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(a) Draw a use-case model for the above system. You must identify all possible actors and use-cases.
(c) Explain the difference between a structured methodology for developing software and the object-oriented approach. Use examples to illustrate your answer.
(a) Build a class model for the above system. You must identify all possible classes, their relationships, relationship multiplicities, two attributes and two methods for each class.
(b) Explain the difference between a link and an association. Use a simple example to illustrate your answer.
(c) Briefly explain the terms ‘cohesion' and ‘coupling'.
(d) What are the main factors which contribute to software complexity?
(a) Draw a Sequence Diagram for the process of assigning a driver to a particular bus going on a special route. Show clearly the objects involved and the flow of messages.
(b) What is a state diagram? Use an example from the case study to illustrate your answer.
One of the most popular models for designing parallel algorithms is PRAM (Parallel Random Access Machine). A PRAM consists of unbounded number of processors interrelating with each
What is the suggestion of increasing and decreasing subnet Bits?
stop and wait arq
Q. Explain about Multiplicative Decrease ? Multiplicative Decrease (MD) if a time-out take places the threshold is set to one maximum segment size (TCP Tahoe, TCP Reno).
Can you describe PPP packet format?
Data link layeris called as error detection layer
today, what is the most common or mostly encountered problem in terms of database management system?
Advantage of Repeaters Repeaters provide the advantage of increasing type size of LAN or connecting LAN segments. Repeater can overcome 10 base 5 Ethernet LANM restrictio
A multiple activity chart records the related sequence of activities of more than one subject, men and / or machine on a common time scale showing the relationship between
Q. What is Bipolar Encoding? - Uses three voltage levels negative, positive and zero - Zero level represents binary 0; 1s are represented with alternating positive and negat
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