determine the output of the following command: echo ${new:-variable}


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Shell Script Interview Questions

Write a shell script that adds two numbers if provided as the command line argument and if the two numbers are not entered throws an error message.

0 Answers  


If one dont know how to create a script then how he/she can use the QTP?

1 Answers  


What are the advantages of shell script?

0 Answers  


Is shell scripting difficult?

0 Answers  


on “sed” command EmpData(Sample Database) 1122|j.b. saxena |g.m. |account |12/12/52|6000 2233|n.k. gupta |d.g.m |sales |31/12/40|9000 4545|anil agarwal |director |account |06/07/47|7500 5656|lalit choudhury |executive|marketing|07/09/50|5000 1265|chanchal singhvi|g.m. |admin |12/09/63|6000 0110|shyam saksena |chairman |marketing|12/12/43|8000 5566|jai sharma |director |account |23/12/89|7000 7733|jayant |d.g.m |sales |29/02/70|6000 1. From the above database substitute the delimiter of first 3 lines with “ : “ 2. From the above database substitute the delimiter with “ : ” 3. Insert the string “ XYZ Employees” in the first line. 4. Store the lines pertaining to the directors, d.g.m and g.m into three separate files. 5. Using address store first 4 lines into a file Empupdate. 6. Find the pattern “account” in the database and replaces that with “accounts”. 7. Select those lines which do not have a pattern “g.m”. 8. Insert a blank line after every line in the database.

0 Answers  


How to find all the files modified in less than 3 days and save the record in a text file?

0 Answers  


how to read systems current date and time

4 Answers  


I want to read all input to the command from file1 direct all output to file2 and error to file 3, how can I achieve this?

1 Answers  


Can we run shell script in windows?

0 Answers  


How do I run a powershell script?

0 Answers  


How will you schedule a job that will run every month last day?(some months have 30 days,some 31 days,28,29 days)

1 Answers   NTT Data, TCS,


What can you do with powershell?

0 Answers  


Categories