Determine the output of the following command: [ -z “” ] && echo 0 || echo 1
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Which scripting language is best for automation?
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.
What is the use of "test" command?
Why do we write bin bash in shell scripts?
What are the 4 basics of OOP?
A file has multiple records each having three 30-bit long fields(field1,field2,field3).There is also a lookup file,LOOK_UP.dat.Now, we need to consider only the last ten digits of field1 and lookup the file LOOK_UP.dat. If there a match then field2 and field3 should replaced with corresponding data from the lookup file. otherwise that particular record,for which there is no match, should be stored in a seperate file.
There is a record with fields namely name,roll no.,salary,grade etc.Now,write a script to create a file with multiple records have same combination of fields but with unique roll numbers.The script should work for different names in the input file.
What is bash used for?
what is tickets $ what low,medium,high priorite pls define time also
Which is better perl or shell scripting?
Explain about debugging?
What is shell and terminal?