IBM Assembler: An Intuitive Approach

Text for a sophomore course that uses an IBM mainframe computer. Follows structured programming techniques and explains the motivation behind the implementation of assembly instructions in terms of computer organization. Introduces each language statement by explaining the reason behind its implementation and discusses how the instruction forms a component of the language. Covers the essential tools, including subprograms, of structured programming. Uses numerous examples to describe input/output instructions, addressing memory, Job Control Language, and more.