VLSI DV Interview Puzzles · All levels

Covergroup and Coverpoint Puzzles

Compute legal bin counts and percentages from sampled traffic, then explain why apparently hit values may not contribute to coverage.

About this puzzle set

Compute legal bin counts and percentages from sampled traffic, then explain why apparently hit values may not contribute to coverage.

Puzzles in this topic

diagram
1. Auto vs explicit bins with illegal transition context  [Medium]
2. Default bin denominator puzzle  [Easy]
3. Bin array math with mixed declarations  [Hard]
4. Transition bin sequence counting  [Medium]
5. illegal_bins vs ignore_bins accounting  [Medium]
6. Same traffic, different denominator  [Hard]

Work each puzzle before reading the solution: predict the exact output or answer, name the rule that governs it, then check yourself.

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