Linux Interview Question

File required to modify for setting up kernel parameters permanent. Ans > /etc/sysctl.conf

Chage Command

GEEKS !! Here comes a small hack with date command and its excellent in applying password aging policies with chage command. Suppose you had been asked to enforce a account expiration date for a… Continue reading →

Linux Interview Question

Command to see default kernel image in RHEL? ANS> grubby –default-kernel

Online Training-RHCSS

Recording of a real online training for RHCSS-EX333. View the whole video and learn. It will help you gain confidence in our online training http://www.anymeeting.com/networknuts/EE58D881854D  

Feedback Network NUTS

I would like to share my experience with Network Nuts. My name is Vijay Singh Gosai. I have recently got a job offer from HCL (Healthcare Division) as an Executive-IT. I have total… Continue reading →

Linux Interview Question – uid #4

What commands can be used to gather detailed information about your hardware and system information on your Linux machine? ANS- dmidecode and sysreport

Linux Interview Question – uid#3

What is inode number? An inode is a data structure on a traditional Unix-style file system such as UFS or ext3 / ext4. An inode stores basic information about a regular file, directory, or… Continue reading →

senior@127.0.0.1-November, 2013

A must see video.

linux-interview-question-2

Q > Which file defines the attributes like uid, password expiry, home dir creation or not while adding user account? Ans>  /etc/login.defs

Linux Kernel Numbering

How do Linux Versions Work? At any given time, there are several “stable” versions of Linux, and one “development” version. Linux kernel numbering convention. Each version has three numbers, i.e., X.Y.Z. The “X”… Continue reading →