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Question:
(a) Explain the three categories of design patterns. Give two examples from each category.
(b) When describing a pattern what is the purpose of "The Intent", and "The Collaborators"
(c) What is an anti-pattern? Give two examples of anti-patterns.
(d) What are the three reasons for using design patterns?
If the product of two integers a and b is even after that prove that either a is even or b is even. Answer: It is illustrated that product of a and b is even so let a * b = 2n.
What is the advantage of wrapping database calls into MTS transactions? Ans) If database calls are made within the context of a transaction, aborting the transaction will undo a
pipelining hazards
Discuss two main approaches to identify free memory area in a heap. Two popular systems to identify free memory areas as a result of allocation and de-allocations in a heap are
How to Creating a Key Pair You can make a key pair using the Strong Name tool (Sn.exe). Key pair files usually have an .snk extension. To create a key pair at the command
Determine the level of state decomposition The level of state decomposition must be determined by judgement. A too fine grained model is unsuitable, such as, modelling all poss
n=(x*2)/(1=0) the value x=0 and is used to stop the algerithin.The calculation is repeated using values of x=0 is input. There is only a need to check for error positions. The va
Overflow condition in linked list may happen when attempting to Make a node when free space pool is empty.
Access to External Identifiers: An external identifier is one which is referred in one module though defined in another. You can declare an identifier to be external by including i
B2C -Business to Consumer This is where the consumer admittance the system of the supplier. It is still a two-way function but is usually complete solely by the Internet.
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