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Digital Electronics

Digital Electronics
What logic function is produced by adding inverters to the inputs of an OR gate?

 X-NOR
 AND
 NAND
 NOR

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Digital Electronics
The most suitable gate for comparing two bits is

 NAND
 AND
 OR
 X-OR

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Digital Electronics
Boolean algebra is also known as

 Counting algebra
 Transistor algebra
 Gate algebra
 Switching algebra

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 NAND gate
 X-NOR gate
 X-OR gate
 NOR gate

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 16, 8
 8, 16
 12, 8
 6, 16

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Digital Electronics
9’s complement of 52784630 is

 57316379
 47215369
 58326479
 48225469

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