What is the name of the first calculator?Difference EngineAbacusNapier’s BonesAnalytical Engine

Who is credited with inventing the first mechanical calculator?*Alan TuringAda LovelaceCharles BabbageBlaise Pascal

What was the first electronic computer called?*Difference EngineENIACManchester BabyAnalytical Engine

The Difference Engine and the Analytical Engine were invented byA. Ada Lovelace and Charles BabbageB. Blaise PascalC. Blaise Pascal and Ada LovelaceD. Charles Babbage

Babbage's first difference engine uses _____ to perform calculations.Group of answer choicesPunch cardsNumber wheelsSlide ruleElectromechanics

2. Which was the computer conceived by Babbage ?Analytical EngineArithmetic MachineDonald KnuthAll of the above