August 27, 2015 Course Assignment (practice) Schedule

Source: Internet
Author: User
Tags egrep

First, homework (exercise) content:

1. Summarize the use of the commands involved in this course and show the relevant examples;

2. Summarize basic regular expressions and extended regular expressions

3. Display the lines in the/etc/passwd file that end with bash

4. Display the two-digit or three-digit number in the/etc/passwd file

5. Display lines with ' LISTEN ' followed by 0, one or more whitespace characters in the ' Netstat-tan ' command result

6. Add user bash, Testbash, basher, and Nologin user (Nologin user's shell is/sbin/nologin), then find the same line in the/etc/passwd file as the user name and its shell name

7. Display the default shell and UID of root, CentOS, or User1 user on the current system (please create these users beforehand, if not present)

8, find a word in the/etc/rc.d/init.d/functions file (the middle of the word can be underlined) followed by a set of parentheses line

9, use echo to output a path, and then egrep find its path base name; Further use Egrep to remove its directory name

10. Find the number between 1-255 in the result of ifconfig command execution

Second, completion time:

September 3, 2015 before class.

Third, the way of submission:

Please submit your job's post link address in the form of a comment blog. Formats such as:

Zhang San

August 27, 2015 Course Assignment (practice) Schedule

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.