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Digital Electronics

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

 Continue
 Comment
 Opcode
 Operand

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Digital Electronics
(11011) 2 in BCD 8421 code is

 11011001
 01101100
 00011011
 00100111

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Digital Electronics
What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

 AND
 OR
 X-OR
 X-NOR

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Digital Electronics
The way of representing numbers in the form of 0s and 1s is called as

 Binary Notation
 Computer Notation
 Zeros Notation
 Ones Notation

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Digital Electronics
The voltages corresponding to LOW and HIGH levels respectively are given below. Identify the voltages which correspond to positive logic system.

 1 V and -5 V
 0 V and 5 V
 5 V and 0 V
 –1.5 V and – 5 V

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 AND
 X-OR
 OR
 NOT

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