to control and manage systemd and services. You can think of Systemctl as a control interface for Systemd init service, allowing you to communicate with systemd and perform operations. Systemctl is a successor of Init.