Question 35, which option is correct? Remaining Time: 57 minutes, 07 seconds.* Question Completion Status:a. U26O b. 740Oc. 620Od. 047QUESTION 35Which of the following commands will display all files and directories within the /var/log directory or its subdirectorieswhich are owned by the root user? (Choose two.)O a. find -uid root -print /var/logOb. find -user root-print /var/logO c. find /var/log -user rootO d. find -path /var/log-user rootQUESTION 36The Filesystem Hierarchy Standard specifies what directory as the root user's home directory?O a. /bootOb./home/rootOC./rootOd./binQUESTION 37

Answer:-(c) find/var/log-user root

Which of the following commands will display all files and directories within the /var/log directory or its subdirectories hich are owned by the root user? (Choose two.) Da. find -uid root-print /var/log O b. find -user root -print /var/log c. find /var/log -user root Od.find-path /var/log -user root

Which of the following commands will display all files and directories within the /var/log directory or its subdirectories hich are owned by the root user? (Choose two.) Da. find -uid root-print /var/log O b. find -user root -print /var/log c. find /var/log -user root Od.find-path /var/log -user root

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Similar questions

cmd 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 picture
At the command prompt, type find /root –name "sample" and press Enter. What files are listed? Why? the command prompt, type find /root –type l and press Enter. What files are listed? Why? At the command prompt, type rmdir undermysamples to delete and press Enter. Did the command work? Why? Next, type ls –F at the command prompt and press Enter. Were both directories deleted successfully?
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.
Please write down the Linux command for each question. 17.1 What command should be used to change the read, write and execute permission of a file? 17.2 The command for a user wants to delete recursively all files and subdirectory from current directory is 17.3 What is the command which edits the scheduler for automatic command executions at background? 17.4 This command let a user check the names of the groups that this a/c belongs to. 17.5 What do we expect to see if running “$ echo `expr 2 \*3`? 17.6 Upon booting up the OS, the latest kernel initialization daemon process that the Ubuntu distribution is using today is ____ 17 Like to find files with “.sh” extensions from current local directory to all its subdirectories, what is the command? 17.8 What is the command to find the IP address of a network card? 17.9 What is usually written on the first line in shell scripts? 17.10 Like to backup all files and subdirectories under /var/www, the output file name is today.tar. The…
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.
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 greeting
Learn the syntax of the tar command using the man command and the link referred to in To Practice and Explore: Text File Utilities #9. Use tar"to stuff" three files and then "unstuff" them into a new directory. Include the -v option. Turn in the following commands (with no errors) and any output from the commands.1) ll to show the original 3 files2) run the tar command to stuff three files3) ll to show the 'tar archive'4) mkdir newdir to create a new directory to unstuff the 'tar archive'5) mv the 'tar archive' to the new directory newdir6) from newdir, run the tar command to unstuff the three files into the newdir directory7) ll the new directory newdir to show the extracted files
unix Read the description at the end of Part I that shows the relationship between directory content, inode table and file content before doing this question. Change your working directory to your login directory Create the file called share using cat command under your login directory. Enter one or two lines of text in it. Display the content of the share file Display the number of hard links to the share file ONLY using the long option Using echo command, answer how many hard links (hard link count) the share file has. Display the inode number for the share file using appropriate option. Create the subdirectory, linkdir under your login directory Change working directory to Stay in this directory until the rest of this question. Create a hard link called share2 to the share Remember that the share file is the parent directory and NOT in the current working directory. Hence, you need to specify correct relative or absolute pathname for share file in your hard link command.…
Answer all questions else downvote question 1. Create a script where you prompt the user for input, and the value provided will be a user. Loop through each file in that user's home directory (ignore the sub directories) and count the number of times a file contains the word ERROR (hint use 'wc' command to help with counting) and output the total number of errors at the end of the script. Once completed, take a screenshot of the source code of the script, and of the script executing, to execute the script you will need to create your own sample input, please include the sample input as part of your execution screenshot. question 2. What would be your current working directory if you changed directories to /log/././././../media/log/ssh/test/../users/ question 3. What would be your current working directory if you changed directories to /opt/test/usr/www/sbin/boot/pdfs/./spool/share/etc/./bin/.././httpd/
Write the command that can be used to answer the following questions. (Hint: Try eachout on the system to check your results.)a. Find all files on the system that have the word “test” as part of their filename.b. Search the PATH variable for the pathname to the awk command.c. Find all files in the /usr directory and subdirectories that are larger than 50 kilobytesin size.d. Find all files in the /usr directory and subdirectories that are less than 70 kilobytesin size.e. Find all files in the / directory and subdirectories that are symbolic links.f. Find all files in the /var directory and subdirectories that were accessed less than60 minutes ago.g. Find all files in the /var directory and subdirectories that were accessed less than sixdays ago.h. Find all files in the /home directory and subdirectories that are empty.i. Find all files in the /etc directory and subdirectories that are owned by the groupbin.
1. Is each of the following an absolute pathname, a relative pathname, or a simple filename? a. milk_co b. correspond/business/milk_co c. /home/max d. /home/max/literature/promo e. .. f. letter.0210 2. List the commands you can use to perform these operations: a. Make your home directory the working directory b. Identify the working directory 3. If the working directory is /home/max with a subdirectory named literature, give three sets of commands you can use to create a subdirectory named classics under literature. Also give several sets of commands you can use to remove the classics directory and its contents. 4. You should have read permission for the /etc/passwd file. To answer the following questions, use cat or less to display /etc/passwd. Look at the fields of information in /etc/passwd for the users on the local system. a. Which character is used to separate fields in /etc/passwd? b. How many fields are used to describe each user? c. How many users…
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.