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Digital Electronics

Digital Electronics
Each term in the standard SOP form is called a

 don’t care
 literal
 minterm
 maxterm

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Digital Electronics
The number of comparators in a parallel conversion type 8-bit analog to digital converter is

  8.
  255.
 256.
 16.

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

 OR
 XOR
 XNOR
 NOR

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Digital Electronics
The Quine– McClusky method of minimization of a logic expression is a (i) graphical method (ii) algebraic method (iii) tabular method (iv) a computer-oriented algorithm The correct answers are

 (ii) and (iv)
 (i) and (iii)
 (iii) and (iv)
 (i) and (ii)

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Digital Electronics
Which of the following is known as a mod-2 adder?

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

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Digital Electronics
2's Complement of 10101011 is

 10101100
 00111100
 01010101
 10101011

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