Assembly languageAlow-level programminglanguage in which amnemonic representseach of the machine-language instructions fora particular computerAssemblerA programthat translates anassembly-languageprogram in machinecode7.5Assembly Language207Where did the E come from? It is the first character in the machine-language program! The Pep/7 system is expecting input from the activescreen. We must load the program and then create a new screen and writethe character we wish to input. Now when we click on Execute, theprogram works as we expected. Here is the output screen after entering thecharacter N in a separate window.You are asked in the exercises to insert a blank before the initial to makethe output more readable.Notice in all of these programs that the instructions and the data that isbeing manipulated are both stored in memory, demonstrating the princi-ples of the von Neumann architecture.
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