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 syntax of "grep" command?

4 20861

What is egrep?

2 6859

What are the additional egrep symbols?

2 6240

What is the use of "test" command?

2 7056

Create a bash shell script that removes all files whose names end with a "~" from your home directory and subdirectories. Name this script "cleanup.sh"

6 15235

Create a bash shell script to sort and then uniq the file from the command line & store it to a new file and output the results to the screen. Name this script "sortAndUniq.sh"

5 11149

What is the syntax of "expr" command?

2 19436

In shell scripting if text is surrounded by single quotes what does it denotes?

3 8726

How to group the commands in shell scripting?

Polaris,

2 10935

What is the use of script interpreter in shell scripting?

3 7561

How to enable the shell to know what program should be run to interpret the script?

3 7313

give me some website where i can get unix and testing meterials

1 3663

how to create purchase order

2 5036

how to delete all the files with extension .dat rom a directory tree from root to third level in a single unix command?

4 9617

How do you print the output the same string which is typed in command line. how do you write the shell script or command for this. if i entered "Hello" in command line, it should print 'Hello', if i say "Hello Welcome", i should get the "Hello Welcome" as output.?

IBM, Symphony,

3 10790

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Un-Answered Questions { Shell Script }

What is a file basename?

1038

I have to write Shells (Linux + Unix)for publishing packages and reports. Is it possible ? What are the differents executable programs ineed to call ?

2162

‎What is a shell? · ‎Types of shell · ‎what is shell scripting?

975

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

2195

Why are shell scripts used?

1069

What is an inode block?

1044

What is meant by dos operating system?

1054

How to check if the previous command was run successfully?

1029

Is shell script a programming language?

1019

What is the crontab?

1073

What is shell terminal?

948

What is shift command in shell script?

1022

What does sh mean?

1046

What does $@ mean bash?

1157

What is a shell made of?

946

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