Digital Electronics - ECE Questions and Answers

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The hexadecimal number for (95.5)10 is _______

(5F.8)16

(9A.B)16

(2E.F)16

(5A.4)16

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How many flip flops are required to construct a decade counter

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How many select lines will a 16 to 1 multiplexer will have

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To realize Y = CD+EF+G how many AND gates are required

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The excess 3 code of decimal number 26 is

0100 1001

01011001

1000 1001

01001101

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1's complement representation of decimal number of -17 by using 8 bit representation is

1110 1110

1101 1101

1100 1100

0001 0001

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The decimal equivalent of Binary number 11010 is

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The following switching functions are to be implemented using a Decoder F1=âˆ‘m gm(1,2,4,8,10,14) f2 = âˆ‘m gm(2,5,9,11) f3 = âˆ‘m gm(2,4,5,6,7) Then what is the minimum configuration of the decoder

2 to 4 line

3 to 8 line

4 to 16 line

5 to 32 line

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For which of the following digital logic family has the lowest propagation delay time

ECL

TTL

CMOS

PMOS