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When must a function throw an exception?
A function must throw an exception when it's not able to fulfil its promise.
As soon as function detects a problem which prevents it from fulfilling its promise, it must throw an exception. If function is able to handle problem, recover itself and deliver promise, the exception shouldn't be thrown.
If an event occurs very frequently then exception handling isn't the best way to deal with it. It requires proper fixation.
When to Re-Engineer? When the system alter are mostly confined to part of the system then re-engineer that part. When hardware or software support becomes obsolete.
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When you write to a file, you do what?
what resources are used when a thread is created ?
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Draw E-R diagram for the following situation An account is a relationship between customer and bank. A customer has a name. A bank has a branch. A customer may have numerous ac
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