Defines and describes the components and functions that constitute a microcomputer--bits, bytes, address register, cycle time, data path, and bus. Characteristics of 8-, 16-, and 32-bit machines are explained in detail, and microprocessor evolution, architecture, and implementation are discussed. Application characteristics or types for each bit…

Consumers and producers of educational software must make decisions about what kind of software to buy and create. Both groups must base these decisions on criteria that consider what it is important to learn in our technological era, what is workable, and what is currently practical and cost-effective. Five criteria that are central to these…

Discusses the trends toward developing "spelling checkers" for word processing programs. Compares 19 different commercial dictionary programs with regard to word size, dictionary source, number of words checked, memory requirement, algorithm type, and cost. Cautions against becoming too dependent on spelling checkers, noting their shortcomings.…