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Digital Electronics

Digital Electronics
A bubbled OR gate is equivalent to a

 NOR gate
 NAND gate
 X-OR gate
 AND gate

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Digital Electronics
The field, which is never present in an assembly language statement, is

 Comment
 Continue
 Opcode
 Operand

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Digital Electronics
1s Complement of 11001010 is

 11001001
 00110101
 11001011
 00110111

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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

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

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Digital Electronics
The inputs of a NAND gate are connected together. The resulting circuit is ___________.

OR gate
NOT gate
None of these
AND gate

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Digital Electronics
The only function of NOT gate is to ___________.

Invert input signal
None of these
Act as a universal gate
Stop signal

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