Searching
Searching (dll) is a DSA topic. In plain words you use it for find roll 12 in a sorted list. Don’t start with a slogan — start with that picture.
Smallest example: linear vs binary. Type it, run it, and say what you see. If you can do that from memory, you know Searching (dll).
From the example next to this theory — Searching (dll) — Dry-run [4, 1, 3].
Trap — binary search on unsorted data. Fix that before you talk about advanced DSA.
Viva — what is Searching (dll)? Then show linear vs binary. Then name the trap.
What is Searching (dll)? Show this: linear vs binary. Trap: binary search on unsorted data.