IBM 1401 Simulator [B1401] Tutorial

Lesson 5

Objective: Multiply subroutine

Introduction to SPS programming and use in Simulator

Installation: Copy and unzip lesson5.zip file to lesson5 folder.

  1. Double click on B1401.exe icon.
  2. Observe and understand what happens.
  3. Enter different numbers.
    1. Change source program.
    2. Modify object deck.
  4. Enter numbers from a card following the program.
  5. Test the above .
  6. What about larger numbers. Say 50 digits.