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Digital Computer Electronics

Digital Computer Electronics
A logic circuit which is used to change a BCD number into an equivalent decimal number is

code converter
decoder
encoder
multiplexer
None of these

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Digital Computer Electronics
With an RS latch a high S and low R sets the output to _____ ; a low S and a high R _____ the output to low.

set, reset
high, reset
Race, high
None of these
No change, set

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Digital Computer Electronics
An OR gate has 6 inputs. How many input words are in its truth table?

16
128
32
None of these
64

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Digital Computer Electronics
Which of the following is not true?

0 x 1 = 1
1 x 1 = 1
1 x 0 = 0
0X0 = 0
None of these

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Digital Computer Electronics
Which gates is known as universal gate?

NOT gate
None of these
XOR gate
AND gate
NAND gate

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Digital Computer Electronics
_____dominates the LSI field, and _____ is used extensively where lowest power consumption is necessary.

NMOS, PMOS
NMOS, CMOS
PMOS, CMOS
None of these
MOSFET, PMOS

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