LX0-103 Practice Questions

The correct crontab entry to execute the script chklog once per hour between 3 p.m. and 5 p.m. on Monday and Thursday each week is:

Of the ways listed, which is the best way to temporarily suspend a user's ability to interactively login?

You have a user whose account you want to disable but not remove. What should you do?

Which crontab entry could be used to set the system time at regular intervals?

Identify the statement that would create a default route using a gateway of 192.168.1.1.

X is running okay but you're concerned that you may not have the right color depth set. What single command will show you the running color depth while in X?

You suspect that a gateway machine on your network has failed but you are unsure which machine. Which command will help locate the problem?

Suppose that the command netstat a hangs for a long time without producing output. You might suspect:

Consider the following command and an abbreviated version of its output: $ netstat nr Kernel IP routing table Destination Gateway Genmask Flags Iface 192.168.165.0 0.0.0.0 255.255....

What command can be used on an existing (formatted) partition, to configure the interval between disk checks when mounting partitions?

If the path parameter is not set for a share in the smb.conf file, the share will refer to which of the following directories?

What information does the file modules.dep provide?

What is the minimum number of disks required in a RAID5 array?

Which of the following is the process ID number of the init program?

An administrator has just added a CD-ROM drive (/dev/hdd) to a system and added it to the administrator's fstab. Typically the administrator can use which of the following commands...

Which of the following commands will allow an administrator to adjust the number of mounts after which an existing filesystem will be checked by e2fsck?

Which of the following directories contains additional information about installed packages?

Which of the following Linux filesystems pre-allocates a fixed number of inodes at filesystems make/creation time, and does NOT generate them as needed?

An administrator is having some trouble with a disk partition and needs to do maintenance on this partition. The administrator's users home directories are on it and several are lo...

An administrator wants the default permissions for their files to be -rw-r-----. How must the administrator set umask?

An administrator is writing text in vi. Now the administrator wants to save their changes and exit. Which of the following sequence of inputs will accomplish this? (Select TWO).

While editing a file in vi, an administrator realizes that the wrong file is being changed. Which of the following vi command sequences will allow the administrator to quit without...

In the command foo < bar | foobar, which of the following statements is correct?

All of the following commands will execute the bash script /usr/local/bin/runme.sh EXCEPT:

Bob accidentally created the subdirectory \bobsdir in his home directory. He tried to remove the subdirectory with the command rmdir \bobsfile only to receive the error: "No such f...

Which of the following chown commands will change the ownership to foo and the group to bar on a file named biglist?

To allow a regular user account to mount and unmount a filesystem (for instance, a cdrom or floppy), which of the following options will need to be added to the corresponding line...

An administrator is trying to make a hard link to an ordinary file but ln returns an error. Which of the following could cause this?

For which of the following can the tee command be used?

What is the default action of the split command on an input file?

What is the difference between the i and a commands of the vi editor?

Which of the following commands moves and resumes in the background the last stopped shell job?

What is the effect of the egrep command when the -v option is used?

What does the ? symbol within regular expressions represent?

In the vi editor, how can commands such as moving the cursor or copying lines into the buffer be issued multiple times or applied to multiple rows?

Which of the following files, located in the user home directory, is used to store the Bash history?

Which of the following commands displays the contents of a gzip compressed tar archive?

Which grep command will print only the lines that do not end with a / in the file foo?

Which of the following commands is used to change options and positional parameters for a running Bash?

Which of the following commands replaces each occurrence of 'bob' in the file letter with 'Bob' and writes the result to the file newletter?

From a Bash shell, which of the following commands directly executes the instruction from the file /usr/ local/bin/runme.sh without starting a subshell? (Please select TWO answers....

Regarding the command: nice -5 /usr/bin/prog Which of the following statements is correct?

Which shell command is used to continue background execution of a suspended command?

Which of the following shell redirections will write standard output and standard error output to a file named filename?

In the vi editor, which of the following commands will copy the current line into the vi buffer?

Which of the following sequences in the vi editor saves the opened document and exits the editor? (Choose TWO correct answers.)

When starting a program with the nice command without any additional parameters, which nice level is set for the resulting process?

Which of the following commands will reduce all consecutive spaces down to a single space?

Which character, added to the end of a command, runs that command in the background as a child process of the current shell?