101-350 Exam Questions

What does the + symbol mean in the following grep regular expression: grep '^d[aei]\+d$' /usr/share/dict/words

You have created a long letter and after you are done you notice that you used the name "Bob" many times but you forgot to capitalize it in many instances. Which command would repl...

When in Normal mode in vi, which command character will insert a blank line below the current cursor position and place the insert cursor at the beginning of the new line?

What is the effect on the grep command when the -v option is used?

While editing a file in vi, the file changes due to another process. Without exiting vi, how can the file be reopened for editing with the new content?

You are writing text in vi. Now you want to save your changes and exit. Which TWO sequence of inputs will accomplish this?

In compliance with the FHS, in which of the directories are man pages typically found?

In order to use the output of ls to overwrite a file called bazz, which of the following command lines would you use?

When piping the output of find to the xargs command, what option to find is useful if the filenames have spaces in them?

What is the purpose of the xargs command?

Which vi command will change modes so that text can be entered by typing in the keyboard?

Which of the following commands can be used to create a new file that is 100kB in size?

Which of the following commands will NOT execute the bash script /usr/local/bin/runme.sh?

Given the following output: prompt> myapp [1]+ Stopped myapp prompt> Which of the following commands will resume executing the stopped process and make it the current job?

To ensure that a running process continues to execute after you log out, the process should be started with what command?

Which of the following explanations are valid reasons to run a command in the background of your shell?

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

What does the ? symbol mean in the following grep regular expression: grep '^d[aei]\?d$' /usr/share/dict/words

Which of the following sed commands will replace all instances of the string foo with the string foobar changing the file file1.txt in place?

When in Normal mode in vi, which command character can be used to begin a reverse search of the text?

Which of the following commands will print the amount of disk space used by files specified on the command line?

Which command can be used to display the inode number of a given file?

What does the command mount -a do?

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

Identify the proper device for the third partition on the only SCSI drive on the system.

Which of the following commands enables the setuid (suid) permission on the executable called /bin/foo?

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

Which of the following commands will print the inode usage on each mounted filesystem?

Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Select TWO correct answers)

Identify the proper device for the second partition on the only SCSI drive on the system.

You are experimenting with a binary in /tmp/foo.d that expects its configuration file at /etc/foo.conf. You don't want to save it there, but use a symbolic link to /tmp/foo.d/foo.c...

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

What effect does the sticky bit have when set on a directory?

You have read/write permission on an ordinary file foo. You have just run ln foo bar. What would happen if you ran rm foo?

Which utility would you use to change how often a filesystem check is performed on an EXT2 filesystem (without losing any data stored on that filesystem)?

Which of the following commands is run last during boot on a system with quotas enabled?

After running the command umount /mnt, the following error message is displayed: umount: /mnt: device is busy. What is a common reason for this message?

Which command will create an ext3 filesystem on /dev/hda2?

What does the Filesystem Hierarchy Standard enable? (Select TWO answers)

To allow a regular user account to mount and unmount a filesystem (for instance, a cdrom or floppy), which option will need to be added to the corresponding line in /etc/fstab?

Which of the following commands can be used to locate programs and their corresponding man pages and configuration files?

Which of the following is true when hard-linked files are present?

Select the line that best represents what permissions the /etc/passwd file should have.

Which chown command will change the ownership to dave and the group to staff on a file named data.txt?

You want the default permissions for your files to be -rw-r-----. Which is the most useful setting for umask below?

What command line will create the user falco with home directory assigned to the group users as primary group?

When a new user is added, where does his user ID gets stored?

Which of the following commands can be used to change both the owner AND group settings of a file?

You enter the command date +%M. Wat does the output show you?

When you are looking for brief information about a program in your PATH with its associated man pages, you would use ...