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Digital Electronics

Digital Electronics
1 Gigabyte is equal to

 1024 kbytes
 1024 bits
 1024 bytes
 1024 Mbytes

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Digital Electronics
Which of the following is a digital device

 Microphone
 Regulator of a fan
 Light switch
 Resistance of a material

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Digital Electronics
A combinational circuit can be designed using only

 OR and X-NOR gates
 NOR gates
 AND gates
 OR gates

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Digital Electronics
Which of these circuits have higher gate complexity 1. Carry look ahead adder 2. Ripple carry adder

 both have same
 none
 2
 1

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Digital Electronics
A demultiplexer is a

 N-to-N device
 1-to-N device
 1-to-1 device
 N-to-1 device

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Digital Electronics
A self-complementing code for the decimal digits is created using the weight 4 4 3 -2. The value of 8592 in the code is

 1100 1011 1111 1001
 1000 0101 1001 0010
 1100 0111 1111 0011
 1100 1001 1111 1000

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