Slide 3-1 Copyright © 2003 Pearson Education, Inc. Figure: Computer Science an overview EDITION 7...

1 Copyright © 2003 Pearson Education, Inc.

Figure:

Computer Sciencean overview

EDITION 7

J. Glenn Brookshear


C H A P T E R 3

Operating Systemsand Networks


Figure 3.1: Batch processing


Figure 3.2: Interactive processing


Figure 3.3: Software classification


Figure 3.4: The shell as an interface between users and the operating system


Figure 3.5: The booting process


Figure 3.6: Time-sharing between process A and process B


Figure 3.7: The client/server model


Figure 3.8: Identical communication structure between clients and servers operating on the same machine and distributed among different machines


Figure 3.9: A deadlock resulting from competition for nonshareable railroad intersections


Figure 3.10: Network topologies (continued)


Figure 3.10: Network topologies


Figure 3.11: The distinction between a bridge and a router


Figure 3.12: A typical approach to connecting to the Internet


Figure 3.13: A typical URL


Figure 3.14: A simple Web page expressed in HTML


Figure 3.15: Communication over a ring network


Figure 3.16: Communication over a bus network


Figure 3.17: Package-shipping example


Figure 3.18: The Internet software layers


Figure 3.19: Following a message through the Internet (continued)


Figure 3.19: Following a message through the Internet


Figure 3.20: Choosing between TCP and UDP

Documents