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Digital Electronics

Digital Electronics
Consider the operation 24+17 = 40 .What is the correct base of number so that operation is correct?

 11
 12
 13
 10

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 three
 four
 two

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Digital Electronics
The terms which cannot be combined further in the tabular method are called

 selective prime implicants
 essential prime implicants
 implicants
 prime implicants

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 6
 2
 4
 8

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Digital Electronics
(1D)16 in BCD 8421 code is

 00011111
 00100100
 00011101
 00101001

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Digital Electronics
The number of rows in the truth table of a 4-input gate is

 8
 4
 12
 16

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