(A) Electronic computer (X)
(B) mechanical computer (X)
(C) electronic calculator (X)
(D) mechanical calculator ()
Answers: Abacus was the first mechanical calculator.
(A) Electronic computer (X)
(B) mechanical computer (X)
(C) electronic calculator (X)
(D) mechanical calculator ()
Answers: Abacus was the first mechanical calculator.
TodayMCQs