File System Implementation MCQ

Test your knowledge with important File System Implementation MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more File System Implementation MCQs at Bissoy

• When a client has a cascading mount _______ server(s) is/are involved in a path name traversal.
  ক

  at least one

  খ

  more than one

  গ

  more than two

  ঘ

  more than three
• For every pair of component and directory vnode after path name translation ____________
  ক

  a single NFS lookup call is used sequentially

  খ

  a single NFS lookup call is used beginning from the last component

  গ

  at least two NFS lookup calls per component are performed

  ঘ

  a separate NFS lookup call is performed
• _______________ in NFS involves the parsing of a path name into separate directory entries – or components.
  ক

  Path parse

  খ

  Path name parse

  গ

  Path name translation

  ঘ

  Path name parsing
• The NFS protocol __________ concurrency control mechanisms.
  ক

  provides

  খ

  does not provide

  গ

  may provide

  ঘ

  none of the mentioned
• A single NFS write procedure ____________
  ক

  can be atomic

  খ

  is atomic

  গ

  is non atomic

  ঘ

  none of the mentioned
• The server must write all NFS data ___________
  ক

  synchronously

  খ

  asynchronously

  গ

  index-wise

  ঘ

  none of the mentioned
• A server crash and recovery will __________ to a client.
  ক

  be visible

  খ

  affect

  গ

  be invisible

  ঘ

  harm
• Every NFS request has a _________ allowing the server to determine if a request is duplicated or if any are missing.
  ক

  name

  খ

  transaction

  গ

  sequence number

  ঘ

  all of the mentioned
• The NFS servers ____________
  ক

  are stateless

  খ

  save the current state of the request

  গ

  maybe stateless

  ঘ

  none of the mentioned
• In UNIX, the file handle consists of a __________ and __________
  ক

  file-system identifier & an inode number

  খ

  an inode number & FAT

  গ

  a FAT & an inode number

  ঘ

  a file pointer & FAT
• The server maintains a/an ________ that specifies local file systems that it exports for mounting, along with names of machines that are permitted to mount them.
  ক

  export list

  খ

  import list

  গ

  sending list

  ঘ

  receiving list
• The mount request is mapped to the corresponding __________ and is forwarded to the mount server running on the specific server machine.
  ক

  IPC

  খ

  System

  গ

  CPU

  ঘ

  RPC
• A mount operation includes the _____________
  ক

  name of the network

  খ

  name of the remote directory to be mounted

  গ

  name of the server machine storing it

  ঘ

  all of the mentioned
• The mount mechanism ________ a transitive property.
  ক

  exhibits

  খ

  does not exhibit

  গ

  may exhibit

  ঘ

  none of the mentioned
• ___________ mounts, is when a file system can be mounted over another file system, that is remotely mounted, not local.
  ক

  recursive

  খ

  cascading

  গ

  trivial

  ঘ

  none of the mentioned
• The _________ becomes the name of the root of the newly mounted directory.
  ক

  root of the previous directory

  খ

  local directory

  গ

  remote directory itself

  ঘ

  none of the mentioned
• A _________ directory is mounted over a directory of a _______ file system.
  ক

  local, remote

  খ

  remote, local

  গ

  local, local

  ঘ

  none of the mentioned
• A machine in Network file system (NFS) can be ________
  ক

  client

  খ

  server

  গ

  both client and server

  ঘ

  neither client nor server
• All the changes that were done from a transaction that did not commit before the system crashed, have to be _________
  ক

  saved

  খ

  saved and the transaction redone

  গ

  undone

  ঘ

  none of the mentioned
• What is a circular buffer?
  ক

  writes to the end of its space and then continues at the beginning

  খ

  overwrites older values as it goes

  গ

  all of the mentioned

  ঘ

  none of the mentioned
• When an entire committed transaction is completed, ___________
  ক

  it is stored in the memory

  খ

  it is removed from the log file

  গ

  it is redone

  ঘ

  none of the mentioned
• Once the changes are written to the log, they are considered to be ________
  ক

  committed

  খ

  aborted

  গ

  completed

  ঘ

  none of the mentioned
• Each set of operations for performing a specific task is a _________
  ক

  program

  খ

  code

  গ

  transaction

  ঘ

  all of the mentioned
• A consistency checker __________________ and tries to fix any inconsistencies it finds.
  ক

  compares the data in the secondary storage with the data in the cache

  খ

  compares the data in the directory structure with the data blocks on disk

  গ

  compares the system generated output and user required output

  ঘ

  all of the mentioned
• A systems program such as fsck in ______ is a consistency checker.
  ক

  UNIX

  খ

  Windows

  গ

  Macintosh

  ঘ

  Solaris
• Some directory information is kept in main memory or cache to ___________
  ক

  fill up the cache

  খ

  increase free space in secondary storage

  গ

  decrease free space in secondary storage

  ঘ

  speed up access
• With _______ a requested page and several subsequent pages are read and cached.
  ক

  write ahead

  খ

  read ahead

  গ

  free-behind

  ঘ

  add-front
• In the optimized technique for sequential access ___________ removes a page from the buffer as soon as the next page is requested.
  ক

  write ahead

  খ

  read ahead

  গ

  free-behind

  ঘ

  add-front
• A file being read or written sequentially should not have its pages replaced in LRU order, because _____________
  ক

  it is very costly

  খ

  the most recently used page will be used last

  গ

  it is not efficient

  ঘ

  all of the mentioned
• In ___________ writes, the data is stored in the cache.
  ক

  Asynchronous

  খ

  Regular

  গ

  Synchronous

  ঘ

  Irregular