Book Image

CentOS Quick Start Guide

By : Shiwang Kalkhanda
Book Image

CentOS Quick Start Guide

By: Shiwang Kalkhanda

Overview of this book

Linux kernel development has been the worlds largest collaborative project to date. With this practical guide, you will learn Linux through one of its most popular and stable distributions. This book will introduce you to essential Linux skills using CentOS 7. It describes how a Linux system is organized, and will introduce you to key command-line concepts you can practice on your own. It will guide you in performing basic system administration tasks and day-to-day operations in a Linux environment. You will learn core system administration skills for managing a system running CentOS 7 or a similar operating system, such as RHEL 7, Scientific Linux, and Oracle Linux. You will be able to perform installation, establish network connectivity and user and process management, modify file permissions, manage text files using the command line, and implement basic security administration after covering this book. By the end of this book, you will have a solid understanding of working with Linux using the command line.
Table of Contents (11 chapters)

Finding a file (locate and find commands)

If we can quickly find the files we are looking for, it will definitely make us happier Linux users. We can search any directory or multiple directories for a file in a Linux system as and when needed. CentOS 7 has two popular utilities that are used to search for files:

  • The locate command
  • The find command


This utility performs a search through a previously created database of files and directories available on our system. It matches all entries that contain a specified character string. This sometimes returns a very long list of matching results, which can be further filtered using the grep command, as shown in the following command line:

$ locate zip | grep bin
$ locate iproute2...