pete
BAN USER
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This is a generic question. You need to ask questions up-front first in order to test out the whiteboard effectively. Some questions that come to mine are..
- what are the use cases of the white board?
- who is the white board are going to use by?
- what type of markets are designed for the white board?
...
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CareerCup is the world's biggest and best source for software engineering interview preparation. See all our resources.
The Singleton is a object-oriented designed pattern where you ensure there is one and only one instance of a class being used. An example where you want to use this pattern is when designing cash register. A cash register can be decompose to smaller individual items including a sales tax calculator. There should be only one instance of the tax calculator used.
- pete May 30, 2012