single-step operation; step-by-step operation
Computing term for executing a program or process one instruction at a time, often for debugging or manual control.
During debugging, we check the program's behavior using single-step operation.
ステップ実行 is a more common and general term for step-by-step execution in programming, while 逐一命令操作 is a more formal or technical compound often used in documentation.
Compound of 逐一 (one by one), 命令 (instruction), and 操作 (operation). A technical term likely coined in computing contexts.