1. Which file system should never be backed up, and therefore never have to be r
ID: 3901876 • Letter: 1
Question
1. Which file system should never be backed up, and therefore never have to be restored?
Ufs
Usr
Tmp
Swap
2. To check the swap info
$swaps
$swap
$cat /proc/swaps
$swapinfo
3. What command will set a regular users password to force changing it every 30 days? ( Hint: this Q has more than one choice)
$ passwd –x 30 username
$chage –M 30 username
$passwd +x 30 username
$chage +M 30 username
4. Which of the following commands will flush all print jobs on all configured queues of the system?
$lprm –
$lprm –all
$lprm –a*
$lpflush –all
5. Which of the following are NOT valid commands to affect your system’s printing?
lpq
lprm
lpstatus
lpr
6. Which daemon or service can be configured as a non-root user?
$cron
$ntp
$lpr
$nmbd
7. Which of the following IP address ranges are not considered private, according to RFC 1918?
10.0.0.0 – 10. 255.255.255
192. 168. 0.0 - 192.168. 255.255
172.16.0.0 - 172.31.255.255
191.168.16.0 -192.168.31.255
8. Which of the following commands will print the file putty on the printer hplaserj?
$lpr –p hplaserj –F putty
$lpr –p phlaserj putty
$lpc printer=hplaserj file=putty
$lpr –p hplaserj putty
9. What files affect the functioning of TCP Wrappers?
/etc/nsswitch.conf
/etc/hosts.deny
/etc/security/authconfig
/etc/default/clients
10. What is the binary conversion of the IP address 192.168.1.10
11000000.10101000.00000001.00001010
01101010.11000100.10101000.00000000
00000001.00001010.11000000.10101000
10101000.00000001.00001010.11000000
Explanation / Answer
Q1
The answer is swap
Q2
cat /proc/swaps is the correct answer
Q3
The correct options are 1 and 2
Q4
lprm -a all is the correct answer
Q5
lpstatus is not a valid command
Q6
cron can be configured as a non-root user
Q7
Option a,b,c are private IP and only option D is not private hence it is the correct answer
Q8
lpr –p hplaserj –F putty will print the file
Q9
/etc/hosts.deny affects the functioning
Q10
Option A is the correct answer
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