Question

Smt.H.A Pandya English school
Std:6th
S.A-1
Marks:-50
Subject: Computer
Date : 31/
Name: Vishwakarma Puras
Division:
1. Theebacus is the earliest calculating device.
(Alabacus (B) Napier's Bones (C) Blaiser (D) Wheel
Bones
2.aplex was a set of rods carved from bones
(A) Abacus (By Napier's Bones (C) Charles (D) Engine
3. Inspired by Napier's Bones, William Oughtred invented a device called
(A) Multiplier Wheel
(B) Slide Rule (C) machine (D) Slide
4. Blaise Pascal invented a mechanical calculating machine called the
(A) Blaiser
(B) Pascaline
(C) Blaiser
(D) Wheel
modified the Pascaline and introduced a new machine, which cou​

Answer 1

Answer:

Answer of 4th is B) Pascaline