UNIX/Linux Goals Designed by programmers, for programmers Designed to be Simple Elegant(精练的) Consistent Powerfi Flexible ISA rma principle of least surprise Tanenbaum, Modern Operating Systems 3 e, (c)2008 Prentice-Hall, Inc. All rights reserved. 0-13-6006639UNIX/Linux Goals • Designed by programmers, for programmers • Designed to be: • Simple • Elegant (精练的) • Consistent • Powerful • Flexible Tanenbaum, Modern Operating Systems 3 e, (c) 2008 Prentice-Hall, Inc. All rights reserved. 0-13-6006639 • ls A* • rm A* • --principle of least surprise