One of the more famous of these devices is the 74181, a cascadable 4-bit arithmetic logic unit, or ALU. An ALU is the heart of a microprocessor, performing its operations. The 74181 appeared in ...

Keep other ingredients ready in the meantime. Cover the surface of a large plate with the papdi pieces. Mash the boiled potato roughly and add it on top. Drizzle the green (spicy) chutney and the ...