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Data Science and Artificial Intelligence Quiz Quiz

Test your knowledge and reasoning skills with this GATE-level General Aptitude quiz designed for Data Science and Artificial Intelligence aspirants. Evaluate your abilities in analogies, logical reasoning, mathematics, and language proficiency, all tailored for competitive exam preparation.

  1. Analogical Reasoning

    Courage is to bravery as yearning is to which of the following?

    1. Yelling
    2. Longing
    3. Yawning
    4. Glaring

  2. Grammar Completion

    We ___ tennis in the lawn when it suddenly started to rain.

    1. would have been playing
    2. could be playing
    3. have been playing
    4. had been playing

  3. Counting in a Matrix

    Given a 4 x 4 digital image with pixel intensities as follows:n0 1 0 2n4 7 3 3n5 5 4 4n6 7 3 2nHow many pixels have intensity less than or equal to 4?

    1. 3
    2. 11
    3. 9
    4. 8

  4. Logical Assignment

    In a figure, numbers associated with a rectangle, triangle, and ellipse are 1, 2, and 3, respectively. Which combination of P, Q, and R is most appropriate?

    1. P=3; Q=6; R=6
    2. P=6; Q=5; R=3
    3. P=5; Q=6; R=3
    4. P=5; Q=3; R=6

  5. Geometry Reasoning

    A rectangle has length L and width W, with L u003E W. If the width W increases by 10%, which statement is correct for all values of L and W?

    1. Area increases by 10%.
    2. Length of the diagonals increases by 10%.
    3. The rectangle becomes a square.
    4. Perimeter increases by 10%.

  6. Match the Columns

    Given statements and responses:nColumn-I: P. This house is in a mess. Q. I am not happy with the marks given to me. R. Politics is a subject I avoid talking about. S. I don't know what this word means.nColumn-II: 1. Alright, I won't bring it up during our conversations. 2. Well, you can easily look it up. 3. No problem, let me clear it up for you. 4. Don't worry, I will take it up with your teacher.nWhich is the correct matching?

    1. P-4; Q-1; R-2; S-3
    2. P-3; Q-4; R-1; S-2
    3. P-1; Q-2; R-4; S-3
    4. P-2; Q-3; R-1; S-4

  7. Function Analysis

    Suppose the weight of a person is a function of age that increases until age 50 and then decreases. For two brothers with ages a₁ u003C a₂ and identical weight functions, which of the following must be true about their ages when their weights are equal?

    1. a₁ u003C a u003C 50
    2. 50 u003C a u003C a₂
    3. Either a₁ = 50 or a₂ = 50
    4. a₁ u003C 50 u003C a₂

  8. Combinatorial Geometry

    A regular dodecagon is inscribed in a circle of radius r. If triangles from the dodecagon's sectors are used to form squares of side r, how many squares can be formed and how many triangles are needed for each?

    1. 3:3
    2. 4:3
    3. 3:4
    4. 3;2

  9. Algebraic Manipulation

    If a real variable x satisfies 3·2ˣ = 27 × 9, what is the value of 2ˣ?

    1. 2⁻¹
    2. 2⁰
    3. 2³
    4. 2¹⁵

  10. Statistics and Averages

    A doctor consults X patients per shift over 100 shifts with fees ₹1000(X−0.2) per shift. If her patient distribution per shift is as follows: 5 patients: 10 shifts; 6: 40; 7: 30; 8: 20. What is her average earnings per shift?

    1. 6,000
    2. 6,100
    3. 6,300
    4. 6,500

  11. Conditional Expectation

    Suppose X and Y are random variables. What is E[E[X|Y]] equal to?

    1. E[Y]
    2. E[X|Y]
    3. E[X]
    4. E[Y|X]

  12. Computational Complexity

    For an n × n upper triangular matrix, what is the order of additions and multiplications required for Gaussian elimination?

    1. O(n²)
    2. O(n)
    3. O(n³)
    4. O(n⁴)

  13. Matrix Row Sum Properties

    Let A be a real n×n matrix where the sum of each row is 1. If B = A³ − 2A² + A, which statement is correct regarding the equation Bx = 0 for x in ℝⁿ?

    1. The equation Bx = 0 has a non-trivial solution.
    2. The only solution to Bx = 0 is the zero vector.
    3. The equation Bx = 0 has no solution.
    4. Bx = 0 is equivalent to Ax = x.

  14. Error Identification

    In the sentence 'He didn't knew the answer to the question,' which phrase contains the grammatical error?

    1. 'to the question'
    2. 'the answer'
    3. 'He didn't knew'
    4. 'the answer to'

  15. Logical Arrangement

    Which is the correct order of steps to solve a quadratic equation ax² + bx + c = 0?

    1. Factorize, Set = 0, Solve for x
    2. Complete the square, Factorize, Solve for x
    3. Set equation = 0, Use quadratic formula, Simplify
    4. Set equation = 0, Divide by a, Complete the square
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