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Digital Electronics

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

 65536
 16
 1024
 32

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Digital Electronics
The parity of the binary number 11011001 is

 odd
 not known
 even
 same as the number of zeros

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Digital Electronics
To get an excess-3 code from BCD code

 0110 is subtracted
 0011 is added
 0011 is subtracted
 0110 is added

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Digital Electronics
A bubbled OR gate is equivalent to a

 AND gate
 NOR gate
 NAND gate
 X-OR gate

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

NAND gates
NOT gates
OR gates
None of these

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Digital Electronics
The effect of stray magnetic field on the actuating torque of a portable instrument is maximum when the operating field of the instrument and the stray fields are

 Inclined at 60°.
 Inclined at 30°.
  Parallel.
 Perpendicular.

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