What 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

Q: Suppose you need to keep a record of the last ten changes to a file. Which file system(s) supports…

A: There are two file systems that can support the feature of keeping record of the changes: The…

Q: What command tells grep to look for all lines consisting of only the letter Z followed by any four…

A: The grep command is used to locate information for specific pattern, stored on server or…

Q: Which files will be displayed by the following command:   cat *file*

A: Question. Which files will be displayed by the following command: cat *file* Answer. Given,…

Q: Assume that you are trying to delete a directory [temp) using the command rmdir but you have…

A: Explanation: when the directory is not empty, to remove it, use the rm command with the -r option…

Q: What chmod command would you use to impose the following permissions?a. on a directory such that:…

A: Step 1:- Introduction: chmod command:-The abbreviation for chmod is change mode. It is used to…

Q: Write a command to copy the file File-1 from ENG directory to IT directory in single command, assume…

A: The command to copy the file File-1 from ENG directory to IT directory in single command is- CP…

Q: Answer all question Q7. command list the files in the /bin directory. command goes to the parent…

A: Please find the answer below :

Q: Exercise 1: Please create a script that print “Hello, your name.” • Exercise 2: Please create a…

A: Hey there, I am writing the required solution based on the above given question. Please do find the…

Q: 1. Write a command to search only files in /usr directory, whose name is ending with dir.

A: The Answer is in step2

Q: After typing the ls –a command, you notice that there is a file whose filename beginswith a dot ( .…

A: ls command: The "ls" is the UNIX/Linux command (program) that is used to enlist the list of the…

Q: you will need to create the following textbook specified files. Use vi to create these files: …

A: Answer: Using the vi editor, the developers can create, manipulating, open, edit, and close files on…

Q: you will need to create the following textbook specified files. Use vi to create these files: …

A: The default editor that comes with the UNIX operating system is called vi (visual editor). Using vi…

Q: Q1: Write DOS command to: i. Create the directory with name 'IBRA' in drive E: ii. Create file name…

A: i. Create the directory with name 'IBRA' in drive E: md e:\IBRA   Explanation md (Make Directory) is…

Q: Write a command to change the permissions of a file named file.txt: give read permission to group,…

A: Question-2 r stands for read w stands for write x stands for execute 7 is for read,write,execute 1…

Q: When a user issues the following distinct commands, what happens and why? Assume all files exist. $…

A: The command wc means word count. By default, this command is used in two ways. 1. wc command used…

Q: Which symbol is used with cat command for creating files?

A: ans : >

Q: Create the directory “Project”& perform the following actions:             a)Create the files…

A: Note: As per  Q and A guidelines, we are only supposed to answer 1 question. So, solving the first…

Q: The following commands use redirections. Assuming that you have all the relevant permissions over…

A: Introduction: Redirection: Many Linux commands produce output that is pushed to the screen, they are…

Q: Question 6 Not yet answered Marked out of 1.00 P Flag question Choose the UNIX command that is used…

A: Answer : 6 To move one file to another file in unix . we used the command mv ex1.txt ex2.txt

Q: In Linux, the command used to delete a File is а. mv O b. delete C. del

A: Here, Fill in the blank is given with four options.

Q: How is it possible to have two files with the same filename in your account? Assume your home…

A: Yes, it is possible to have 2 files with the same filename within the same account in UNIX/LINUX…

Q: 1.Create an echo command to show the following output exactly as it is shown: $50+$60=$110 2.Copy…

A: As per our guidelines, we are supposed to answer only 1st three parts. Kindly repost the remaining…

Q: What command tells cut to output the first five characters of every line from the file practice?

A: In Linux, a file can be created using any of the available text editors or using vi command. To…

Q: What does the mv command do? (Choose all that apply.)a. It makes a volume.b. It makes a directory.c.…

A: "mv" command: In Linux operating system, "mv" command refers to move. It is used to move one or…

Q: in Linux With the chown command, the ownership of a file can only be changed by the root user.…

A: Introduction: in Linux With the chown command, the ownership of a file can only be changed by the…

Q: in linux only the root user can change file ownership with command chown True or false

A: Given: in linux only the root user can change file ownership with command chown True or false

Q: Which cat command is used to create empty files? i. cp ii. cat iii. touch iv. create

A: Question. Which cat command is used to create empty files? i. cp ii. cat iii. touch iv. create

Q: Which of the following commands are used to create Sub directory- Mid inside parent…

A: Explanation: to do that we first need to create course directory then go to course and then create…

Q: Which command is used to create empty files? a) cp b) cat c) touch d) create

A: Question. Which command is used to create empty files? a) cp b) cat c) touch d) create

Q: 2. Write the command to be written in the Hyper terminal to create a new file named t.txt in the…

A: Write the command to be written in the Hyper terminal to create a new file named t.txt in the…

Q: directory

A: $ls cd ~/Desktop/data-shell/ $ mv Job/list.txt Reports/list.txt $ ls thesis

Q: Which command searches for and displays any text contents of a binary file?a. textb. stringsc. odd.…

A: Command for displaying text contents of a binary file Linux consists of a huge number of commands…

Q: Write a command to copy the file File-1 from ENG directory to IT directory in single command, assume…

A: To copy the file from one directory to another directory, cp command is used. to specify the…

Q: Which command is used for displaying contents of a file? الاجابات cp   rm   mkdir   cat

A: Please give positive ratings for my efforts. Thanks.   ANSWER   Developers mostly use the cat…

Q: 9. Which of the following commands displays user id in its output? A. Is B. help C. date D. Is -1…

A: 9) ls  id command is command which can print real and effective User ID (UID) and Group ID (GID)…

Q: Write a command that revokes write permissions from group and other for all files in the current…

A: To change the mode of a file, use the chmod command. The general form ischmod X@Y file1 file2 .

Q: 2. Which command is used to list the attributes of a file? a) сp b) list c) Is d) attr

A: 2. Which command is used to list the attributes of a file?   a) cp b) list c) ls d) attr

Q: oduces an exhaustive list of all the files and their perm

A: Introduction: Below describe the command produces an exhaustive list of all the files and their…

Q: I. Which of the following actions update a master file and which would be stored as a record in a…

A: A grouping of transactional records. The information in transaction files is being used to update…

Q: Write a command to copy all the files interactively to /bin directory, whose name is ending with a…

A: a command to copy all the files interactively to /bin directory, whose name is ending with a number…

Q: When a user issues the following distinct commands, what happens and why? Assume all files exist. $…

A: The answer has given below;

Q: What value of umask gives below permission to a new file: rw-rw--w- 002 006 O 004

A: Umask:- Umask, or the client record creation mode is a Linux order that is utilized to dole out the…

Q: Change your working directory to your login directory Create the file called share using cat command…

A: Hi there, Please find your solution below, I hope you would find my solution useful and helpful.…

Q: What happens if the file named done already exists when you run the following commands? $ cp to do…

A: Cp command is used to copy files from one source to destination. Similarly mv command is used to…

Q: What are the returned values of the following commands? >>rc_wait=wait(NULL); >>getpid(); >…

A: rc_wait=wait(Null) wait() function return because the status of a child process is available,…

Q: Which Win32 function moves the file pointer to a specified offset in relation to the beginning of a…

A: Introduction: Here we are asked which Win32 function moves the file pointer to a specified offset in…

Q: 3. Which command can you use to look for the file names status.report? Which command can you use to…

A: The command used to look for files is ‘find’ command. Find command can be used with many criteria to…

Q: The command which returns the first record of the just opened file is classified as a. reorganize…

A: Let's see all the options: Option (a) : reorganize command reorganize command is used to remove…

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.