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What is the difference between bash and shell?
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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.
what is the meaning of First line of shell script ,what is meaning of #! pleas explain brifly
how to get part of string variable with echo command only?
What is the use of "test" command?
What are the different methods available to run a shell script?
What lives in a shell?
Why is used in shell scripting?
What is the difference between grep and egrep?
How to redirect both standard output and standard error to the same location?
When you login to a c shell, which script would be run first?
How would you compare the strings in a shell script?
Why we are writting shell scripts? Plz if possible explain it briefly.
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