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Digital Electronics

Digital Electronics
Which number system has a base of 16

 Hexadecimal
 None
 Octal
 Decimal

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Digital Electronics
X OR X' will result

 X
 X'
 0
 1

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Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 9
 3
 6

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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
 LSB, Least Significant Bit
 Last Bit

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 NOR
 X-NOR
 NAND
 AND

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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.
 250 Hz.
  1 KHz.
 500 Hz.

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