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Digital Electronics

Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 32 × 8
 256 × 1
 16 × 16
 64 × 4

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Digital Electronics
Which number system has a base of 16

 Hexadecimal
 Decimal
 None
 Octal

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Digital Electronics
Which of the following gates cannot be used as an inverter?

 NOR
 NAND
 X-NOR
 AND

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Digital Electronics
The number of digit 1 present in the binary representation of (3 × 512 + 7 × 64 + 5 × 8 + 3) is

 8
 6
 7
 9

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Digital Electronics
What is the radix of octal number system ?

 16
 2
 8
 10

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Digital Electronics
In decimal number system what is MSD

 Middle digit
 First digit from left to right
 Mean of all digits
 First digit from right to left

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