Consider the following access rights of file run.sh -rw-r-r- 1 luk dev 5 May 7 15:08 run.sh 1. Choose the command which will allow everyone to execute/read/write this file A: chmod 600 run.sh B: chmod 800 run.sh C: chmod 444 run.sh D: chmod 777 run.sh
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- Question 14 papa .1. In this problem, you should write a short bash script. The script should list all files that end in .o from the /lib directory on a UNIX system, only if the file name (not including the extension) begins and ends with a vowel. 2. Write a bash command to print out a text representation of all of the pop assembly instructions from an ELF file named runme. Full explain this question and text typing work only We should answer our question within 2 hours takes more time then we will reduce Rating Dont ignore this line1.Which of the following is true about a character device? * a)Operating on a character device does not go through Virtual File System b)A character device has a file in /dev directory c)All of the other options are true d)A character device allows read, write and seek operations 2.Which of the following options are true about the critical section (CS) problem? * a)Solution to CS must ensure mutual exclusion to shared data structures. b)Solution to CS must support bounded waiting, but not necessarily starvation c)Solution to CS must be free from deadlocks d)None of the other options are true1)Create the directory “Project” & perform the following actions: a) Create the files ‘f1.txt’, ‘f2.txt’, ‘f3.txt’ and ‘f4.txt’ in it.b) Set the permission of ‘f1.txt’ to -rwx r-- r--, permission of ‘f2.txt’ to -w- r-x r—c) Combine the files f3 and f4 using the paste commandd) Show the use of cut command on any of the above files Linux
- Below is a list of different access right settings. We want to implement shared update of certain files between Bob and Alice, but with no one else. Which of the following settings achieve this? Select all that apply. A. Assign Bob ownership to Alice's files, and Alice ownership to Bob's files. B. Put Bob and Alice is a user group, and give the group RWX access to the shared files. C. Use Windows basic file sharing and make Bob and Alice co-owners of the files. D. Set world access of the shared files to RWX.I still dont understand the addition of a new file breed.cc when there should only be 4 files. Main.cc, breed.h, pet.h, and pet.cc. How would I create a new file or even add it into an existing file of the 4 available.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 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.
- 1.Why is it not advisable to use root as the default login? 2.What three sections are relevant to a file’s access permissions and how are they related to the three permission types. Explain how the access permissions and permission types are changed using the chmod command. 3.Which command can you run on your machine to determine whether the system is a 32-bit or 64-bit machine? Provide a screenshot of the command and the output.Which is/are the method(s) of using vi to edit a file in read-only mode? Group of answer choices vi vi filename view filename Both (a) and (c) Question 193 pts In the vi editor, the input mode is used to enter text into the file being edited. Which of the command(s) will go from command mode to input mode? Group of answer choices I or i or a or A o or O Both (a) and (b) a or i or esc Question 203 pts Which of the following vi command will take you from input mode to command mode? Group of answer choices c pressing esc key :c Pressing esc key followed by cWrite a program that performs the following operations according to the input value with Linux Bash Script. [1] Create a file for a given filename and list the generated file in a long format [2] Delete a file for a given filename [3] Copy a file content to another file [4] Listsubdirectories of a current directory recursively [5] Generate the command that finds how many times the "cat" command has been used in your command history so far. [6] Generate the command that writes the file names starting with W in the active directory to the "Files.txt" file. should be solved using Linux Bash Scripting solution code and one/two screenshots for running of program.
- 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.Exercise 1: Please create a script that print “Hello, your name.” • Exercise 2: Please create a directory call user_bin, and add it to PATH. Then mv script of Exercise 1 to user_bin. Then run it from your root directory.• Exercise 3: Add a new command call ‘l’ which will perform exact same as ‘ls -a’. • Exercise 4: Create a function call sortFile, which will sort all filenames of current directory. Exercise 6: Could you add one variable in the example, name the variable as greeting, which displays “Hello, my name is xxx xxx” in the body using variable greeting25السؤال What are the permission of file01 after executing this command? chmod 777 file01 الاجابات rwxr--rwx rwxrwxr-- rwxr-xrwx rwxrwxrwx
