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Digital Electronics

Digital Electronics
Which of these circuits will give yield carry with more delay 1. Carry look ahead adder 2. Ripple carry adder

 none
 1.
 both are same
 2.

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Digital Electronics
A number system with radix 2 is known as

 Binary
 Hexadecimal
 Octal
 Decimal

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Digital Electronics
The effect of stray magnetic field on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are

 Inclined at 30°.
  Parallel.
 Perpendicular.
 Inclined at 60°.

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Digital Electronics
In the boolean algebra, a variable has ________ different state(s)/value(s).

 3
 4
 1
 2

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Digital Electronics
(1D)16 in BCD 8421 code is

 00100100
 00011101
 00101001
 00011111

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

None of these
120 CPS
12 CPS
10 CPS

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