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Digital Electronics

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
A computer has a word length of 8 bits (including sign). It is required to determine the range of integers that can be stored in the computer. If 1’s complement is used to represent the numbers, then the range will be

 -127 to 127
 -256 to 255
 -128 to 127
 -256 to 256

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Digital Electronics
A bubbled OR gate is equivalent to a

 X-OR gate
 NOR gate
 AND gate
 NAND gate

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Digital Electronics
A group of four bits is known as

 Word
 Byte
 Bit
 Nibble

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Digital Electronics
The difference between the diagram of a NOR and OR gate is

 OR has got a bubble at its output terminal
 OR is more oval than NOR
 NOR has got a bubble at its output terminal
 OR is more squared than NOR

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Digital Electronics
The number of parity bits in a 12-bit Hamming code is

 8
 6
 5
 4

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