1. Why are complemental subtraction used in digital computers?
A- For the Purpose of Simplification of Circuitry.
2. In DE the number '0' is represented normally as?
A- 0.0
3. What is BCD ?
A- Binary Coded Decimal
4. How many bits are there in ASCII code?
A- It is a Seven bit code.
5. Self Complementing code's example?
A- Excess 3 Code
6. What is Positive logic in a Logic circuit ?
A- Logic 0 voltage is lower than the logic 1 voltage.
7. What is the main function of a NOT GATE ?
A- Inverting an Input signal .
8. 2 input OR GATE output is zero, when ?
A - Both the inputs are 0
9. A combinational circuit never contains memory element.
10. Universal Gates are ?
A- NOR and NAND Gates.
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