Suppose if u want to reconfigure the kernel then how ur going to do?

You can ping servers on the subnet your workstation is on, but not other subnets. Why?

If you can ping a server, but can't telnet or ssh to it, whats wrong?

HCL,

If you mistype a password, how do you clear it out to retype the password again?

Genpact, WNS,

If fsck is running, one thind u should not do.. what's that?

If you try to send an e-mail to someone and the following message appear "Message Undeliverable", what could be wrong?

Wipro,

How do you give a user access to an application or program that needs to run as root without giving them the root password?

How can you set EEPROM settings from Solaris?

Aricent, HP,

What is OBP and how u r going to access it?

What is LOM and how ur going to access it?

What is VTS..??

What is meant by jumpstart?

IBM,

What is JASS?

IBM,

Difference between NFS version 2 and NFS version 3?

What is RPC? Why do I need it?