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In this chapter, we will discuss in detail Printing and Email as the basic utilities of Unix. So far, we have tried to understand the Unix OS and the nature…

In this chapter, we will discuss about the Unix / Linux - Special Variables.In one of our previous chapters, we understood how to be careful when we use certain nonalphanumeric…

In this chapter, we will discuss in detail the Unix environment. An important Unix concept is the environment, which is defined by environment variables. Some are set by the system, others…

Unix / Linux - Signals and Traps, In this chapter, we will discuss in detail about Signals and Traps in Unix.Signals are software interrupts sent to a program to indicate…

In this chapter, we will discuss in detail file permission and access modes in Unix. File ownership is an important component of Unix that provides a secure method for storing…

In this chapter, we will discuss in detail directory management in Unix. A directory is a file the sole job of which is to store the file names and the…

In this topic we will discuss about Unix / Linux - System Logging.Unix systems have a very flexible and powerful logging system, which enables you to record almost anything you…

In this chapter, we will discuss in detail file management in Unix. All data in Unix is organized into files. All files are organized into directories. These directories are organized…

In this section we learnt about Unix / Linux - System Performance. We will introduce you to a few free tools that are available to monitor and manage performance on…

We will discuss in detail about how to create user administration in Unix/linux.There are three types of accounts on a Unix system − Root account This is also called superuser and would…