type - Indicate how a command name is interpreted.
1. An executable program- like all those files we saw in /usr/bin.
type - Indicate how a command name is interpreted.
1. An executable program- like all those files we saw in /usr/bin.
1. What is GNU?
GNU即「Gnu is Not Unix」的縮寫,與UNIX相容的軟體系統,但相較於UNIX,此系統自由地給予想使用它的人。
1. 資訊組織的程序,其本質為Taxonomy(分類學)、ontology(本體論)。
2. Natural order-->Scientific classification-->Library classification (KO)
1. Group 2 EntityàPerson, Corporate Body
2. Represent those responsible for the intellectual or artistic content, the physical production and dissemination, or the custodianship of the entities in the first group.