Top 250+ Solved Computer Architecture and Organization MCQ Questions Answer
Q. DNS database contains
a. name server records
b. hostname-to-address records
c. hostname aliases
d. all of the mentioned
Q. If a server has no clue about where to find the address for a hostname then
a. server asks to the root server
b. server asks to its adjcent server
c. request is not processed
d. none of the mentioned
Q. Which one of the following allows client to update their DNS entry as their IP address change?
a. dynamic dns
b. mail transfer agent
c. authoritative name server
d. none of the mentioned
Q. The right to use a domain name is delegated by domain name registers which are accredited by
a. internet architecture board
b. internet society
c. internet research task force
d. internet corporation for assigned names and numbers
Q. The domain name system is maintained by
a. distributed database system
b. a single server
c. a single computer
d. none of the mentioned
Q. Which one of the following is not true?
a. multiple hostnames may correspond to a single ip address
b. a single hostname may correspond to many ip addresses
c. a single hostname may correspond to a single ip address
d. none of the mentioned
Q. Simple mail transfer protocol (SMTP) utilizes as the transport layer protocol for electronic mail transfer.
a. tcp
b. udp
c. dccp
d. sctp
Q. Which one of the following protocol is used to receive mail messages?
a. smtp
b. post office protocol (pop)
c. internet message access protocol (imap)
d. ftp
Q. What is on-demand mail relay (ODMR)?
a. protocol for smtp security
b. an smtp extension
c. protocol for web pages
d. protocol for faster mail transfer
Q. An SMTP session may not include
a. zero smtp transaction
b. one smtp transaction
c. more than one smtp transaction
d. one http transaction
Q. Which layer is responsible for process-to- process delivery?
a. physical layer
b. network layer
c. transport layer
d. application layer