History and Evolution of Computers Quiz - CBSE Class 9 Computer Science
Free practice quiz: History and Evolution of Computers (CBSE Class 9 Computer Science). 20 multiple-choice questions with answers and explanations. Play online, no sign-up needed.
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Which device is considered the first mechanical computer?
- Analytical Engine
- Difference Engine
- ENIAC
- Z3
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Answer: B. Difference Engine
The Difference Engine, designed by Charles Babbage, is considered the first automatic mechanical computer.
What is notable about the IBM System/360?
- First vacuum tube computer
- First transistor computer
- First computer family to offer backward compatibility
- First computer to use a GUI
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Answer: C. First computer family to offer backward compatibility
The IBM System/360 was notable for being the first computer family to offer backward compatibility, allowing older and newer models to work together.
What was the primary function of the Colossus computer?
- Calculating artillery trajectories
- Breaking encrypted German messages
- Managing financial transactions
- Simulating nuclear tests
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Answer: B. Breaking encrypted German messages
Colossus was used during World War II by British codebreakers to help decipher the Lorenz-encrypted (Tunny) messages used by the Nazis.
Which language is considered the first high-level programming language?
- Fortran
- COBOL
- Lisp
- BASIC
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Answer: A. Fortran
Fortran, developed in the 1950s, is considered the first high-level programming language designed for mathematical and scientific computations.
What advancement is primarily associated with the fifth generation of computers?
- Artificial Intelligence
- Graphical User Interface
- Networking
- Distributed Computing
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Answer: A. Artificial Intelligence
The fifth generation of computers is characterized by the introduction of artificial intelligence, enabling computers to perform tasks that require human-like decision making.