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16 Cards in this Set
- Front
- Back
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Names are the _____________ in programming |
basic unit |
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Identifiers are.... |
names |
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symbols like "+" are... |
names |
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define binding |
connection between name and object |
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define scope |
max textual part where binding holds in program |
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static binding |
closest textual declaration of a variable (similar to java, c , etc) |
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dynamic binding |
most recent binding of variable |
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when is static binding done |
before run-time |
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when is dynamic binding done |
during runtime |
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whats good about early binding vs later binding |
greater efficiency |
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whats good about later binding vs early binding |
greater flexibility |
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an object becomes garbage when ____________ |
is outlives its binding
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the name becomes dangling if ___________ |
the binding outlives the object |
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how to destruct memory in static, stack, heap memory |
static - cannot be deconstructed (global) stack - by popping of stack heap - releasing occupied space |
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scopes rule for global variables |
permanent binding, deactivated by local variable with same name |
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scope rule for local variables |
lifetime up until end of block, created in stack |
