Shell Script Interview Questions
Questions Answers Views Company eMail

How to sort a result of Ls -l command based on columns. Ex. i want to sort 5th column from output of ls -l command.

TCS,

6 10844

madhar chod unix ke 10 commands dhang se likh nahi sakta hai

Cap Gemini,

2976

1.Write a script, which converts a number from binary to hexadecimal format or vice versa.

ADP,

1 4925

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

1760

What are the 4 basics of OOP?

Amazon, Infosys,

1 7591

Create a bash shell script that reads a line from the user consisting of 5 words and then prints them out in reverse order. Name this script "reverse.sh"

1 4434

Create a bash shell script that reads in a number from the user. If the number is 1, print out the date. If the number is 2, list the files in the current directory. If the number is 3, print out who is currently logged onto the system. If the number is anything else, print out an error message and exit. Name this script "various.sh"

4 5544

Hi, all Scripting professional. Q. I have written script1.sh and calling script2.sh in script1.sh file using bash shell as interpreter and my log in shell also bash shell.My code like Script1 #!/bin/bash echo "My script2 call" . script2.sh Here script2.sh file run successfully but when I have changed my interpreter bash to ksh like #!/bin/ksh Error are comming script2.sh command not found. Guid me how to call other script in our main script.

2 3313

In a file , how to retrieve the lines which are the multiples of 50 ? like 50,100,150th lines etc.

Amazon,

9 12353

if i have 2 files file1 and file2.... file1 contains 2 columns like b a 11 aa 12 as 13 ad 15 ag 11 ar 13 ah 15 ak file2 contains b c 10 ds 11 at 15 gh 15 jk 13 iu 11 fg 13 yy can any 1 give me the program to display in this way? a b c aa 11 at ar 11 fg ad 13 iu ah 13 yy ag 15 gh ak 15 jk

3 3835

Set up a Sev 2 alert when the Primary WA service fails. A windows batch script needs to be created that will monitor the WA service on the Primary and when the service stops/fails a Sev 2 TT is generated for a particular team ?

TCS,

1716

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

1721

Hi All, Is it possible to create one file name only space or space in file name in UNIX and we can able to run that on Unix?

Cap Gemini,

2 5812

how to search for vowels a,e,i,o,u appearing in the same sequence in a file

Amazon,

4 9259

What is the difference between running a script as ./scriptname.sh and sh scriptname.sh

1 6428


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Un-Answered Questions { Shell Script }

What does it mean to debug a script?

573


What happens on a system call?

562


Using set -A write a script to print the output of the ls command in 5 columns with two spaces between each column. Pretend that ls does not have multicolumn output.

2176


How do we delete all blank lines in a file?

577


What is shell environment?

548






What is path in shell script?

638


what is info area how many types?

2290


c program the catches the ctrl-c(SIGINT) Signal for the first time and prints a output rather and exit on pressing Ctrl-C again

5233


What does egrep mean?

574


Is shell a scripting language?

572


How do you create a shortcut in linux?

595


Give some situations where typing error can destroy a program?

724


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

671


shell script for reverse the string

919


Explain about sourcing commands?

640