Shell A command-line interface Much faster to use More powerful Easily extensible bash shell--default shell in most linux systems Tanenbaum, Modern Operating Systems 3 e, (c)2008 Prentice-Hall, Inc. All rights reserved. 0-13-6006639Shell A command-line interface • Much faster to use. • More powerful. • Easily extensible. • bash shell—default shell in most Linux systems. Tanenbaum, Modern Operating Systems 3 e, (c) 2008 Prentice-Hall, Inc. All rights reserved. 0-13-6006639