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CSS MCQs

Civil Superior Services — Complete MCQ Bank

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How to prepare for CSS

CSS is Pakistan’s premier federal competitive examination. Strong preparation requires conceptual clarity, broad general knowledge and consistent practice across compulsory and optional areas.

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1541
Mathematics Medium Uploaded: 21 Jun 2026

The sum of an infinite geometric series with first term 1 and ratio 1/2 is?

  • A1
  • B2
  • C3
  • D4
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1542
Mathematics Medium Uploaded: 21 Jun 2026

If f(x) = x² - 4 what are the zeros of f(x)?

  • Ax = ±1
  • Bx = ±2
  • Cx = ±3
  • Dx = ±4
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1543
Mathematics Hard Uploaded: 21 Jun 2026

What is the determinant of the 2x2 matrix with rows [2 3] and [1 4]?

  • A5
  • B8
  • C11
  • D14
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1544
Mathematics Medium Uploaded: 21 Jun 2026

What is the value of i² where i is the imaginary unit?

  • A1
  • B-1
  • Ci
  • D-i
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1545
Mathematics Hard Uploaded: 21 Jun 2026

What is the number of diagonals in a polygon with n sides?

  • An(n-1)/2
  • Bn(n-3)/2
  • Cn(n+1)/2
  • Dn²/2
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1546
Mathematics Medium Uploaded: 21 Jun 2026

If variance of a data set is 25 what is the standard deviation?

  • A5
  • B10
  • C15
  • D25
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1547
Mathematics Hard Uploaded: 21 Jun 2026

The sum of a geometric series with a=2 r=3 and 4 terms is?

  • A80
  • B90
  • C100
  • D110
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1548
Mathematics Hard Uploaded: 21 Jun 2026

How many prime numbers are between 1 and 50?

  • A14
  • B15
  • C16
  • D17
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1549
Mathematics Medium Uploaded: 21 Jun 2026

What is the equation of a circle centered at origin with radius r?

  • Ax² + y² = r
  • Bx² - y² = r²
  • Cx² + y² = r²
  • Dx + y = r²
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1550
Mathematics Medium Uploaded: 21 Jun 2026

Solve the absolute value equation: |2x - 3| = 7

  • Ax=5 or x=-2
  • Bx=5 or x=2
  • Cx=-5 or x=2
  • Dx=4 or x=-2
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