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Digital Electronics

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

 6, 16
 16, 8
 8, 16
 12, 8

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

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

 Continue
 Comment
 Opcode
 Operand

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Digital Electronics
When will be the output of a NOT gate is LOW ?

 the input is LOW.
 the input is HIGH.
None of these
 the input is HIGH and LOW.

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Digital Electronics
The NOR gate can function as a NOT gate if

 one input is set to 0
 one input is set to 1
 inputs are left open
 all inputs are connected together

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Digital Electronics
If a Hexadecimal number needs to convert to binary. For each hexadecimal digit, there will be how many bits

 4
 2
 1
 8

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