HP unix Interview Questions and answer : Part 1

1)how to find recently added lun in hp unix box ? 

#ls -lrt /dev/disk/* 

or 

#ls -ltr /dev/dsk/*

then take the latest dated disk path and check th lun path

#inq |grep -i "c?t?d?"

if you got /dev/disk/c?t?d? then get the legacy path and tehn check for lun path

#ioscan  -m dsf /dev/disk/c?t?d?

#inq |grep -i "c?t?d?"

2)how to create user and to be ask change passwd at login 

After created the user acc and password run the below command

#passwd -f user1

3)how to check routing table? 

# cat /etc/rc.config.d/netconf

or 

#netstat -rn

4)how to check the mac address? 

#lanscan 

USe the above command to get the MAC address.

5)how to identify patches which are related to oracle or sap patches? 

Answer need to find: ??

6)how to change kernel parameter in 11.11 and 11.31

in 11.31

#kctune parameter=value

before change the value check whether this parameter change required reboot or not 

$kctune -v parameter

in 11.31

#kmtune parameter=value