OS Distributed File Systems

File replication

Migration

Client interface

Remote access

prevention from the deadlock is must

prevention from the starvation is must

prevention from the deadlock & starvation is must

none of the mentioned

each instruction

each process

each register

none of the mentioned

any other process can also execute in its critical section

no other process can execute in its critical section

one more process can execute in its critical section

none of the mentioned

server

every system in the network

both server and every system in the network

none of the mentioned

It keeps tracks of states of different objects

It maintains internally no state information at all

It maintains some information in them

None of the mentioned

Naming and name resolution

Routing strategies

Connection strategies

All of the mentioned

opened files and their clients

file descriptors and file handles

current file position pointers

all of the mentioned

Mounting information

Description of HDD space

Session keys

Lock status

starts the execution of transaction

breaks the transaction into number of sub transactions

coordinates the termination of the transaction

all of the mentioned