Distributed Computing System (DCS) MCQs | Page - 3

Dear candidates you will find MCQ questions of Distributed Computing System (DCS) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 52.61K Points
Coach

Q. In all reliable multicast group communication              

(A) n\ response expected from the receiver
(B) response from any of the receiver required
(C) response from \m\(1<m<n) of the \n\ receiver required
(D) response needed from all the receivers
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Mr. Dubey • 52.61K Points
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Q. If processes p and q both receive messages m and m', then p receives m before m' if and only if q receives m before m'.The order delivery is called

(A) absolute ordering
(B) consistent ordering
(C) causal ordering
(D) fifo ordering
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M

Mr. Dubey • 52.61K Points
Coach

Q. What is close group in group communication?

(A) only members can send messages to the group as a whole
(B) processes that are not members (clients) can send message to the group.
(C) the idea of groups is to support replicated servers
(D) processes that are not members (clients) but close to the group can send message to the group.
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Mr. Dubey • 52.61K Points
Coach

Q. In Casual consistency model all processes shared accesses in

(A) random order
(B) same order
(C) sequential order
(D) specific order
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Mr. Dubey • 52.61K Points
Coach

Q. In which of the following consistency model all writes become perceptible to all processes

(A) strict
(B) weak
(C) casual
(D) sequential
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Mr. Dubey • 52.61K Points
Coach

Q.                  consistency is that write operations by the same process are performed in the correct order everywhere.

(A) weak
(B) strict
(C) eventual
(D) fifo
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Mr. Dubey • 52.61K Points
Coach

Q. Any successive write operation by a process on a data item x will be performed on a copy of x that is up to date with the value most recently read by that process.

(A) monotonic-write
(B) writes follows reads
(C) read your writes
(D) monotonic-read
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Mr. Dubey • 52.61K Points
Coach

Q. replicas are used only to improve access time on data

(A) client initiated
(B) server initiated
(C) permanent
(D) dynamic
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Mr. Dubey • 52.61K Points
Coach

Q. In                                  receivers never acknowledge the successful delivery of multicast message but instead report only when missing the message.

(A) basic reliable multicasting
(B) non-hierarchical feedback control
(C) hierarchical feedback control
(D) atomic multicast
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Mr. Dubey • 52.61K Points
Coach

Q. A problem with the                  protocol is that when the coordinator has crashed, participants may not be able to reach a final decision.

(A) one-phase commit
(B) three-phase commit
(C) two-phase commit
(D) virtual synchrony
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