Which command is used to list the contents of the current working directory including the hidden files? A) Ls-a B) Ls t C) Ls-r D) Ls-4
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- Given the following output from the is command, how many files are linked with file1? one two three fourWhich command is used to list the contents of the current working directory including the hidden files? A) Ls -a B) Ls t C) Ls-r D) Ls -Which option of rm command is used to remove a non- empty directory? A) -t B) -i C) -a D) -r
- 1. Provide a sequence of Shell commands that will: Create a directory project-1 Enter directory project-1 Return to the parent directory Rename project-1 to project-0 List all files in the current directorycmd command Answer in the single command line. Follow the diagram in question 1 a: Display the list of files in the reptiles directory using a relative path. b: Display the list of files in the shape directory sorted by its name in reverse order using an absolute path. c: Display the contents of mydir directory which includes subdirectories as well. d: Display the contents of the windows directory without scrolling down immediately. e: Display the contents of the system32 directory column-wise. quation 1 is in the pictureWhat does the following command do? cp -u * dir_file i. copy all files to directory dir_file ii. update all files iii. delete all files iv. update all files in the current working directory and copy newer ones to directory dir_file
- Type in the command you would use in the command prompt to go print out the list of all files and folders located at the current folder. Use the editor to format your answer Question 2 Type in the command you would use in the command prompt to delete an empty directory named "second".Which command is used to list the contents of the current working directory including the hidden files? A) Ls -a B) Ls -t C) Ls -r D) Ls -IWhich command is used for removing an empty directory? a) mkdir b) rmdir c) del d) remove
- Write a command that revokes write permissions from group and other for all files in the current working directory.j) Find the number of lines in the password file, on the server. /etc/passwd k) Create a directory called PROJECT1 and copy all the hidden files from your home directory into the PROJECT1 directory. IMPORTANT: Do NOT use the -r switch on the cp command when copying the hidden files. It is NOT required and will cause other directory structures to be copied and then they can not be removed! l) Show the directory listing for the PROJECT1 directory in reverse alphabetical order. m) Remove the PROJECT1 directory and all files in that directory. n) Print the calendar for June 2000 and November 2005. You must show the calendar entries side-by-side.Question 1: What command (include the full syntax) would you use to change access control for the group to read, write and execute. chmod g+rwx <files/directory> Explanation: This command gives access to everyone in the same group as the file to owner to read, write and execute Question 2: How would you grant full access only to Test user1 and test user2 to the directory students? This can be done in 4 steps 1.Create a new group named teststudents sudo groupadd teststudents 2.Add the users testuser1 and testuser2 to teststudents sudo adduser testuser1 sudo adduser testuser2 usermod -aG teststudents testuser1 usermod -aG teststudents testuser2 3.Change the owner of students directory to teststudents group sudo chown testuser1:teststudents students or sudo chown testuser2:teststudents students 4.Change the permission to only groups sudo chmod 070 students Question 3: explain the effect of the command chmod 777 text4 on the file text4 (if necessary, use the man…