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Digital Electronics

Digital Electronics
The most suitable gate for comparing two bits is

 OR
 AND
 NAND
 X-OR

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Digital Electronics
Odd parity of a bit stream can be tested using ________ gate.

 AND
 OR
 XOR
 NOR

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Digital Electronics
In binary number system the first digit (bit) from right to left is called as

 MSB, Most Significant Bit
 First Bit
 Last Bit
 LSB, Least Significant Bit

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Digital Electronics
The simplified block diagram of a 10-bit A/D converter of dual slope integrator type is shown in figure. The 10-bit counter at the output is clocked by a 1 Mhz clock. Assuming negligible timing overhead for the control logic, the maximum frequency of the analog signal that can be converted using this A/D converted is approximately .

 250 Hz.
  1 KHz.
 2 KHz.
 500 Hz.

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Digital Electronics
A ROM has a 16-bit address bus. The number of locations in this memory is

 16
 1024
 65536
 32

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Digital Electronics
Among the logic families, the family which can be used at very high frequency greater than 100 MHz in a 4 bit synchronous counter is

ECL
CMOS
TTLLS
TTLAS

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