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Digital Electronics

Digital Electronics
How many output is high of NOR GATE ?

 3
 2
 1
 4

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Digital Electronics
Truth table is used to express

 Boolean expression
 Boolean map
 Boolean matrix
 Boolean addition

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Digital Electronics
A number system with radix 2 is known as

 Octal
 Hexadecimal
 Decimal
 Binary

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Digital Electronics
Why generic array logic (GAL) device was invented ?

 One-time programmable
 Reprogrammable
 Mask programmable
None of these

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Digital Electronics
A signed integer has been stored in a byte using 2’scomplement format. We wish to store the same integer in 16-bit word. We should copy the original byte to the less significant byte of the word and fill the more significant byte with

 Complement of the MSB of the original byte
 0
 1
 Equal to the MSB of the original byte

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Digital Electronics
What is the minimum number of NOR gates required realizing an X-OR gating?

 6
 5
 4
 3

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