Premium PassLeader LX0-103 Dumps with VCE and PDF Download (Question 46 – Question 60)

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Which variable defines the directories in which a Bash shell searches for executable commands?

C.    PATH

Answer: C

Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

A.    magic
B.    type
C.    file
D.    pmagic
E.    hash

Answer: C

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO.)

A.    find /tmp -uid root -print
B.    find -path /tmp -uid root
C.    find /tmp -user root -print
D.    find /tmp -user root
E.    find -path /tmp -user root print

Answer: CD

When running the command:
sed -e “s/a/b/” /tmp/file >/tmp/file
While /tmp/file contains data, why is /tmp/file empty afterwards?

A.    The file order is incorrect. The destination file must be mentioned before the command to ensure redirection.
B.    The command sed did not match anything in that file therefore the output is empty.
C.    When the shell establishes the redirection it overwrites the target file before the redirected command starts and opens it for reading.
D.    Redirection for shell commands do not work using the > character. It only works using the | character instead.

Answer: C

When given the following command line:
echo “foo bar” | tee bar | cat
Which of the following output is created?

A.    cat
B.    foo bar
C.    tee bar
D.    bar
E.    foo

Answer: B

Which of the following commands can be used to determine how long the system has been running? (Choose TWO.)

A.    uptime
B.    up
C.    top
D.    uname -u
E.    time up

Answer: AC

Which of the following are valid stream redirection operators within Bash? (Choose THREE.)

A.    <
B.    <<<
C.    >
D.    >>>
E.    %>

Answer: ABC

After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?

A.    foo and bar would both be removed.
B.    foo would be removed while bar would remain accessible.
C.    foo would be removed. bar would still exist but would be unusable.
D.    Both foo and bar would remain accessible.
E.    The user is prompted whether bar should be removed, too.

Answer: B

After moving data to a new filesystem, how can the former path of the data be kept intact in order to avoid reconfiguration of existing applications? (Choose TWO.)

A.    By creating an ACL redirection from the old to the new path of the data.
B.    By creating a hard link from the old to the new path of the data.
C.    By creating a symbolic link from the old to the new path of the data.
D.    By running the command touch on the old path.
E.    By mounting the new filesystem on the original path of the data.

Answer: CE

Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

A.    chown dan/staff file.txt
B.    chown dan:staff file.txt
C.    chown -u dan -g staff file.txt
D.    chown dan -g staff file.txt

Answer: B

Which of the following commands makes /bin/foo executable by everyone but writable only by its owner?

A.    chmod u=rwx,go=rx /bin/foo
B.    chmod o+rwx,a+rx /bin/foo
C.    chmod 577 /bin/foo
D.    chmod 775 /bin/foo

Answer: A

Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?

A.    apropos
B.    which
C.    find
D.    query
E.    whereis

Answer: C

Which of the following Linux filesystems preallocates a fixed number of inodes at the filesystem’s make/ creation time and does NOT generate them as needed? (Choose TWO.)

A.    ext3
B.    JFS
C.    ext2
D.    XFS
E.    procfs

Answer: AC

What is the purpose of the Filesystem Hierarchy Standard?

A.    It is a security model used to ensure files are organized according to their permissions and accessibility.
B.    It provides unified tools to create, maintain and manage multiple filesystems in a common way.
C.    It defines a common internal structure of inodes for all compliant filesystems.
D.    It is a distribution neutral description of locations of files and directories.

Answer: D

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

A.    FIND
B.    ID
D.    NAME
E.    UUID

Answer: CE

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