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GK One-Line Question & Answer

15541+ short questions with short answers, covering every category and sub-category on the site — no long articles to scroll through. Good for a fast recap before an exam, or a few minutes of daily practice.

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Computer Fundamentals → Generations of Computer 3

Second generation computers used which high-level language first?
FORTRAN
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Which OS was introduced with third generation IBM 360 computers?
OS/360
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Integrated circuits were invented by?
Jack Kilby and Robert Noyce independently
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Computer Fundamentals → Introduction to Computer 27

Transistors are made of which material primarily?
Germanium (early) then Silicon
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Apple II (1977) belongs to which computer generation?
Fourth
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Which generation introduced multi-core processors?
Late Fourth/Fifth
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The transistor was awarded the Nobel Prize in Physics in?
1956
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Jack Kilby received Nobel Prize for IC invention in?
2000
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Which generation computer ran on 110 volts and occupied entire rooms?
First
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Magnetic core memory was invented by?
Jay Forrester
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Which statement about 5th generation computers is CORRECT?
They are based on AI and knowledge processing
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The first laptop computer was?
Osborne 1
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What did ENIAC stand for?
Electronic Numerical Integrator and Computer
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Which generation introduced RISC architecture?
Fourth
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Generation Zero computers were?
Mechanical (Babbage era)
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The ILLIAC IV was a?
Massively parallel supercomputer
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Which computer used the first mouse?
Xerox Alto
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The Intel 8086 processor gave rise to which architecture?
x86
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Which generation computers were also called 'Minicomputers'?
Third
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Analog computers work on?
Continuous physical quantities
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Which of the following is a hybrid computer?
ECG machine
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Digital computers work on?
Discrete binary values
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Special purpose computers are designed for?
One specific task
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Quantum computers use which fundamental unit?
Qubit
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Capacitive touchscreen works using?
Change in electrical capacitance
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Resistive touchscreen works using?
Two conductive layers pressed together
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TWAIN is?
Standard API/protocol for scanner-software communication
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Pressure sensitivity in a graphics tablet stylus is measured in?
Levels (e.g., 8192 levels)
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Which pointing device is most precise for CAD/CAM applications?
Graphics tablet with stylus
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Force feedback device provides?
Tactile resistance/vibration simulating physical forces
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Computer Fundamentals → Internet Basics 2

Which generation saw the rise of the internet and World Wide Web?
Fourth
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Which decade saw the birth of the internet (ARPANET)?
1960s
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Computer Fundamentals → Input Devices 8

Which input device uses Electromagnetic Resonance (EMR) technology?
Graphics tablet (stylus)
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Which type of scanner has the highest resolution capability?
Drum
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3D mouse (6DoF device) is used in?
3D modeling and virtual reality navigation
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A keyboard's N-key rollover means?
N simultaneous keypresses all register correctly
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Anti-ghosting in keyboards prevents?
Multiple keys from appearing as one keypress
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Mechanical keyboard switches are preferred for?
Tactile/audible feedback and durability
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Which input device is used in cockpits for precise flight control?
HOTAS (Hands On Throttle And Stick)
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Fingerprint scanner working principle is?
Optical, capacitive, or ultrasonic sensing
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