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Digital Electronics

Digital Electronics
AND operation of (79)10 & (-56)10 is

 50H
 48H
 08H
 42H

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Digital Electronics
The decimal equivalent of the highest possible address for an 8-bit address bus is

 255
 128
 8
 256

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Digital Electronics
1 Gigabyte is equal to

 1024 bits
 1024 kbytes
 1024 Mbytes
 1024 bytes

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Digital Electronics
The following code is not a BCD code.

 Gray code
 XS-3 code
 8421 code
 all of these

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Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 NOR
 AND
 OR
 none of these

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Digital Electronics
The code used in digital systems to represent decimal digits, letters, and other special characters such as + , – , . , * , etc. is

 octal
 ASCII
 natural BCD
 hexadecimal

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MORE MCQ ON Digital Electronics

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