Linux scripts or the executable program need to change the privilege before they could be run. Use example explain how the chmod command works and the functions of the three numbers in chmod argument.

Linux scripts or the executable program need to change the privilege before they could be run. Use example explain how the chmod command works and the functions of the three numbers in chmod argument.

LINUX+ AND LPIC-1 GDE.TO LINUX CERTIF.

5th Edition

ISBN:9781337569798

Author:ECKERT

Publisher:ECKERT

Chapter7: Working With The Bash Shell

Section: Chapter Questions

Problem 5DE

See similar textbooks

Related questions

Q: The principle known as in access control means that each user should be given only the minimal…

A: The answer is given in the below step

Q: You have modified the /etc/aliases file to include a new e-mail alias. However, when yousend e-mail…

A: Modifying the alias file After the modification to the file, then the command for new alterations…

Q: When the shell launches a new process to execute a command, how does it assess whether or not a file…

A: INTRODUCTION: The access permissions associated with a file aid in determining whether or not the…

Q: A soft link, which is also known as a symbolic link, may be seen by using the ls -l command and…

A: Here is the solution :

Q: What is the repquota command in Linux used for? Explain. How is this different from the quota…

A: Please find the answer to the above questions below:

Q: An administrator has gotten a call suggesting that following a password update, some users are…

A: Answer:

Q: Consider the following access rights of file run.sh -rw-r-r- 1 luk dev 5 May 7 15:08 run.sh 1.…

A: Dear Student, The first digit in the 3digit numeral is to give permission to the file owner, the…

Q: Look the following code and describe the difference between commands "read -p" and "read -s -p"…

A: The given code after proper indentation is...

Q: The alias command can be used to make a shortcut to a single command. True orFalse?

A: The alias Command: The aliases are shortcuts for the commands that are stored in special…

Q: 11. What is one troubleshooting method of using the suspend option while stepping through a script?

A: Answer 11 At the point when the code has been suspended, it should be executed physically from the…

Q: $ ls -l foo --Wx-w---x 1 uli101 users 813 Sep 13 20:30 foo What command line using octal method sets…

A: chmod Command: It is possible to modify a file's permissions using the chmod command. Changes to a…

Q: In Linux, what is the purpose of the repquota command? Explain. What makes this command distinct…

Q: What exactly is the meaning of the term "reverse shell"? What is the very first thing that an…

A: Start: A reverse shell is a form of session used by cyber criminals to establish communication…

Q: present a permissions number in the command chmod--filen.exe such that user ="rwx"'group=rx'others…

A: Chmod: it is command used to change the access permissions of file system objects. Here is the…

Q: Write a bash shell script to print the number of command line arguments and list of command line…

A: According to the question A shell script is a computer program designed to run the shell of Unix, a…

Q: Iba is modifying the basic NTFS permissions for a folder. She wants to enable the permission that is…

A: This mcq is based on NTFS permissions.

Q: In your own words, Explain why Driving is a privilege and not a right. Write in 200 words.

A: The Answer for the given question is in step-2.

Q: In MS Access, which kind of values will be accepted by the databasethrough input…

A: An input mask in MS-Access contain 3 fields.These fields are separated by semi-colonFirst field…

Q: Explain what these commands do: a) mkdir -p dir1/dir2 b) head filename c) tail filename d) chmod…

A: a) mkdir -p dir1/dir2 -p will create the parent directory as necessary. if dir1 or dir2 doesn't exit…

Q: What is the difference between using +/-versus = when setting file permissions? Is there any benefit…

Q: After typing the command umask 731, what will the permissions on all new created files be

A: Umask, or the user file-creation mode is a Linux command that is used to assign the default file…

Q: What parameter can be used to bypass the below confirmation prompt?

A: To remove a user from a group, use the Remove-ADGroupMember cmdlet with the name of theuser and…

Q: 3. Salts are typically stored in plaintext with the user's username and password hash (e.g., the…

A: Your question is about how is salt hashing is secure. I have explained that below:

Q: What is a reverse shell defined as? What does an attacker do right away when they get a shell prompt…

A: A reverse shell is also known as a remote shell or connect-back shell.

Q: In Linux, what is the purpose of the repquota command? Explain. What makes this command distinct…

A: Linux is of the open-source operating system, many users prefer this. It has several commands to run…

Q: In Unix Write down the related commands in the order the following steps: Step 1. Under your home…

A: Aim : Write the commands for given operations in Unix /Linux Solution: Step 1. Under your home…

Q: another user called "ahmad" can execute "cd Ireports" command successfully

A: Since any user can move to any directory, Since user is not modifying the file or reading the…

Q: Which of the following mechanisms is responsible for setting the correct access rights and…

A: Given: Which of the following mechanisms is responsible for setting the correct access rights and…

Q: The application should support integrity verification. That is, your client and server will…

A: Find a code implementation below!

Q: administrator has gotten a call suggesting that following a password update, some users are…

A: Domain Controller: Domain controller is a server computer on Microsoft servers. The purpose of…

Q: using Linux/Unix, please Suppose that you want to block everyone (except you) at the main door…

A: Actually, given information: Suppose that you want to block everyone (except you) at the main door…

Q: What are the two ways that the Substitute User identity command can be invoked? Give one example…

A: According to the question we need to answer what are the two ways that the Substitute User identity…

Q: Which file contains full and incremental back-up information for use with the dump/restore…

A: File containing full and incremental back up information The /etc/dumpdates contains tracking of…

Q: Which of the following UNIX command can be used in symbolic mode to grant the following permissions…

A: r = read w =write x =executer - sign indicates that particular permission has been removed b…

Q: The minimum permissions you need to re O rwx on dir1, rwx on f1 O rwx on dir1, none on f1 Ox on…

A: The minimum permissions you need to read a file f1 in directory dir1 are:

Q: configured as follows: IT (config)#enable secret cisco IT(config)#line con 0…

A: in below we take changes and correct command

Q: What will happen if one create a new user,generate a home/user/.ssh/authorised_keys file, and then…

A: Please find the answer and explanation in the following steps.

Q: When a shell creates a new process to execute a command, how does it know that file is executable?…

A: The access permission of a file helps to distinguish that file is executable or not. There are three…

Q: Which one of the following commands can be used to secure the privilege exec mode by using the…

A: Which of the following commands can be used to secure the privilege exec mode by using the plaintext…

Q: What would be the "chmod" command to set the permissions on a file such that the owner had full…

A: To change file and directory permissions, use the command chmod (change mode). The owner of a file…

Q: Identify the privileged command and provide a list of its parameters.

A: The answer is given below:--

Q: In what situation will the hash values be shown differently? Using necessary tools .in Kali Linux,…

A: While doing programming in any programming language, you need to use various variables to store…

Q: What is the difference between using +/- versus = when setting file permissions? Is there any…

A: what is the difference between using +/- versus = when setting file permissions? Is I /- too set…

Q: What is the difference between using +/- versus = when setting file permissions? Is there any…

Q: In DAC a user is granted permissions to a resource by being placed on an access control list (ACL)?…

A: Answer: In DAC a user is granted permissions to a resource by being placed on an access control list…

Q: Write a BASH script that extracts the name and its version from the following naming format:…

A: We need to write a bash script that extracts the name and its version from the following naming…

Q: What is the definition of a reverse shell? When an attacker receives a shell prompt from a remote…

A: let's see the correct answer of the question

Q: With chmod, you may modify the permissions of a subset of users, add the group's execution bit, and…

A: chmod: This command is used to change the access permissions of a file. Syntax: chmod…

Q: How the concept of least privilege is used differently in UNIX/Linux and Windows operating systems.

A: Introduction: Privileges are the authorization of computer resources that only the users who have…

Concept explainers

Linux

An operating system (OS) is the software which manages hardware and resources, like CPU, storage and memory. The OS bridges the applications and hardware and makes the connections between all of your software and the hardware resources.

Question

100%

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions

In UNIX, What is the difference between using +/- versus = when setting file permissions? Is there any benefit of using = instead of +/- to set permissions?
In Linux: Describe the commands chmod, chown and chgrp with examples. What are permission numbers?
Consider the file scriptfile with the following permissions: rwxr-xr—- Who can run each of the following? (Use y for yes or n for no) USER GROUP OTHER $ source scriptfile $ scriptfile $ echo date >> scriptfile
Describe how the idea of least privilege is applied differently in UNIX/Linux and Windows.
Write down a Unix command that will change security permissions on a file named file1.txt so that the owner ofthe file cannotchange the contents of the file.
Can someone show me a NTFS permission screenshot of what this would be? The “FWC-EMPLOYEES” folder/directory is available to all FWC employees to place additional data (files/folders), but NO OTHER EMPLOYEE (other than sys admins!) should be able to modify, edit, delete, etc. ANY data they did NOT PUT INTO THIS FOLDER.
We can use this parameter from the Start-Job cmdlet to create and start a standard background job that runs a script without opening the script itself. Group of answer choices -Name -Job -FilePath -DefinitionName
Given the following ls -l output: drw-r-xr-x. 2 root accounting_grp 4096 Jan 28 19:0 accounting/ What is the access permission for the ‘accounting’ folder (directory)? Write the command to change the access permission of the accounting folder (directory), so that the owner can read and execute, and the group and everybody else (world) can only read the file.
Explain what these commands do: a) mkdir -p dir1/dir2 b) head filename c) tail filename d) chmod +w *.py e) grep -n ‘^[D-H]’ filename f) rm -rf dir1 How likely would you use the -f flag with the rm utility in the last command? Is it a safe way to manipulate directories?
You have modified the /etc/aliases file to include a new e-mail alias. However, when yousend e-mail to the alias, it can not be delivered. What should you do?a. Add the line to the /etc/aliases.db file instead.b. Run the newaliases command.c. Restart the Postfix daemon.d. Log out of the system and then log back into the system and resend the e-mail.
When a shell creates a new process to execute a command, how does itknow that file is executable? If it is executable, how does it distinguishbetween a shell script and a file produced by a compilation? What is correctsequence for checking the above cases?
Describe how the principle of least privilege is put into practise in the UNIX/Linux operating system as well as in the Windows operating system.