
Objectives
• Describe micro-, mini- and mainframe computers and their uses
(1).
• Describe the ranges and types of computers and peripherals
currently available (1.1); distinguish between batch, on-line and
real-time systems (1.2).
• Describe applications to numerical computation, commercial data
processing and industrial control processes (1.3).
• Describe the tasks undertaken in DP and the organization of these
tasks (2).
• Describe the functions of data preparation, data control, computer
operations, applications programming, systems analysis and de-
sign,
database administration and network control (2.1).
• List the phases of a DP