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Digital Electronics

Digital Electronics
The fan put of a 7400 NAND gate is

8TTL
5TTL
2TTL
10TTL

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Digital Electronics
Which is the correct order of sequence for representing the input values in K-map?

(00, 10, 11, 01)
(00, 01, 10, 11)
(00, 10, 01, 11)
(00, 01, 11, 10)

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 1011 1111 1001
 1000 0101 1001 0010
 1100 0111 1111 0011
 1100 1001 1111 1000

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Digital Electronics
When will be the output of an AND gate is LOW ?

 When all input is LOW
 When any input is LOW
 When any input is HIGH
 When all inputs are HIGH

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 3
 8
 9
 6

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Digital Electronics
XNOR followed by a NOT gate is equivalant to ________ gate

 XNOR
 XOR
 OR
 NOR

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