[Ilugc] doubt on ssh connection

[venkat raman]

hai techies,
                would pls any one sort out the following questions...

         1.how do we restart the 20  apache servers within 2 minutes using
ssh connection.

         2.how do we find out how many connections established to mysql
database or apache server(number of hits)

         3.when we using the top command on what basis it will give priority
to display the process

         4.main difference between linux filesystem vs windows filesystem

         5.how do we filter the warning log message from /var/log/maillog

         6.Is it necessary  a windows user having id in linux box for
accesing a file using in samba server

         7.Default block size in linux

        8. A system has 2 nic cards..how do we check which one is up or
which one is down