Mastering Python Scripting for System Administrators

Chapter 4, Automating Regular Administrative Activities

1. The readline() method reads one entire line from the file. A trailing newline character is kept in the string. If the size argument is present and non-negative, it is a maximum byte count including the trailing newline, and an incomplete line may be returned.
2. Reading: cat. Creating the new file : touch. Deletion of the file : rm. List the file in current directory: ls.
3. Following is the answer:

os.system(“shell_command”)subprocess.getstatusoutput(“shell_command”)

4. Following is the answer:

import configparser as configconfig.set(section, option, value)

5. Following is the answer:

       psutil, fabric, salt, asnible, buildbot, shinken

6. Following is the answer:

input() sys.stdin.readline() ...