Syed Mati Ur Rehman

1. Name: Mati ur rehman
Roll no: 35
Subject: Operating system

2.  How one process can pass information to other

3.  A process is a running program.
 A process includes the program code and its
state.
 A single process consists of one or more thread.
 Multitasking , A single CPU can run multiple
processes at same time.

4. CREATED WAITING
RUNNING TERMINATED

5. Created:
The process state be created
which mean that is the loaded from
disk to main memory.
Waiting:
The process waiting for the
O.S schedulor software to load.the
process to at processor.

6. Running:
That the processor executing
the process instruction.
Terminated:
That the processes
complete in ready to be on
loaded from the main memory

7.  A thread is an independent sequence of
instruction.
 A thread is created by a process.
 A thread is a subset of the process.
 Multiple thread share the process instruction
process variable & process state.

8. Passing information is easy for threads
since they share a common address space
(threads in different address spaces that
need to communicate fail under the
heading of communicating processes).