Linux/Ubuntu

homework 05 In the data file employeesdat we have employee records with the following fields of information (ID, FN, LN, D, #) where ID: Employee identification number FN: Employee first name LN: Employee last name D: Department #1 Office number Write a shell script for processing employees.dat in such a way that we get the list of records (ID, FN, LN) and the total number of employees in the standard output as well as the file employees by office dat that contains employee records with the following fields of information , ID F L D Records in the file employees-by-office.dat must be sorted by the key #, and fields are separated by the symbol s