Write Linux bash Shell Script, which will ask and display all information required to Student admission in Engineering and Sciences University. WEEK 3- Use following variables to write your CV in Linux bash script. Variable Script Output $0 $n $# $* $@ $? $$ $!
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Write Linux bash Shell Script, which will ask and display all information required to Student admission in Engineering and Sciences University.
WEEK 3-
Use following variables to write your CV in Linux bash script.
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Variable |
Script |
Output |
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$0 |
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$n |
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$# |
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$* |
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$@ |
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$? |
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$$ |
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$! |
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- We will use the file classlist.txt. Note that it contains a list of usernames. 3. Write a script called finduser that is to be called as follows, where classlist is the name of the classlist file, and username is a particular student's username, either first name or last time. ./finduser classlist username The script should check that the correct number of arguments was received and print an error message if not, check whether the classlist file exists and print an error message if not, print the line of the given username in the classlist file If you have not been doing so all along, you should now add some comments to your script and thoroughly test it! 4. Write the script into your lab report.Bash Shell Scripting – Misc. Commands Create a bash script ~/test4.sh with any text editor. Write a bash script that does the following: echo "File Name: $0" echo "First Parameter : $1" echo "Second Parameter : $2" echo "Quoted Values: $@" echo "Quoted Values: $*" echo "Total Number of Parameters : $#" Take a screenshot of the console output. Run your scripts after doing a chmod 777 on the script. Open a terminal window and run the following commands: which gcc man gccLinux commands: In this part of the lab, you will run Linux commands, capture their output in a format that shows the command and its results in an easy way (command-> new line-> output - > new line-> new line-> command, .... etc). In your output file, make sure to print out the name of your user account and todays date. It should look something like this "My Student Account is " , "Todays Date is ". Can someone please help with this ?
- Questions: Answer the below questions inside the script itself. How is a comment written in a script? 2.What is a self-documenting variable or argument? Give an example. Application: Write a skeleton script titled: skeleton.sh. Include the following in the script: The shebang to BASH Comments that include: The name of the script file Name of the original author Date written Date last modified Purpose Brief description of the implementation of the script Save the script in your bin directory.Lastly: Upload a copy of the script file.Book reference: Windows PowerShell Step by Step 3rd Edition - Ed WilsonChapter 11 10. What is the use of the “Where” parameter in Select-Object? Eg: $ $Query = "Select Name from Win32_Share where name = 'C$'" 11. What are some benefits of declaring a variable for a filter parameter? Eg $Filter = "name='c$'"Assuming you have created already created a MySQL database named "database_name" with a table named "users" that has columns for "username", "password", and "email". And that you have also created a login system that sets the "username" session variable when a user logs in.Write a simple PHP code that makes use of sessions, mysql insert, update, and delete. The code should first start with a session using session_start(). It should then connect to a MySQL database using mysqli_connect(). It inserts a new record into the users table using mysqli_query() and an SQL INSERT statement. It updates an existing record in the users table using mysqli_query() and an SQL UPDATE statement. It deletes a record from the users table using mysqli_query() and an SQL DELETE statement. It sets a session variable using $_SESSION["username"] and displays it using echo. Finally, it closes the MySQL connection using mysqli_close()
- # file name: w07_markus.py## Complete the following steps:# (1) Complete the following function according to its docstring.# (2) Save your file after you make changes, and then run the file by# clicking on the green Run button in Wing101. This will let you call your# modified function in the Python shell. An asterisk * on the Wing101# w07_markus.py tab indicates that modifications have NOT been saved.# (3) Test your function in the Wing101 shell by evaluating the examples from# the docstring and confirming that the correct result is displayed.# (4) Test your function using different function arguments.# (5) When you are convinced that your function is correct, submit your# modified file to MarkUs. You can find instructions on submitting a file# to MarkUs in Week *2* Perform -> Accessing Part 2 of the# Week 2 Perform (For Credit) on PCRS.# (6) Verify you have submitted the right file to MarkUs by downloading it# and checking that the…The following shell script adds entries to a file named journal-file in your home directory. This script helps you keep track of phone conversations and meetings. $ cat journal # journal: add journal entries to the file # $HOME/journal-file file=$HOME/journal-file date >> $file echo -n "Enter name of person or group: " read name echo "$name" >> $file echo >> $file cat >> $file echo "----------------------------------------------------" >> $file echo >> $file What do you have to do to the script to be able to execute it? Why does the script use the read builtin the first time it accepts input from the terminal and the cat utility the second time?Given s='<span class="viewcount">/acct /1,696,807 /name/</span>' write a Bash command to extract the numbers without commas. Your command must work for 1 any number of numbers and commas. Answers based on fixed nubmer ofnumbers and com- mas . Write a grep statement to match lines such as below using two backreferences. Mr abc came home to Mrs abc and visit Mr xyz and Mrs xyz to discuss backreferences
- ***Please Answer with code*** Your goal is to create a PHP driven website for selling Computer Science textbooks. Your site MUST include the following: 1. An Index page which includes menus for different subjects (Networking, programming, security). 2. Each subject page must allow the user to select and order more than one book at a time. When the user has selected the book, they should be requested to enter their student id number to reserve the book. They can also select a check box, which "charges their account on file" for the book. This also allows them to have curb side pickup. If the user does not check the box, the site will let them know the book will be on reserve for them to pick up for the next 24 hours. Once the time expires the book will be returend to the shelve. 3. All information entered by the user must be verified. Check for: correct type (numbers/strings), missing information, invalid format (such as invalid student id format). An error message must display allowing…Select the best answers. The following are all cmdlet/alias/function for viewing the help files of cmdlets, except: Group of answer choices MAN Get-Help Help All of the aboveUSE THE SIMPLE PYTHON CODE PLEASE The username code. The company can choose the specific criteria for the username. The criteria is as follows: a minimum length, a minimum number of capital letters, and a minimum number of special characters. Special charters are [$, #, ^, %, . etc]. You will turn in three .py files. The first file called main.py contains your main interface. The second file called functions.py contains all the functions your main code. The third file called parameters.py contains the parameters of the code: the special character list, the minimum length, the minimum number of special characters, the minimum number of capital letters, and the number of tries the user gets to input user name. Your code operates as follows. Display the criteria for the username. Prompt the user to input a username. If the username does not meet criteria, tell the user why and re prompt to enter in a username. Repeat until you reach the maximum number of tries allowed.
