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Digital Electronics

Digital Electronics
Which number system has a base of 16

 None
 Decimal
 Octal
 Hexadecimal

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Digital Electronics
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either

 an OR or a NAND
 an AND or an X-NOR
 a NAND or a NOR
 an X-OR or an X-NOR

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Digital Electronics
In LSI, the number of gate circuits per chip is

 < 10,000
 100 to 999
 1000 to 10,000
 100 to 9,999

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NOR gate?

 OR
 AND
 NAND
 X-NOR

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

 Operand
 Continue
 Comment
 Opcode

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Digital Electronics
It is desired to have a 64 × 8 ROM. The ROMs available are of 16 × 4 size. The number of ROMs required will be

 2
 6
 8
 4

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