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Digital Electronics

Digital Electronics
EBCDIC code is a

 8-bit code
 5-bit code
 10-bit code
 7-bit code

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

 00100100
 00011111
 00101001
 00011101

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Digital Electronics
The 2s complement of 17 is

 101110.
 110001.
  101111.
 111110.

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Digital Electronics
A half adder has

 2 inputs and 2 output
 1 input and 2 outputs
 2 inputs and 1 outputs
 1 input and 1 output

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Digital Electronics
Dual slope ADC has R = 1 KΩ and C = 0.22 nanofarad has charging and discharge times for some voltage is 9 ns and 3 ns respectively. The reference Voltage is 2.2 V. What is the peak voltage reached by triangular wave during charging?

 300 mV.
 30 mV.
 900 mV.
 90 mV.

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Digital Electronics
Digital circuit can be made by the repeated use of ___________

OR gates
NOT gates
NAND gates
None of these

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