Select the correct answer.ENIAC was the first instance of what? A. maglev trains B. GPS devices C. robotics D. electronic computers

Which of the following was the first mechanical computer?a. ENIACb. UNIVACc. Analytical Engined. Z3

What technology did the ENIAC use for its operations?a. Transistorsb. Vacuum tubesc. Integrated circuitsd. Mechanical relays

Select the correct answer.The successful launch of Sputnik 1 was the first instance of what? A. satellite communication B. use of the Internet C. computer-operated robotics D. use of a GPS device

Which of the following is the earliest known calculating device?Select one:a.abacusb.Eniacc.Arpanetd.8086 processor

Which was the first commercially available microprocessor-based computer?*Altair 8800Commodore PETApple IIIBM PCWhat was the major innovation of the stored-program computer?*The ability to use a single machine to run different programsThe ability to perform complex calculations quicklyThe ability to process data using vacuum tubesThe ability to store data on magnetic tape