Complete the sentence about the earliest computing device.
The [1] was one of the first mechanical computing devices.The abacus is an ancient tool used for arithmetic calculations, dating back thousands of years and considered one of the earliest computing devices.
Complete the sentence about the first programmable computer.
The [1] machine, designed by Charles Babbage, is considered the first programmable mechanical computer.The Analytical Engine was a design by Charles Babbage for a mechanical computer that could be programmed using punched cards.
Fix the error in the statement about the first electronic computer.
The [1] was the first electronic general-purpose computer built during World War II.ENIAC (Electronic Numerical Integrator and Computer) was the first electronic general-purpose computer, completed in 1945.
Fill both blanks to complete the sentence about the invention that revolutionized personal computing.
The [1] microprocessor, introduced by [2], made personal computers affordable and popular.
The Intel 4004 was the first commercially available microprocessor, introduced by Intel, which helped make personal computers possible.
Fill all three blanks to complete the timeline of computing milestones.
In [1], the [2] computer was introduced by [3], marking the start of the personal computer era.
The Apple II, introduced by Apple in 1977, was one of the first successful personal computers widely available to consumers.