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Digital Electronics

Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 NAND gate
 X-NOR gate
 NOR gate
 X-OR gate

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Digital Electronics
What is the minimum number of two-input NAND gates used to perform the function of 2-input OR gate?

 one
 two
 three
 four

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Digital Electronics
A number system with radix 2 is known as

 Hexadecimal
 Decimal
 Octal
 Binary

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Digital Electronics
If 4 input MUXes drive a 4 input multiplexer, it results a

 16 input MUX
 6 input MUX
 4 input MUX
 8 input MUX

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Digital Electronics
Each term in the standard POS form is called a

 literal
 maxterm
 minterm
 don’t care

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Digital Electronics
An AND gate will function as OR if

All the inputs to the gates are “1”
All the inputs and outputs are complemente'
All the inputs are ‘0’
Either of the inputs is “1”

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