Answers

This file contains the answers to selected exercises. (I've omitted the trival ones.)

Getting help

Exercise

Use the information system to find information about using the info command. Find out how to search the information system for specific keywords.

Answer

The search key is s or /.

Redirection

Pipes

Exercise

Using grep and sort, display all lines of dogbreeds.txt containing the letter “o”, and sort the result alphabetically.

Answer

$ grep o dogbreeds.txt | sort