Figure 14.1 The modern integrated computer environment

Figure 14.2 A simplified diagram of operating system services

Figure 14.3 MS-DOS memory map

Figure 14.6 Loading and executing a program

Figure 14.6 (continued)

Figure 14.7 Sharing the CPU during I/O breaks

Figure 14.8 Time-sharing the CPU

Figure 14.9 A typical system status report (part I)

Figure 14.9 (continued)

Figure 14.9 (continued)

Figure 14.9 A typical system status report (part II)

Figure 14.9 (continued)

Figure 14.14 Job card deck used to compile and execute a FORTRAN program