Question 1

John wants to develop some computer-aided design applications on the Linux platform. Which of the following Linux distributions is best suited to do this?

Accepted Answer

A) Red Hat Desktop 
B) Red Hat Enterprise Linux WS 
C) Red Hat Enterprise Linux AS 
D) Red Hat Enterprise Linux ES 
A) Red Hat Desktop 
B) Red Hat Enterprise Linux WS 
C) Red Hat Enterprise Linux AS 
D) Red Hat Enterprise Linux ES

Question 2

Which of the following does the make install command do when installing an application from source code?

Accepted Answer

A) It copies the binary executable and other files to the appropriate directories in the file system. 
B) It compiles the source code into a binary executable. 
C) It checks the local system to verify that the necessary components are available. 
D) It verifies that the installation files have not been corrupted or tampered with. 
A) It copies the binary executable and other files to the appropriate directories in the file system. 
B) It compiles the source code into a binary executable. 
C) It checks the local system to verify that the necessary components are available. 
D) It verifies that the installation files have not been corrupted or tampered with.

Question 3

Which of the following directories contains information about how IRQ channels have been assigned in the system?

Accepted Answer

A) /proc/devices 
B) /proc/dma 
C) /proc/interrupt 
D) /proc/iomem 
A) /proc/devices 
B) /proc/dma 
C) /proc/interrupt 
D) /proc/iomem

Question 4

Which of the following is the location where the kernel modules are stored?

Accepted Answer

A) /lib/modules/version/drivers 
B) /boot/ 
C) /lib/modules/version/kernel/drivers 
D) /usr/modules/version/drivers/kernel 
A) /lib/modules/version/drivers 
B) /boot/ 
C) /lib/modules/version/kernel/drivers 
D) /usr/modules/version/drivers/kernel

Question 5

Which of the following commands should you use at the shell prompt to initially build Tripwire's database of critical system files?

Accepted Answer

A) tripwire --init 
B) twinstall.sh 
C) tripwire-check 
D) twprint -mr 
A) tripwire --init 
B) twinstall.sh 
C) tripwire-check 
D) twprint -mr

Question 6

Which of the following files is used to enable Telnet service on a Linux system?

Accepted Answer

A) /etc/telnetd.conf 
B) /etc/telnetd.d/telnet.conf 
C) /etc/xinitd.d/telnet 
D) /var/lib/telnet/telnet.conf 
A) /etc/telnetd.conf 
B) /etc/telnetd.d/telnet.conf 
C) /etc/xinitd.d/telnet 
D) /var/lib/telnet/telnet.conf

Question 7

Which of the following commands will load the updatedb process and leave it running even if the user logs out of the shell?

Accepted Answer

A) updatedb 
B) nohup udatedb & 
C) updatedb & 
D) updatedb -nohup 
A) updatedb 
B) nohup udatedb & 
C) updatedb & 
D) updatedb -nohup

Question 8

You want to view a list of the aliases currently on your Linux system. Which of the following commands should you issue at the shell prompt?

Accepted Answer

A) alias -l 
B) display alias 
C) alias 
D) show alias 
A) alias -l 
B) display alias 
C) alias 
D) show alias

Question 9

You want to view a list of all users who have authenticated to the Linux system, when they are either logged in or out and where they logged in from. Which of the following log files contains this information?

Accepted Answer

A) /var/log/wtmp 
B) /var/log/faillog 
C) /var/log/last 
D) /var/log/login 
A) /var/log/wtmp 
B) /var/log/faillog 
C) /var/log/last 
D) /var/log/login

Question 10

Which of the following commands can be used to switch runlevels while the system is running?

Accepted Answer

A) runlevel 
B) init 
C) chrun 
D) mode 
A) runlevel 
B) init 
C) chrun 
D) mode

Question 11

Which of the following configuration files is read when a non-login bash shell is run?

Accepted Answer

A) .bash_profile 
B) .bash_login 
C) .bashrc 
D) .profile 
A) .bash_profile 
B) .bash_login 
C) .bashrc 
D) .profile

Question 12

Which of the following is an advantage of the vi editor?

Accepted Answer

A) It provides a syntax checker. 
B) It provides a menu-driven user interface. 
C) It is small enough to fit on a floppy disk. 
D) It can be used to edit Microsoft Word files. 
A) It provides a syntax checker. 
B) It provides a menu-driven user interface. 
C) It is small enough to fit on a floppy disk. 
D) It can be used to edit Microsoft Word files.

Question 13

Which of the following commands should you use to view the last few lines of your /var/xinetd.log file?

Accepted Answer

A) cat /var/xinetd.log |more 
B) head /var/xinetd.log 
C) less /var/xinetd.log 
D) tail /var/xinetd.log 
A) cat /var/xinetd.log |more 
B) head /var/xinetd.log 
C) less /var/xinetd.log 
D) tail /var/xinetd.log

Question 14

You need to change the IP address assignment to a permanent, static IP address assignment for the eth0 network interface. The MAC address of the Ethernet interface is 00:0C:28:B1:50:A3. Which of the following commands should you use?

Accepted Answer

A) /etc/sysconfig/network/ifcfg-eth-id-00:0C:28:B1:50:A3 
B) /etc/sysconfig/network/eth0/ifcfg-eth-id-00:0C:28:B1:50:A3 
C) /etc/sysconfig/network/00:0C:28:B1:50:A3/eth0 
D) /etc/sysctl/network/ifcfg-eth-id-00:0C:28:B1:50:A3 
A) /etc/sysconfig/network/ifcfg-eth-id-00:0C:28:B1:50:A3 
B) /etc/sysconfig/network/eth0/ifcfg-eth-id-00:0C:28:B1:50:A3 
C) /etc/sysconfig/network/00:0C:28:B1:50:A3/eth0 
D) /etc/sysctl/network/ifcfg-eth-id-00:0C:28:B1:50:A3

Question 15

Which of the following processes is the grandparent of all processes on a Linux system?

Accepted Answer

A) init 
B) sh 
C) bash 
D) ps 
A) init 
B) sh 
C) bash 
D) ps

Question 16

Which of the following should you include at the beginning of every shell script?

Accepted Answer

A) #Comment 
B) exit 0 
C) #begin script 
D) #!/bin/bash 
A) #Comment 
B) exit 0 
C) #begin script 
D) #!/bin/bash

Question 17

Which of the following commands should you use if you need to view the first few lines of the /var/log/boot.msg file?

Accepted Answer

A) tail /var/log/messages 
B) grep -l 10 /var/log/boot.msg 
C) head /var/log/messages 
D) cat /var/log/boot.msg 
A) tail /var/log/messages 
B) grep -l 10 /var/log/boot.msg 
C) head /var/log/messages 
D) cat /var/log/boot.msg

Question 18

Jack is using a user account named jackrusl. You want to set password age limits for this user account. The minimum password age should be 5 days and the maximum password age should be 60 days. You also need to warn the user 2 days prior to password expiration. Which of the following command should you use?

Accepted Answer

A) usermod -m 1 -M 45 -W 5 jackrusl 
B) chage -m 1 -M 45 -W 5 jackrusl 
C) useradd -m 1 -M 45 -W 5 jackrusl 
D) change -M 1 -m 45 -W 5 jackrusl 
A) usermod -m 1 -M 45 -W 5 jackrusl 
B) chage -m 1 -M 45 -W 5 jackrusl 
C) useradd -m 1 -M 45 -W 5 jackrusl 
D) change -M 1 -m 45 -W 5 jackrusl

Question 19

You need to format the first partition on the slave drive on the secondary IDE channel using the ext3 file system. Which of the following commands should you use?

Accepted Answer

A) mkext3fs /dev/hdd1 
B) mkfs -t ext3 /dev/hda4 
C) mkreiserfs -t ext3 /dev/hdd1 
D) mkfs -t ext3 /dev/hdd1 
A) mkext3fs /dev/hdd1 
B) mkfs -t ext3 /dev/hda4 
C) mkreiserfs -t ext3 /dev/hdd1 
D) mkfs -t ext3 /dev/hdd1

Question 20

You want to configure your X Windows System to display your graphical desktop on a remote Linux system. Which of the following environment variables should you modify?

Accepted Answer

A) DISPLAY 
B) ENV 
C) XWIN 
D) DESKTOP 
A) DISPLAY 
B) ENV 
C) XWIN 
D) DESKTOP

Exam 21: Linux

John wants to develop some computer-aided design applications on the Linux platform. Which of the following Linux distributions is best suited to do this?

Which of the following does the make install command do when installing an application from source code?

Which of the following directories contains information about how IRQ channels have been assigned in the system?

Which of the following is the location where the kernel modules are stored?

Which of the following commands should you use at the shell prompt to initially build Tripwire's database of critical system files?

Which of the following files is used to enable Telnet service on a Linux system?

Which of the following commands will load the updatedb process and leave it running even if the user logs out of the shell?

You want to view a list of the aliases currently on your Linux system. Which of the following commands should you issue at the shell prompt?

You want to view a list of all users who have authenticated to the Linux system, when they are either logged in or out and where they logged in from. Which of the following log files contains this information?

Which of the following commands can be used to switch runlevels while the system is running?

Which of the following configuration files is read when a non-login bash shell is run?

Which of the following is an advantage of the vi editor?

Which of the following commands should you use to view the last few lines of your /var/xinetd.log file?

You need to change the IP address assignment to a permanent, static IP address assignment for the eth0 network interface. The MAC address of the Ethernet interface is 00:0C:28:B1:50:A3. Which of the following commands should you use?

Which of the following processes is the grandparent of all processes on a Linux system?

Which of the following should you include at the beginning of every shell script?

Which of the following commands should you use if you need to view the first few lines of the /var/log/boot.msg file?

You need to format the first partition on the slave drive on the secondary IDE channel using the ext3 file system. Which of the following commands should you use?

You want to configure your X Windows System to display your graphical desktop on a remote Linux system. Which of the following environment variables should you modify?

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