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Design patterns interview questions
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Design
patterns interview questions1
A pattern is a proven (and recurring)
solution to a problem in a context. Each pattern describes a problem
which occurs over and over again in our environment, and describes its
solution to this problem in such a way that we can use this solution a
lots of times.
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Design
patterns interview questions2
Provides a solution for
pre-processing and post-processing a request. It allows us to
declaratively apply filters for intercepting requests and responses. For
ex. Servlet filters.
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Design
patterns interview questions3
This pattern hides the complexity
of business components and centralizes the workflow. It provides
course-grained interfaces to the clients which reduces the remote method
overhead. This pattern fits well with declarative transactions and
security management.
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