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What is Shell Script? Bunch of commands in a computer program which is run by the Unix Shell by the command line interpreter is called as Shell script. A shell script usually has comments that describe the steps. The different operations performed by shell scripts are program execution, file manipulation and text printing. A wrapper is also a kind of shell script that creates the program environment, runs the program etc. Shell scripts are reduces the efforts required by the end use. Follow below steps to create a shell script: Create a file   using  a  vi  editor (or any other editor).  Name script file with  extension .sh Start  the script with  #! /bin/sh Write some code. Save the script file as filename.sh For  executing  the script type  bash filename.sh Why Shell Scripts? As being set of Linux commands, a shell script can be used to achieve one or more ta...

Testing only the front end will not suffice in providing the customers with the best experience, and hence backend testing becomes very important What is the Backend Testing? Backend testing provides a surety that your application works fine at the server side and it assures the quality of the database. The data which we enter at the GUI, is finally stored at the backend, using one of the many available databases like  MySQL ,  Oracle ,  SQL server  etc. Assuring that the data we enter is properly and timely stored and retrieved from the database is done by backend testing. Importance of Backend Testing Database and those Data Integrity is an important facet of software applications. Most of the applications are loaded with a huge size of data. If you have your own massive software, hence the backend testing becomes very vital for you. Assuring that data is properly stored and retrieved when required is very important to assure ...