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QUESTION
a) Security is a very crucial component in a Distributed System. Describe three properties of a secure channel.
b) During packet transmission, messages are subdivided into packets. Give two reasons why restricted length of packets are used.
c) Differentiate between Packet and Circuit Switching.
d) Explain the term "Virtual Circuit Packet Delivery".
e) The Network Time Protocol service can be used to synchronize computer clocks. Explain why, even with this service, no guaranteed bound given for the difference between two clocks.
a) Give three UDP features and three TCP features.
b) Give three main sources of overhead.
c) Is it conceivably useful for a port to have several receivers?
d) Define the semantics for and design a protocol for a group form of request reply interaction, for example using IP multicast.
List the layers of OSI There are seven layers in OSI model a. Physical Layer b. Data Link Layer c. Network Layer d. Transport Layer e. Session Layer f. Presen
Name the OSI layer which performs code conversion, code formatting and encryption Ans) Presentation layer performs code conversion, code formatting and encryption
In reg-mem architecture, clock cycle is 10 ns wide. It is proposed that reg-reg architecture be used instead, that reduces the clock cycle by 2 ns. However, it requires an addition
Which command saves the configuration stored in RAM to NVRAM Ans) copy running-config startup-config is the command which saves the configuration stored in RAM to NVRAM
Recognize the command that configures serial0 for PPP encapsulation Ans) Router(config-if)# encapsulation ppp
What is the suggestion of increasing and decreasing subnet Bits?
What is workstation? A workstation is a node in network that is more useful and can occur local information processing or graphics processing. A workstation generally has an in
Recognize the two commands that copies the configuration in NVRAM to RAM Ans) a) Copy startup-config running-config b) Configure memory
What is Security solutions Though there are a number of security solutions available due to sophistication in technology, there are a number of risks and difficulties attached
What are the advantages of Star Topology? The advantages of star topology are: a. Relatively easy to configure. b. Simple to troubleshoot c. Media faults are automatic
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