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True/False. All staternenta are weth nespect to ether the eperatienal semantici for uscheme of an impleme-tation of Scheme. Evaluatifes at expreniun can change the efrirentrent
True/False. All staternenta are weth nespect to ether the eperatienal semantici for uscheme of an impleme-tation of Scheme. Evaluatifes at expreniun can change the efrirentrent liee, revalt in a new envirurmentl. A stare is a mapping trom locations to values. An enviranment b a mapsitg trom names to locations. Evaluatires a CON5 espressien riquires intrudacireg teo fresh locations. Evaluatirng a definitien cat change the emvirentrent (ie., resul in an neE atwirente-1?. An esviranment b a mappitg trom mames to valeeti. Evaluatirg an APPLY expressisn alwars req-ires intrudacing trish locations. Evaluatirn at exprenion can change the sture fie, nsut in a new serel. All mames are bound is a wingle ervirentre-t. Nanes may be beuzd in a functios entirusment, al glabal variable afwirente-t, or a formal. parameter ewvironment. Evaluating a LETREC expressien requirei binding locations to intipecfied valaek. Evaluatires a LAMEDA espression riquirei intrudatife trish locations. Evaluatirge an APPLY exprissien mever reguires intrudatife trish locations. It is sale to implement rehinding in a were by mueatifes as exsting binding Evaluatirse a definitien cat change the sbere fi.e. resut in a nem sterel. Evaluatirg a LET espressien riquirei binding lecations bo intipecfied valaek. Evaluatirge a WAL definition alwars req-ires intrudecifeg a lrush location. Evaluatires a LETSTAR espression riquirei binding lecatiens 60 -nipecfied waleeh. th is sabe to implement rething in an efvisentest by mueatifn an existine bindiag. A stare is a mappifeg tront
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