Programming in C - Constants, Variables and Data Types
27. If integer needs two bytes of storage, then maximum value of a signed integer is
- Option : B
- Explanation : In signed magnitude form, one bit is dedicated to store the sign(e.g., 1 for negative and otherwise). Only the remaining 15 bits are available to store the magnitude. Hence the answer.
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28. The minimum number of temporary variables needed to swap the contents of two variables is
- Option : D
- Explanation : Without any temporary variable, one can swap two given variables.
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- Option : C
- Explanation :
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30. If integer needs two bytes of storage, then maximum value of an unsigned integer is
- Option : A
- Explanation :
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