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Digital Electronics

Digital Electronics
Convert the binary number (1111000011110000) to hexadecimal number

 F0F0
 5050
 1010
 7070

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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

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

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

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

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Digital Electronics
The field, which is never present in an assembly language statement, is

 Comment
 Operand
 Continue
 Opcode

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Digital Electronics
How many input and output required for demultiplexer ?

 one input and one output
 one input and many output
 number of selection inputs and one output
None of these

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Digital Electronics
A 32 × 10 ROM contains a decoder of size

 5 × 32
 32 × 32
 32 × 10
 10 × 32

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