What are the permission of file01 after executing this command? chmod 777 file01 الاجابات rwxr--rwx rwxrwxr-- rwxr-xrwx rwxrwxrwx
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What are the permission of file01 after executing this command?
chmod 777 file01
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- $ Is-I total 4 -rw-rw-r-- 1 student student 138 Jun 8 13:15 foo.txt Which command would change the permissions of the above file foo.txt to rw-------? chmod o-rw foo.txt chmod og-rw foo.txt chmod a-rw sample.txt chmod u-rw foo.txtAfter executing the following command "chmod 671 file", what happens to the permission setting of file? O a. The owner of the file has the read and write permission; the group has the read, write and execute permission; the rest of the users have the execute permission O b. The owner of the file has the read and execute permission; the group has the write and execute permission; the rest of the users have the write permission O c. The owner of the file has the read and write permission; the group has the write and execute permission; the rest of the users have the read permission O d. The owner of the file has the 6 permission; the group has the 7 permission; the rest of the users have the 1 permissionAfter typing the ls –F command, you see the following line in the output:-rw-r-xr- - 1 user1 root 0 Apr 29 15:40 file1What does this mean?a. User1 has read and write, members of the root group have read and execute, and allothers have read permissions to the file.b. Members of the root group have read and write, user1 has read and execute, and allothers have read permissions to the file.c. All users have read and write, members of the root group have read and execute,and user1 has read permissions to the file.d. User1 has read and write, all others have read and execute, and members of theroot group have read permissions to the file.
- After typing the ls –F command, you see the following line in the output: -rw-r-xr- - 1 user1 root 0 Apr 29 15:40 file1What does this mean?* a. User1 has read and write, members of the root group have read and execute, and all others have read permissions to the file. b. Members of the root group have read and write, user1 has read and execute, and all others have read permissions to the file. c. All users have read and write, members of the root group have read and execute, and user1 has read permissions to the file. d. User1 has read and write, all others have read and execute, and members of the root group have read permissions to the file.السؤال What does the following command do? $ chmod ugo -w file01.txt الاجابات remove write permission to users, group and others remove write permission to the user (owner) only assign write permission to group and others assign write permission to users, group and othersThe mode portion of the command format is made up of the following parts: Category of users you are working with: u = user, g = group, o = other or a = all Permissions: r = read, w = write or x = execute Assume the file, pfile1, has the following permissions, r----x-w-. Use symbolic mode to change the permissions to rwxrw-r--.
- Use file permissions along with the chown, chmod, and chgrp commands to create a couple of folders: Create a directory (mkdir command) inside your home directory and set the permissions using the symbolic mode of chmod. The directory should be named dir1 and both you and the group cs260 should be able get into the directory and read from files. Only you should be able to write to the directory and no one other than you and the cs260 group should be able to access these files in any way. Create a file in this directory and put your name in it. Log in as Tess or Jessie and show that you can see the contents of the file. Save screenshots of both your commands to set up the folder, a listing of your home directory that shows the folder’s permissions, and you logged in as jesse/tess along with the contents of the file printed out on the screen (use vi or cat for this) Create a directory inside your home directory that both you and the cs260 group have full permissions on. No one else…5. The file simple has a permissions field of rwxr--r--. What command removes w from the user and adds x to group and other? 6. Given that contact-info has the following data. $ cat contact-info 555-1111 1J333 555-2222 2F328 555-3333 1J322 Barker-Plummer, D dbp Etchemendy, J etch Liu, A a-liu Write a single Unix command to save the following field to a file called sortedcontactThis was mostly correct but there's an issue. The passwords underlined in red is supposed to be one password, not two separate passwords
- ؤال Which command is used for displaying contents of a file? الاجابات cp rm mkdir catIn this assignment, your task is to create a bash script file 'assignment3.sh'. Assume a user runs assignment3.sh with one argument, referred as 'x' throughout the assignment. The script must: 1) Create three user accounts. The usernames must auto-generated by the script. 2) Create another user 'auis_test' and make it part of the group 'ite306'. 3) Set the password for each of newly created user to be equal to the argument 'x', that is passed when a user calls assignment3.sh. This password must expire two weeks' time. 4) Print the number of processes launched by the user created in Step 2. 5) Move all files with the .config extension to the home directory of each user created in Step 1. 6) Adjust Ubuntu such that only the three users created in Step 1 can execute the command 'firefox'. 7) Ask the user to enter a welcome message. Then, execute necessary bash commands to print this custom message automatically whenever each user created in Step 1 logins to the system.Create a new script and name it texas_right.sh . Your script should do the following: 1- Create and then enter a folder called texas37 in your home directory. 2- Create two folders called input and output 3- Create a script to loop from 1 to 100. 4- On each iteration of the loop create a file that: a. Has a filename that indicates the value of the loop iteration. hint: give each file name a structured format i.e the same extension or have the index in the file name b. Contains the text result of the operation mod(5) repeated 10 times 5.Create a new script and name it washington.sh . Your script should do the following: 6- Create a script to loop through all the input files in the input folder, uses the head command (only first 5 lines) with the redirect operation to generate a new file in the output folder.