\ˌaktɪvˈe͡ɪʃən ɹˈɛkɔːd], \ˌaktɪvˈeɪʃən ɹˈɛkɔːd], \ˌa_k_t_ɪ_v_ˈeɪ_ʃ_ə_n ɹ_ˈɛ_k_ɔː_d]\
Definitions of ACTIVATION RECORD
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(Or "data frame", "stack frame") A data structurecontaining the variables belonging to one particular scope(e.g. a procedure body), as well as links to other activationrecords.Activation records are usually created (on the stack) onentry to a block and destroyed on exit. If a procedure orfunction may be returned as a result, stored in a variable andused in an outer scope then its activation record must bestored in a heap so that its variables still exist when itis used. Variables in the current scope are accessed viathe frame pointer which points to the current activationrecord. Variables in an outer scope are accessed by followingchains of links between activation records. There are twokinds of link - the static link and the dynamic link.
By Denis Howe
Word of the day
- solution alphanaphthol, balsam tolu, benzoin, copal, oil thyme in ether; applied to skin, the ether evaporates and leaves a thin protective film, like that of collodion. A form of surgical dressing similar to collodion. An antiseptic varnish consisting copal resin, benzoin, balsam tolu, oil of thyme, alpha-naphthol, and ether.