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Digital Electronics

Digital Electronics
In digital systems, 1 byte is equal to ________ bit(s).

 8
 1
 2
 4

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Digital Electronics
Which of the following codes is known as the 8421 code?

 XS-3 code
 BCD code
 ASCII code
 Gray code

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Digital Electronics
When two n-bit binary numbers are added then the sum will contain at most

 (n + 1)-bit
 (n + n)-bit
 n-bit
 (n + 2)-bit

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Digital Electronics
What are the values of R1 and R2 respectively in the expression (235)R1 = (565)10 = (1065)R2

 16, 8
 12, 8
 8, 16
 6, 16

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

 AND
 NAND
 OR
 NOT

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Digital Electronics
The most suitable gate to check whether the number of 1s in a digital word is even or odd is

 NAND
 AND, OR, and NOT
 X-OR
 NOR

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