Which of the following utilities allows a user to control what services should run when
entering a given run level?

A.

pstree

B.

ntsysv

C.

service

D.

chkconfig

Which command is used to change access mode for files and directories?

A.

chmod

B.

chmode

C.

chgrp

D.

chown

Which of the following commands is used to install a rpm package?

A.

rpm -Ivh packagename

B.

rpm -Uvh packagename

C.

rpm -ivh packagename

D.

rpm -i packagename

Which of the following RAID levels provide striping without parity?

A.

RAID 5

B.

RAID 1

C.

RAID 4

D.

RAID 0

Which of the following commands is used to display last 10 lines of a file?

A.

cat

B.

tail 10

C.

tail

D.

head

Which of the following Linux commands is used to assign privileges over a particular file to
a designated user?

A.

chgrp

B.

chmod

C.

chown

D.

useradd

Which of the following tools can be used to manage Red Hat Virtualization environment?

A.

xen

B.

chroot

C.

sed

D.

xm

Which of the following commands can be used to extend the logical volumes?

A.

lvxtend

B.

lvcreate

C.

 lvextend

D.

resizee2fs

Which of the following files contain messages and errors from security-related system?

A.

/var/log/messages

B.

/var/log/secure

C.

 /var/log/mail

D.

/var/log/message

Which command displays the lines in a file that match a pattern?

A.

cat

B.

grep

C.

history

D.

cp