COMPUTER EVOLUTION Flashcards
(14 cards)
What is a computer?
An electronic device that can accept data (input), process it, and output results in a meaningful way.
What are the key features of a computer?
Input, Processing, Output, and Storage.
What is input in computing?
Accepting data from the user through devices like a keyboard, mouse, or scanner.
What is processing in computing?
Performing calculations and operations on data.
What is output in computing?
Presenting processed results through display, printer, speakers, etc.
What is storage in computing?
Saving data for future use on devices like hard drives and memory.
What are Personal Computers (PCs)?
Desktop computers designed for individual use.
What are laptops?
Portable computers with integrated displays and keyboards.
What are servers?
Powerful computers that store and manage data for multiple users.
What defines first-generation computers?
They used vacuum tubes, were large and bulky, and had high power consumption. Examples include ENIAC and UNIVAC. Years: 1940s-1950s
What defines second-generation computers?
They used transistors, were smaller and faster, and had lower power consumption. Examples include IBM 1401 and IBM 7090. Years: 1950s-1960s
What defines third-generation computers?
They used integrated circuits (ICs) or chips, were faster, smaller, and more reliable. Examples include IBM System/360 and DEC PDP-11. Years: 1960s-1970s
What defines fourth-generation computers?
They use microprocessors, are very powerful, and include personal computers. Examples include Apple II, IBM PC, and Macintosh. Years: 1970s-Present
What are some anticipated future advancements in computing?
Advancements in AI, quantum computing, and other technologies.
