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Deep Learning Practice · Quiz 1 · 15 Mar 2026 · January 2026 term

Question 6: In the standard Transformer architecture (e.g., GPT or BE…

Question 6

+2 marksOne correct option

In the standard Transformer architecture (e.g., GPT or BERT), which component exhibits a computational complexity that scales quadratically ( ) with respect to the input sequence length ?

  1. A

    The initial token and positional embedding lookup.

  2. B

    The element-wise addition in the Residual (Skip) connections.

  3. C

    The computation of the attention score matrix ( ).

  4. D

    The linear projections in the Position-wise Feed-Forward Network (FFN).

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Correct answer

  • C

    The computation of the attention score matrix ( ).

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Question 6 of 19 in the IIT Madras BS Deep Learning Practice (Deep Learning Practice) Quiz 1 paper sat on 15 Mar 2026, in the January 2026 term (Deep Learning Practice 15 Mar 26). It carries 2 marks.

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