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21. Which function positive logic is equivalent to OR function in negative logic?
A. NOT
B. AND
C. OR
D. NOR
E. None of the above
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22. Conversion of binary number 1011012 to its decimal number is
A. 4510
B. 4310
C. 4010
D. 4710
E. None of the above
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23. FETs are used in linear ICs to:
A. increase input resistance
B. provide large resistances
C. increase device complexity
D. (a) and (b) above
E. None of the above
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24. A flip-flop can store
A. one bit of data
B. two bits of data
C. three bits of data
D. any number of bits of data
E. None of the above
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25. Which of the following is the first integrated logic family?
A. RTL
B. DTL
C. TTL
D. MOS
E. None of the above
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