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Digital Electronics

Digital Electronics
The binary code of (21.125)10 is

10101.001
10100.001
10101.01
10100.111

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Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 16 × 16
 32 × 8
 64 × 4
 256 × 1

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Digital Electronics
The NAND gate can function as a NOT gate if

 inputs are left open
 one input is set to 1
 all inputs are connected together
 one input is set to 0

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Digital Electronics
Why encoder is used in the digital electronics ?

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

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Digital Electronics
What will be Excess - 3 code for decimal ( 584 )?

  (1000 1011 0111).
  (0111 0100 1000).
 (1000 0111 1110).
 (1011 0111 1000).

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Digital Electronics
The 7-bit Hamming code is used to transmit

 7 data bits
 no data bits
 4 data bits
 3 data bits

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MORE MCQ ON Digital Electronics

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