Multiple Choice
The earliest calculators were manual counting devices, such as the ____.
A) abacus
B) slide rule
C) control unit
D) Analytical Engine
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q43: When an operating system uses _, it
Q44: The motherboard is the main circuit board
Q45: Plotters, sometimes referred to as data or
Q46: _ cables transfer uncompressed video data and
Q47: A _ is a test run by
Q49: Optical media include CDs, DVDs, and Blu-ray
Q50: Move two fingers together to complete the
Q51: The binary number system consists of only
Q52: Many videos include the option to turn
Q53: To use the _ of mobile devices,