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Digital Electronics

Digital Electronics
In LSI, the number of gate circuits per chip is

 100 to 9,999
 < 10,000
 1000 to 10,000
 100 to 999

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Digital Electronics
The XS-3 code is a

 self-complementing code
 cyclic code
 weighted code
 error-correcting code

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

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

 2 KHz.
  1 KHz.
 250 Hz.
 500 Hz.

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Digital Electronics
Why encoder is used in the digital electronics ?

 To convert coded information into non coded form
 To convert non coded information into coded form
 It is used to separate address bus and data bus
None of these

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Digital Electronics
The only function of NOT gate is to ___________.

Stop signal
Act as a universal gate
None of these
Invert input signal

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