EXECUTE CHANNEL PROGRAM
\ˈɛksɪkjˌuːt t͡ʃˈanə͡l pɹˈə͡ʊɡɹam], \ˈɛksɪkjˌuːt tʃˈanəl pɹˈəʊɡɹam], \ˈɛ_k_s_ɪ_k_j_ˌuː_t tʃ_ˈa_n_əl p_ɹ_ˈəʊ_ɡ_ɹ_a_m]\
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(EXCP) An IBM system for low-level fileaccess, where the programmer is completely responsible forproviding a list of device-specific "channel comands" to beexecuted by I/O channels, control units and/or devices.The operating system will simply check the "CCW" chainsfor security purposes (access invalid memory or outside offile extents) and then schedule them for execution.
By Denis Howe
Word of the day
tinctura quininae ammoniata
- A preparation made by dissolving quinin sulphate in alcohol [Br. Ph.].
Nearby Words
- executability
- executable
- executable content
- executant
- execute
- Execute Channel Program
- executed
- executer
- executing
- execution
- execution of instrument