xz is a lossless data compression program and file format which incorporates the LZMA/LZMA2 compression algorithms. One can think of xz as a stripped-down version of the 7-Zip program. xz has its own file format rather than the .7z format used by 7-Zip (which lacks support for Unix-like file system metadata).
In general, an ePortfolio is a purposeful collection of information and digital artifacts that demonstrates development or evidences learning outcomes, skills or competencies.
assort(Verb) To be of a kind with. assort(Verb) To be associated with; to consort with. Assort(verb) to separate and distribute into classes, as things of a like kind, nature, or quality, or which are suited to a like purpose; to classify; as, to assort goods. [Rarely applied to persons.] Assort(verb) to furnish with, or make up of, various sorts or a variety of goods; as, to assort a cargo.