The ____, a ruler-like device with a sliding strip in its center, lets users perform complex calculations.
A) abacus
B) slide rule
C) control unit
D) Analytical Engine

Question

Quizplus · Accepted Answer

The description matches a slide rule. The slide rule consists of a ruler-like device with a sliding central strip that enables users to perform complex calculations. The abacus is a counting device, the control unit is a component of a computer, and the Analytical Engine is an early mechanical computer.

The ____, a Ruler-Like Device with a Sliding Strip in Its