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?

1093

What is the syntax of while loop in shell scripting?

967

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

919

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

1072

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

970

How do you create a shortcut in linux?

1117

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

1021

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

912

How to print all the arguments provided to the script?

908

Tell something about the super block in shell scripting?

972

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

1028

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

948

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

1111

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

1054

How to use arguments in a script?

1033

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Un-Answered Questions { Shell Script }

What is a boot block?

961

What is sed in shell script?

978

What is basename in shell script?

1009

Explain about gui scripting?

1040

i have 2 tables 4 colums table 1 respective values a1 6, a2 8,a3 9,a4 14 & table 2 respective values a1 6, a2 8, a3 9, a4 12. if compare 2 tables 3 colums values same then 4th column values 1)Qes diff >5 then (5 * diff value ) 2)Qes diff <5 the 5 3)Qes diff 5 then 5 print respective values..

2095

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

912

What are different types of shell?

876

What is shell environment?

915

Is it possible to substitute "ls" command in the place of "echo" command?

999

What are the four fundamental components of every file system on linux?

1619

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

2146

What is an inode block?

995

How do I read a .sh file?

1026

What is the syntax of "nested if statement" in shell scripting?

1039

Is shell script a programming language?

976

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