ALS has various meanings in the Genealogy category. Discover the full forms, definitions, and usage contexts of ALS in Genealogy.
An alternative name for an integrated catalog facility (ICF) user catalog, a file that is not a Virtual Storage Access Method (VSAM) file, or a member of a partitioned data set (PDS) or a partitioned data set extended (PDSE). 2.In EGL generation, a name that is placed in the output source file in place of the name that was in the EGL source code. In most cases, the original name is aliased because it was not valid in the target generation language.
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