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Digital Electronics

Digital Electronics
The complement of a function A is

 A
 Ā
 0
 1

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Digital Electronics
Which of these sets of logic gates are designated as universal gates?

 OR, NOT, AND.
 NOR, NAND, XNOR.
 XOR, NOR, NAND.
 NOR, NAND.

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Digital Electronics
When an input signal 1 is applied to a NOT gate, the output is ___________.

1
None of these
Either 0 & 1

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Digital Electronics
Which one of the following is correct sequence of the numbers represented in the series(2)3, (10)4, (11)5, (14)6, (22)7,…………….

 2, 4, 6, 10, 12, …
 2, 4, 6, 8, 10, …..
 2, 3, 4, 5, 6, ….
 2, 4, 6, 10, 16……..

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Digital Electronics
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -127 to 127
 -128 to 127
 -256 to 255
 -256 to 256

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Digital Electronics
An n variable K-map can have

 2n cells
 n2 cells
  nn cells
 n2n cells

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