1Z0-409 Exam Questions

You have set HISTCONTROL=ignoreboth. What are the implications of this setting on history?

View the Exhibit. The user scott tries to long-list the contents of the /tmp/newdir directory and receives an error. What could be the possible solution to let scott list the files...

Identify the XDMCP query type in which a client machine connects to the first available machine to get a list of all machines to which it can connect.

Identify two correct statements about the cp command in association with the inode table. (Choose two.)

Identify the correct statements about the tr command? (Choose all that apply.)

A group of users on a Linux system have a common working directory /documents with 1770 permissions. You have a scenario where you have to let all users of the group delete any fil...

As the user smith you issue the following command: [smith@station1 ~]$ scp file1 bob@station1:~bob Enter passphrase for key '/home/smith/.ssh/id_dsa': file1 100% 0 0.0KB/s 00:00 [s...

Identify the true statement about AutoFS.

Which two statements are true about lp? (Choose two.)

As the root user on station1, you are trying to administer a printer, configured on the server1 server using CUPS, through a browser. Which two statements holds true in this contex...

Which command could user smith use to change the time stamps of the file1 and dir1 given below, to the current system time? [smith@server1 ~]$ ls -l -rw-rw-r-- 1 smith smith 6 Jan...

Match the following symbolic notations of file permissions with their numeric values. 1) - - - s - - - - - - 2) - - - - - - s - - - 3) - - - - - - - - - t 4) - - - S - - - - - T 5)...

As normal user scott you have generated version 2 dsa key pair using the ssh-keygen program. What are the default user permissions available for the private key?

You execute the command given below: find / -perm +7000 -ls What is the expected output from this command? (Choose all that apply.)

View the Exhibit. Which command would change the root user's current working directory to /usr/local?

Which three statements are true about administering user accounts and groups for an Oracle Linux server in preparation for installing the Oracle Database server?

Which four are among the many components included in the oracle Linux distribution?

Which three compression programs can tar use to natively filter an archive?

The root user tries to create the hard link link1 to /root/textfile in /boot and receives the error: [root@server1 ~]# ln textfile /boot/link1 ln: creating hardlink `/boot/link' to...

The user smith wants to navigate to the /usr/share/doc directory. His current working directory is /home/smith. Which of these commands would help smith to navigate to the /usr/sha...

Two users, bob on station1 and smith on station2, generated a public/private key pair using ssh- keygen to enable password-less secure shell login between them. What would be their...

View the Exhibit. As a Linux administrator, you have to let the users smith and scott manage files and directories in the /software directory on their own, with full permissions be...

View the Exhibit. A normal user bob logs in from server200 to server1 through telnet and runs the xclock command but fails with an error message as shown in the Exhibit. What could...

What is the effect of issuing ZZ and ZQ in the vi editor command mode?

You have logged in as root and have invoked the mount command without any options to mount the device /dev/hda8 mount /dev/hda8 What does mount do in this context? (Choose two.)

Which command would you use to save the name of all the users in your system in alphabetical order to a newfile file after removing the duplicate entries?

Which four statements are true about the find command in Linux? (Choose four.)

The user smith wants to display the total number of lines that are 4 characters (letters and digits) long or more from the file1.txt file. Which regular expression or command shoul...

Match the following shell special characters with their usage: 1) \ 2) ' ? 3) { } ~ 4) $

Match the commands with their functions: 1. make 2. configure script 3. make install

You have the /tools directory on a system with critical system files reserved for future use. As a Linux administrator which command would you use to protect these files from a use...

View the script given below: for i in $(seq 5) do echo $i done What is the output of this script?

The user smith on your system complained that he is not able to change his password. As an administrator, you long-listed the passwd command and the /etc/shadow file on the system....

As user smith you issue the mesg command on the tty1 terminal to know its status. The output of the command is shown below: [ smith@station2 ]$ mesg is y [ smith@station2 ]$ Which...

You must remove the user harhest from your Oracle Linux system because the person has left the company: User harhest has numerous files, directories, and a crontab. You issue: User...

Examine the extract of the /etc/nologin file and the /etc/pam.d/login file on server1: [root@server1 ~] # cat /etc/nologin bob smith [root@server1 ~] # cat /etc/pam.d/login account...

You have to start a process in the bash shell and at the same time want to work in the shell. How would you achieve this without terminating the process?

Match the following backslash-escaped characters with their description: 1. \c 2 . \v 3 . \r 4 . \n

Observe the code given below: a=5.56 b=4.32 c=`echo $a + $b | bc` echo "$a + $b = $c" echo " Final Output is $c" What would be the final output of this code?

bob wants to send the contents of the /project/javaclass file to smith using mail through the command line. Which command would help him achieve the task?

An attempt by bob to remotely access smith's shell results in an error as follows: [bob@server100 ~]$ ssh server200 The authenticity of host 'server200 (192.168.0.200)' can't be es...

User smith is trying to send a message to the local user bob using the write command and he receives an error as shown below: [smith@station2 ~]$write bob Write: bob has messages d...

User smith on station2 is trying to chat with the remote user bob on station1 using the talk command. smith receives an error message as shown below: [smith@station2 ~]$talk bob@st...

What are the improvements of vim over vi? (Choose all that apply.)

Match the following file redirection operators with their functions: 1) < 2) > 3) >> 4) 2> 5) 2>> 6) &> 7) 2>&1

The /data directory that belongs to the apps group is set with 1770 permissions. The details of the apps group members are given below. # groups smith bob scott smith : smith apps...

As root you have issued the following command : [root@station2]# rpmbuild --rebuild sendmail-8.12.8-9.80.src.rpm What does the rpmbuild command do? (Choose two.)

You want to check any particular user is consuming a large amount of CPU. Which command would you use to check the CPU used by a user?

You have issued the following command: mkdir -p test/a{dax,connor,bryan}g/vo{in,out,tmp} Which of the following directories will it create? (Choose all that apply.)

The root user on your system has issued the ln -s file1.txt file2.txt command. Which two statements are true? (Choose two.)