Shell Script Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Shell Script Interview Questions

Questions Answers Views Company eMail

What is the use of "$?" Sign in shell script?

1213

What is the syntax of while loop in shell scripting?

1088

What are the different commands available to check the disk usage?

1052

How to open a read-only file in the shell?

1174

What is a shell script? Can you name some of its advantages?

1124

How do you create a shortcut in linux?

1255

Suppose you execute a command using exec, what will be the status of your current process in the shell?

1112

What makes c shell a more preferable option than the bourne shell?

1017

How to print all the arguments provided to the script?

992

Tell something about the super block in shell scripting?

1078

Write a shell script to get current date, time, user name and current working directory.

1128

Determine the output of the following command: [ -z “” ] && echo 0 || echo 1

1029

Print a given number, in reverse order using a shell script such that the input is provided using command line argument only.

1207

How to get the first line from a file using just the terminal?

1173

How to use arguments in a script?

1155

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Un-Answered Questions { Shell Script }

How do I run a .sh file on mac?

1247

What is shell environment?

1040

What is bash command used for?

1109

How to calculate the number of passed arguments?

1162

what is tickets $ what low,medium,high priorite pls define time also

2210

Is shell and terminal the same?

1107

How to redirect both standard output and standard error to the same location?

1199

Shifting positional parameter in Linux fedora core ? Hi I have written following shell script for display value of positional. But in 11th and 12 field will display without shifting command. May I know is it advance of Linux of programming code error? #!/usr/bin/bash echo "Bellow is the out of ps command" echo "`ps`" echo "The passing Parameter i.e output of \$1,2... value is:==> $11 " echo "Total number of passed argument \$# is:==> $#" echo "Passed argument names (\$*) are:==>$*" echo "This script PID(\$$) is :=>$$" echo "The name of executing script(\$0) is :==>$0" echo "The Parent ID of this script(\$PPID) is:==>$PPID" And my input to this script is ./scriptname arg1 arg2 arg3 arg4 arg5 arg6 arg7 arg8 arg9 arg10 arg11 arg12 Output Is Bellow is the out of ps command PID TTY TIME CMD 2892 pts/0 00:00:00 bash 3172 pts/0 00:00:00 positional_para 3173 pts/0 00:00:00 ps The passing Parameter i.e output of $1,2... value is:==> arg11 Total number of passed argument $# is:==> 13 Passed argument names ($*) are:==>arg1 arg2 arg3 arg4 arg5 arg6 arg7 arg8 arg9 arg10 arg11 arg12 arg13 This script PID($$) is :=>3172 The name of executing script($0) is :==>./positional_parameter The Parent ID of this script($PPID) is:==>2892 After the ps output please see the next line I.e $11 value comes out without shifting the parameter. How is it give me my friends

2245

What is the command to find out today's date?

1189

What is bash eval?

1055

How do I start a shell script?

1281

What is an sh file?

984

What is the purpose of scripting?

1156

What is the best shell scripting language?

1062

What is awk in shell script?

1271

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