noun
logical unit
Computing term for a functional component that performs logical operations, such as an arithmetic logic unit (ALU) or a logical partition.
CPUの中には論理装置が含まれている。
A logical unit is included inside the CPU.
この論理装置は複雑な演算を高速に処理する。
This logical unit processes complex operations at high speed.
演算装置 (arithmetic unit) specifically handles arithmetic operations, while 論理装置 (logical unit) focuses on logical operations; both are often combined in an ALU.
Compound of 論理 (logic) and 装置 (device, unit). A straightforward technical term with no obscure historical derivation.