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Digital Electronics

Digital Electronics
What is the Boolean expression for a two-input AND gate ?

 A - B
 A.B
 A + B
 A & B

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Digital Electronics
A gate is enabled when its enable input is at logic 0. The gate is

 none of these
 AND
 NAND
 NOR

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Digital Electronics
8421 code is

 self-complementing code
 weighted code
 alphanumeric code
 non-weighted code

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Digital Electronics
If in a base b number system, 54/4=13, the base of the number is

 8
 7
 9
 6

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Digital Electronics
In decimal number system what is MSD

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

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Digital Electronics
1 Gigabyte is equal to

 1024 bits
 1024 Mbytes
 1024 kbytes
 1024 bytes

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