AP CSA Unit 1: Lesson 6 - Numeric Casts

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Computer Science

AP Computer Science A

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7 Terms

1
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numeric casts
an important part of doing number calculators accurately
2
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casting
process of converting one data type to another
3
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widening conversion
to move a data type into a bigger box
4
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narrowing conversion
to move a data type into a smaller box
5
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truncates
it just chops off whatever is after the decimal point and throws it away
6
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round a positive
add 0.5 before casting to an int
7
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round a negative
subtract 0.5 before casting to an int