1. Explain in detail about the UNIX Operating system structure.
What is the purpose of grep command? Explain the various options available with the grep command
with an example.
What is the advantage of having lseek be a separate system call, instead of passing thestarting offset to
every read or write? What are the drawbacks
Explain the following commands with syntax (a) mkdir (b) cp (c) mv (d) rm.
Explain the following commands with syntax (a) cat (b) tail (c) head (d) uniq.
Explain the following functions with syntax: (a) dup() (b) dup2() (c) lseek() (d) close()
What is the concept of system call with x86 mechanism
What makes virtualization work?
Explain in brief about Hardware and software support for debugging:
Give an overview about the Structure of the ELF File co2
Difference between Preemptive and Non-Preemptive Kernel in OS co2
What is Dtrace define any five command of dtrace with example
Why Memory Hierarchy is Required in the System? Define its various type.
