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Counters - Technical MCQs

Q1:

What is the difference between a 7490 and a 7492?

A 7490 is a MOD-12, 7492 is a MOD-10

B 7490 is a MOD-12, 7492 is a MOD-16

C 7490 is a MOD-16, 7492 is a MOD-10

D 7490 is a MOD-10, 7492 is a MOD-12

ANS:D - 7490 is a MOD-10, 7492 is a MOD-12

7490 - Four-bit DECADE Counter (MOD-10).
7492 - Four-bit Divide-by-12 Counter (MOD-12).
7490 - Four-bit Binary Counter (MOD-16).