Unix SUS2008 utilities

UID: ______ Name: ________________ ____________________ Date: October 28, 2012 Study Guide for Lab Quiz 3 CHAPTER 5 - 6 Chapter 5 Discovery Exercises 1. Use a command to find the instances in which the word “host” is used in the /etc directory. Answer: Type grep host /etc/* and press Enter. 2. What addition to the command you used in Exercise 1 can you use to slow the output to one screen at a time? Answer: Add a pipe and use more or less

System Level Scripting #2 This week’s critical thinking assignment explores the system-level scripting functionality of the Linux operating system. Documenting each step in the assignment will demonstrate how to use the awk and sed commands to display different sets of data from and file based on the commands used. The sed command will also be used to change the data within the test file. These steps will be discussed and illustrated with screenshots in the following paper. awk and sed After opening

1. You have just finished a 25-page paper that you have written using Emacs.The file containing the paper is called /assignments/data_sources. After your instructor has briefly looked at the paper, she recommends that you change all instances of the reference “data is” to “data are” before you submit it.Which of the following commands can you use to locate these references in the file for a quick assessment of how much you have to change? a. find - i 'data is' /assignments/data_sources b. test /assignments/data_sources

Guide to UNIX Using Linux Fourth Edition Chapter 5 Solutions Answers to the Chapter 5 Review Questions 1. You have just finished a 25-page paper that you have written using Emacs. The file containing the paper is called /assignments/data_sources. After your instructor has briefly looked at the paper, she recommends that you change all instances of the reference “data is” to “data are” before you submit it. Which of the following commands can you use to locate these references in the