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The MCQs below are drawn from the Screening Test subject category.
Showing 9281–9290
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9281
What is 'CAPTCHA' used for?
A. To capture screenshots
B. To distinguish between human and machine input
C. To encrypt passwords
D. To speed up downloads
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Explanation
CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a challenge-response test used to determine whether or not the user is human.
9282
Which test is used to determine if a machine exhibits intelligent behavior equivalent to a human?
A. The IQ Test
B. The Turing Test
C. The Voight-Kampff Test
D. The Lovelace Test
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Explanation
Proposed by Alan Turing in 1950, the Turing Test evaluates a machine's ability to exhibit intelligent behavior indistinguishable from that of a human.
9283
Who is considered the father of theoretical computer science and artificial intelligence?
A. John von Neumann
B. Alan Turing
C. Claude Shannon
D. Norbert Wiener
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Explanation
Alan Turing formalized the concepts of algorithm and computation with the Turing machine and proposed the Turing Test for AI.
9284
Who developed DNA fingerprinting (profiling)?
A. James Watson
B. Alec Jeffreys
C. Kary Mullis
D. Francis Crick
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Explanation
Sir Alec Jeffreys developed DNA profiling in 1984, which revolutionized forensic science and paternity testing.
9285
What was the name of the prototype Space Shuttle used for atmospheric flight tests but never went to space?
A. Enterprise
B. Pathfinder
C. Endeavour
D. Constitution
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Explanation
Space Shuttle Enterprise was a test vehicle used for approach and landing tests in 1977; it lacked engines and a heat shield for orbit.
9286
What is the name of the spacecraft currently holding the record for the fastest human-made object?
A. Voyager 1
B. New Horizons
C. Parker Solar Probe
D. Juno
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The Parker Solar Probe, launched to study the Sun, uses gravity assists to achieve record-breaking speeds, eventually exceeding 430,000 mph.
9287
Which NASA mission deliberately crashed a spacecraft into an asteroid to test planetary defense?
A. Deep Impact
B. DART
C. NEAR Shoemaker
D. Armageddon
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Explanation
The Double Asteroid Redirection Test (DART) successfully impacted the asteroid moonlet Dimorphos in 2022 to change its orbit.
9288
What was the first international space mission, involving the docking of an American and a Soviet spacecraft?
A. Apollo-Soyuz
B. Shuttle-Mir
C. Gemini-Vostok
D. Soyuz-Skylab
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Explanation
The Apollo-Soyuz Test Project in 1975 marked the first time US and Soviet spacecraft docked in space, symbolizing a thaw in the Cold War.
9289
The 'Curiosity' rover was designed to explore which celestial body?
A. The Moon
B. Mars
C. Titan
D. Europa
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Explanation
NASA's Curiosity rover landed on Mars in 2012 to investigate the planet's climate and geology.
9290
Which was the first spacecraft to leave the solar system and enter interstellar space?
A. Voyager 1
B. Voyager 2
C. Pioneer 10
D. Pioneer 11
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Explanation
Voyager 1 crossed the heliopause in August 2012, becoming the first human-made object to enter interstellar space.
