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Digital Electronics

Digital Electronics
The only function of NOT gate is to ___________.

Stop signal
None of these
Invert input signal
Act as a universal gate

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Digital Electronics
Which of the following operations is commutative but not associative?

 X-OR
 NAND
 OR
 AND

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -48 as 11101000
 -32 as 11100000
 -37 as 11011011
 -89 as 10100111

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Digital Electronics
Complement of XNOR and NOR is ________ and ________ respectively.

 XOR, OR
 XOR, NOR
 NOR, XNOR
 OR, NOR

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Digital Electronics
A number system with radix 2 is known as

 Decimal
 Hexadecimal
 Octal
 Binary

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Digital Electronics
Which of the following is 1’s complement representation of -34?

 10100010
 11011101
 01011101
 11011110

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