Prepare for chip design interviews, one flow step at a time.

Questions for Physical Design, RTL and Verification, placed where interviewers stop you. Every answer cites a source.
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Choose your field

How it works

  • Choose a field

    Physical Design, RTL or Verification.

  • Open a flow step

    Questions sit where the interviewer cuts in.

  • Learn together

    Check the source, mark what you were asked, fix what’s wrong.

Short answers you can check

The direct answer first, then the common slip and the source.
Physical Design
S04 Placement

How does a timing-driven placer make critical paths shorter, and what does it cost?

Prepare alongside people in the same search

Mark what you were asked, fix what’s wrong, and talk it through in threads. Contributing is free for everyone.
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  • Pseudonymous: a display name only
  • No online status or read receipts
  • Unanswered posts pin to the top

Browse free. Open more when you need it.

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    Every question in every field
    15 answers, with their sources
    Community and contributing

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    Every answer, with notes and changelog
    PD, RTL and DV in one plan
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Terms of use

Common questions

Every answer cites a source, such as a textbook, a paper, a standard like IEEE 1800 or IEEE 1801, or public vendor documentation. The link sits under the answer.

No. Nothing scores or ranks you. You set the pace and pick the weak spot.

Pseudonymous. Members see only your display name, with no online status or read receipts.

No. Answers cover concepts and methodology, not which command to type in a vendor’s tool.

In the app, open Settings and choose “Delete my account”. Approved contributions stay, credited to “Former member”.