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Digital Electronics

Digital Electronics
An n variable K-map can have

 2n cells
 n2 cells
  nn cells
 n2n cells

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 2
 6
 4
 8

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Digital Electronics
Which of the logical operations is represented by the + sign in Boolean algebra ?

 NOT
 AND
 NAND
 OR

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Digital Electronics
The hex address of the 256th memory location is

 00100
 00FFF
 000FF
 001FF

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Digital Electronics
A device which converts BCD into octal is called

 demultiplexer
 code converter
 decoder
 encoder

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Digital Electronics
ASCII and EBCDIC codes are

 numeric codes
 error correcting codes
 BCD codes
 alphanumeric codes

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MORE MCQ ON Digital Electronics

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